Tagging 1.6.0-rc4
diff --git a/apps/acl/pom.xml b/apps/acl/pom.xml
index f21aa2a..781fc06 100644
--- a/apps/acl/pom.xml
+++ b/apps/acl/pom.xml
@@ -26,11 +26,11 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-acl</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
     <packaging>bundle</packaging>
 
     <description>ONOS ACL application</description>
diff --git a/apps/bgpflowspec/app/pom.xml b/apps/bgpflowspec/app/pom.xml
index 53f4d67..23e19c9 100755
--- a/apps/bgpflowspec/app/pom.xml
+++ b/apps/bgpflowspec/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-bgpflow</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/bgpflowspec/bgpweb/pom.xml b/apps/bgpflowspec/bgpweb/pom.xml
index 036a7d1..87d570e 100755
--- a/apps/bgpflowspec/bgpweb/pom.xml
+++ b/apps/bgpflowspec/bgpweb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-bgpflow</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/bgpflowspec/flowapi/pom.xml b/apps/bgpflowspec/flowapi/pom.xml
index 01cb23b..30bf057 100755
--- a/apps/bgpflowspec/flowapi/pom.xml
+++ b/apps/bgpflowspec/flowapi/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-bgpflow</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
@@ -35,7 +35,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onlab-misc</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>com.google.guava</groupId>
diff --git a/apps/bgpflowspec/flowmgr/pom.xml b/apps/bgpflowspec/flowmgr/pom.xml
index 5d9afbe..e833e99 100755
--- a/apps/bgpflowspec/flowmgr/pom.xml
+++ b/apps/bgpflowspec/flowmgr/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-bgpflow</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
@@ -45,7 +45,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-app-bgp-flowapi</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
     </dependencies>
 </project>
diff --git a/apps/bgpflowspec/pom.xml b/apps/bgpflowspec/pom.xml
index 1ce57ca..4faf633 100755
--- a/apps/bgpflowspec/pom.xml
+++ b/apps/bgpflowspec/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/bgprouter/pom.xml b/apps/bgprouter/pom.xml
index 6618779..c66ccdf 100644
--- a/apps/bgprouter/pom.xml
+++ b/apps/bgprouter/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>onos-app-bgprouter</artifactId>
diff --git a/apps/bmv2-demo/common/pom.xml b/apps/bmv2-demo/common/pom.xml
index 32399b1..c768ca8 100644
--- a/apps/bmv2-demo/common/pom.xml
+++ b/apps/bmv2-demo/common/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>onos-app-bmv2-demo</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/bmv2-demo/ecmp/pom.xml b/apps/bmv2-demo/ecmp/pom.xml
index 3044283..b4c90c0 100644
--- a/apps/bmv2-demo/ecmp/pom.xml
+++ b/apps/bmv2-demo/ecmp/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>onos-app-bmv2-demo</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/bmv2-demo/pom.xml b/apps/bmv2-demo/pom.xml
index 99cf80f..eedef3c 100644
--- a/apps/bmv2-demo/pom.xml
+++ b/apps/bmv2-demo/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/bmv2-demo/wcmp/pom.xml b/apps/bmv2-demo/wcmp/pom.xml
index 72e6e14..ff39df4 100644
--- a/apps/bmv2-demo/wcmp/pom.xml
+++ b/apps/bmv2-demo/wcmp/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>onos-app-bmv2-demo</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/cip/pom.xml b/apps/cip/pom.xml
index 3658631..c74bee0 100644
--- a/apps/cip/pom.xml
+++ b/apps/cip/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-cip</artifactId>
diff --git a/apps/cpman/api/pom.xml b/apps/cpman/api/pom.xml
index 99b12b6..1297195 100644
--- a/apps/cpman/api/pom.xml
+++ b/apps/cpman/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-cpman</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-cpman-api</artifactId>
diff --git a/apps/cpman/app/pom.xml b/apps/cpman/app/pom.xml
index cad5fb5..e780d91 100644
--- a/apps/cpman/app/pom.xml
+++ b/apps/cpman/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-cpman</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-cpman</artifactId>
diff --git a/apps/cpman/pom.xml b/apps/cpman/pom.xml
index e7dca06..63e4adb 100644
--- a/apps/cpman/pom.xml
+++ b/apps/cpman/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-cpman</artifactId>
diff --git a/apps/demo/cord-gui/pom.xml b/apps/demo/cord-gui/pom.xml
index 41cbbe5..bff3ddf 100644
--- a/apps/demo/cord-gui/pom.xml
+++ b/apps/demo/cord-gui/pom.xml
@@ -27,7 +27,7 @@
     </parent>
 
     <artifactId>cord-gui</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
     <packaging>war</packaging>
 
     <description>Demo CORD Subscriber Web GUI</description>
diff --git a/apps/demo/cord-gui/src/scripts/pullwar.sh b/apps/demo/cord-gui/src/scripts/pullwar.sh
index b93748f..c3d8f90 100644
--- a/apps/demo/cord-gui/src/scripts/pullwar.sh
+++ b/apps/demo/cord-gui/src/scripts/pullwar.sh
@@ -1 +1 @@
-cp $ONOS_ROOT/apps/demo/cord-gui/target/cord-gui-1.6.0-SNAPSHOT.war .
+cp $ONOS_ROOT/apps/demo/cord-gui/target/cord-gui-1.6.0-rc4.war .
diff --git a/apps/demo/cord-gui/src/scripts/run.me b/apps/demo/cord-gui/src/scripts/run.me
index 8805356..5672445 100644
--- a/apps/demo/cord-gui/src/scripts/run.me
+++ b/apps/demo/cord-gui/src/scripts/run.me
@@ -4,7 +4,7 @@
 
 export LISTENPORT=8080
 export JETTY="-jar jetty-runner.jar"
-export CORD=./cord-gui-1.6.0-SNAPSHOT.war
+export CORD=./cord-gui-1.6.0-rc4.war
 export LOGDBG=-Dorg.onosproject.cord.gui.LEVEL=DEBUG
 export DEBUG="-Xdebug -Xrunjdwp:transport=dt_socket,address=5005,server=y,suspend=n"
 export LOG=cord.log
diff --git a/apps/dhcp/api/pom.xml b/apps/dhcp/api/pom.xml
index 68e9855..186b0ca 100644
--- a/apps/dhcp/api/pom.xml
+++ b/apps/dhcp/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-dhcp</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-dhcp-api</artifactId>
diff --git a/apps/dhcp/app/pom.xml b/apps/dhcp/app/pom.xml
index 831a033..c11cd10 100644
--- a/apps/dhcp/app/pom.xml
+++ b/apps/dhcp/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-dhcp</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-dhcp</artifactId>
diff --git a/apps/dhcp/pom.xml b/apps/dhcp/pom.xml
index 9cd9bd2..a06adc0 100644
--- a/apps/dhcp/pom.xml
+++ b/apps/dhcp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-dhcp</artifactId>
diff --git a/apps/drivermatrix/pom.xml b/apps/drivermatrix/pom.xml
index bd6fae6..47e051b 100644
--- a/apps/drivermatrix/pom.xml
+++ b/apps/drivermatrix/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-drivermatrix</artifactId>
diff --git a/apps/events/pom.xml b/apps/events/pom.xml
index 035ad75..8c89dd7 100644
--- a/apps/events/pom.xml
+++ b/apps/events/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-events</artifactId>
diff --git a/apps/faultmanagement/app/pom.xml b/apps/faultmanagement/app/pom.xml
index b9e4eb2..98e9ff2 100644
--- a/apps/faultmanagement/app/pom.xml
+++ b/apps/faultmanagement/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-fm</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fm-onosfw</artifactId>
diff --git a/apps/faultmanagement/fmcli/pom.xml b/apps/faultmanagement/fmcli/pom.xml
index 7b47a8f..79eb0bb 100644
--- a/apps/faultmanagement/fmcli/pom.xml
+++ b/apps/faultmanagement/fmcli/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-fm</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fm-cli</artifactId>
diff --git a/apps/faultmanagement/fmgui/pom.xml b/apps/faultmanagement/fmgui/pom.xml
index 4f0c734..dc757da 100644
--- a/apps/faultmanagement/fmgui/pom.xml
+++ b/apps/faultmanagement/fmgui/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-fm</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fm-gui</artifactId>
diff --git a/apps/faultmanagement/fmmgr/pom.xml b/apps/faultmanagement/fmmgr/pom.xml
index 1ae3fab..eb2862d 100644
--- a/apps/faultmanagement/fmmgr/pom.xml
+++ b/apps/faultmanagement/fmmgr/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-fm</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fm-mgr</artifactId>
diff --git a/apps/faultmanagement/fmweb/pom.xml b/apps/faultmanagement/fmweb/pom.xml
index 5159c08..78ddb65 100644
--- a/apps/faultmanagement/fmweb/pom.xml
+++ b/apps/faultmanagement/fmweb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-fm</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
 
diff --git a/apps/faultmanagement/pom.xml b/apps/faultmanagement/pom.xml
index 81e4f5e..83b0569 100644
--- a/apps/faultmanagement/pom.xml
+++ b/apps/faultmanagement/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fm</artifactId>
diff --git a/apps/flowanalyzer/pom.xml b/apps/flowanalyzer/pom.xml
index acbf8cd..e324983 100644
--- a/apps/flowanalyzer/pom.xml
+++ b/apps/flowanalyzer/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-flowanalyzer</artifactId>
diff --git a/apps/fwd/pom.xml b/apps/fwd/pom.xml
index 111b144..75d7ac9 100644
--- a/apps/fwd/pom.xml
+++ b/apps/fwd/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fwd</artifactId>
diff --git a/apps/gangliametrics/pom.xml b/apps/gangliametrics/pom.xml
index 0a3e9c2..5131559 100644
--- a/apps/gangliametrics/pom.xml
+++ b/apps/gangliametrics/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-ganglia</artifactId>
diff --git a/apps/graphitemetrics/pom.xml b/apps/graphitemetrics/pom.xml
index 7433407..0a0e4e2 100644
--- a/apps/graphitemetrics/pom.xml
+++ b/apps/graphitemetrics/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-graphite</artifactId>
diff --git a/apps/influxdbmetrics/pom.xml b/apps/influxdbmetrics/pom.xml
index 3d63d87..83fa102 100644
--- a/apps/influxdbmetrics/pom.xml
+++ b/apps/influxdbmetrics/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-influxdb</artifactId>
diff --git a/apps/iptopology-api/pom.xml b/apps/iptopology-api/pom.xml
index 11a3044..dc21805 100644
--- a/apps/iptopology-api/pom.xml
+++ b/apps/iptopology-api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <artifactId>onos-app-iptopology-api</artifactId>
     <packaging>bundle</packaging>
diff --git a/apps/kafka-integration/pom.xml b/apps/kafka-integration/pom.xml
index badf5ee..355baa2 100644
--- a/apps/kafka-integration/pom.xml
+++ b/apps/kafka-integration/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-kafka</artifactId>
diff --git a/apps/metrics/pom.xml b/apps/metrics/pom.xml
index 61d65c0..202d356 100644
--- a/apps/metrics/pom.xml
+++ b/apps/metrics/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-metrics</artifactId>
diff --git a/apps/mfwd/pom.xml b/apps/mfwd/pom.xml
index 1a26f3f..f47612c 100644
--- a/apps/mfwd/pom.xml
+++ b/apps/mfwd/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-mfwd</artifactId>
diff --git a/apps/mlb/pom.xml b/apps/mlb/pom.xml
index e60754d..effee1a 100644
--- a/apps/mlb/pom.xml
+++ b/apps/mlb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-mlb</artifactId>
diff --git a/apps/mobility/pom.xml b/apps/mobility/pom.xml
index 1ba4a8a..3a4f0e1 100644
--- a/apps/mobility/pom.xml
+++ b/apps/mobility/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-mobility</artifactId>
diff --git a/apps/newoptical/pom.xml b/apps/newoptical/pom.xml
index 5ff9687..1bb466e 100644
--- a/apps/newoptical/pom.xml
+++ b/apps/newoptical/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-newoptical</artifactId>
diff --git a/apps/openstackinterface/api/pom.xml b/apps/openstackinterface/api/pom.xml
index b1b3291..6e132d27 100644
--- a/apps/openstackinterface/api/pom.xml
+++ b/apps/openstackinterface/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstackinterface</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstackinterface-api</artifactId>
diff --git a/apps/openstackinterface/app/pom.xml b/apps/openstackinterface/app/pom.xml
index 52958e9..81f3557 100644
--- a/apps/openstackinterface/app/pom.xml
+++ b/apps/openstackinterface/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstackinterface</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstackinterface-app</artifactId>
diff --git a/apps/openstackinterface/pom.xml b/apps/openstackinterface/pom.xml
index 0feacb1..1f02970 100644
--- a/apps/openstackinterface/pom.xml
+++ b/apps/openstackinterface/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstackinterface</artifactId>
diff --git a/apps/openstacknetworking/api/pom.xml b/apps/openstacknetworking/api/pom.xml
index b5b0104..13e8414 100644
--- a/apps/openstacknetworking/api/pom.xml
+++ b/apps/openstacknetworking/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstacknetworking</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstacknetworking-api</artifactId>
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-app-openstackinterface-api</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.osgi</groupId>
diff --git a/apps/openstacknetworking/app/pom.xml b/apps/openstacknetworking/app/pom.xml
index 8e56ede..797c0b4 100644
--- a/apps/openstacknetworking/app/pom.xml
+++ b/apps/openstacknetworking/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstacknetworking</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstacknetworking-app</artifactId>
diff --git a/apps/openstacknetworking/openstackrouting/pom.xml b/apps/openstacknetworking/openstackrouting/pom.xml
index b825e72..8f4f2e0 100644
--- a/apps/openstacknetworking/openstackrouting/pom.xml
+++ b/apps/openstacknetworking/openstackrouting/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstacknetworking</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstackrouting</artifactId>
diff --git a/apps/openstacknetworking/openstackswitching/pom.xml b/apps/openstacknetworking/openstackswitching/pom.xml
index 32ef9fa..a46114b 100644
--- a/apps/openstacknetworking/openstackswitching/pom.xml
+++ b/apps/openstacknetworking/openstackswitching/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstacknetworking</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstackswitching</artifactId>
diff --git a/apps/openstacknetworking/pom.xml b/apps/openstacknetworking/pom.xml
index 2e4044b..244e048 100644
--- a/apps/openstacknetworking/pom.xml
+++ b/apps/openstacknetworking/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstacknetworking</artifactId>
diff --git a/apps/openstacknetworking/web/pom.xml b/apps/openstacknetworking/web/pom.xml
index 7d04989..47584bc 100644
--- a/apps/openstacknetworking/web/pom.xml
+++ b/apps/openstacknetworking/web/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstacknetworking</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstacknetworking-web</artifactId>
diff --git a/apps/openstacknode/pom.xml b/apps/openstacknode/pom.xml
index 16b7952..b0e35c2 100644
--- a/apps/openstacknode/pom.xml
+++ b/apps/openstacknode/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstacknode</artifactId>
diff --git a/apps/optical/pom.xml b/apps/optical/pom.xml
index 7615168..17a397b 100644
--- a/apps/optical/pom.xml
+++ b/apps/optical/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-optical</artifactId>
diff --git a/apps/pathpainter/pom.xml b/apps/pathpainter/pom.xml
index 8369c47..d928dd0 100644
--- a/apps/pathpainter/pom.xml
+++ b/apps/pathpainter/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-pp</artifactId>
diff --git a/apps/pce/app/pom.xml b/apps/pce/app/pom.xml
index 1d53d4e..0236d57 100644
--- a/apps/pce/app/pom.xml
+++ b/apps/pce/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pce</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>onos-app-pce</artifactId>
diff --git a/apps/pce/pceweb/pom.xml b/apps/pce/pceweb/pom.xml
index 9e815a0..fd2bca4 100644
--- a/apps/pce/pceweb/pom.xml
+++ b/apps/pce/pceweb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pce</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/pce/pom.xml b/apps/pce/pom.xml
index e6e6163..5c3f488 100644
--- a/apps/pce/pom.xml
+++ b/apps/pce/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/apps/pcep-api/pom.xml b/apps/pcep-api/pom.xml
index 5f98cc8..3c6cf2b 100644
--- a/apps/pcep-api/pom.xml
+++ b/apps/pcep-api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <artifactId>onos-app-pcep-api</artifactId>
     <packaging>bundle</packaging>
diff --git a/apps/pim/pom.xml b/apps/pim/pom.xml
index 528095b..b867f20 100644
--- a/apps/pim/pom.xml
+++ b/apps/pim/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-pim</artifactId>
diff --git a/apps/pom.xml b/apps/pom.xml
index c6cc9c6..498f20a 100644
--- a/apps/pom.xml
+++ b/apps/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-apps</artifactId>
diff --git a/apps/proxyarp/pom.xml b/apps/proxyarp/pom.xml
index 6b6e169..ef02cf9 100644
--- a/apps/proxyarp/pom.xml
+++ b/apps/proxyarp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-proxyarp</artifactId>
diff --git a/apps/reactive-routing/pom.xml b/apps/reactive-routing/pom.xml
index c8cf8e1..e44cc76 100644
--- a/apps/reactive-routing/pom.xml
+++ b/apps/reactive-routing/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-reactive-routing</artifactId>
diff --git a/apps/routing-api/pom.xml b/apps/routing-api/pom.xml
index f04be2d..ad34356 100644
--- a/apps/routing-api/pom.xml
+++ b/apps/routing-api/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/routing/pom.xml b/apps/routing/pom.xml
index cc5036f..914eb08 100644
--- a/apps/routing/pom.xml
+++ b/apps/routing/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/scalablegateway/pom.xml b/apps/scalablegateway/pom.xml
index 099d9f0..82bf3ef 100644
--- a/apps/scalablegateway/pom.xml
+++ b/apps/scalablegateway/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-scalablegateway</artifactId>
diff --git a/apps/sdnip/pom.xml b/apps/sdnip/pom.xml
index a84cdf7..5659cab 100644
--- a/apps/sdnip/pom.xml
+++ b/apps/sdnip/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-sdnip</artifactId>
diff --git a/apps/segmentrouting/pom.xml b/apps/segmentrouting/pom.xml
index 8a5401a..98b807a 100644
--- a/apps/segmentrouting/pom.xml
+++ b/apps/segmentrouting/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-segmentrouting</artifactId>
diff --git a/apps/test/demo/pom.xml b/apps/test/demo/pom.xml
index 70b085d..b97a3bf 100644
--- a/apps/test/demo/pom.xml
+++ b/apps/test/demo/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-demo</artifactId>
diff --git a/apps/test/distributed-primitives/pom.xml b/apps/test/distributed-primitives/pom.xml
index a5131ac..4a8f83a 100644
--- a/apps/test/distributed-primitives/pom.xml
+++ b/apps/test/distributed-primitives/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-distributed-primitives</artifactId>
@@ -57,7 +57,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-core-dist</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.osgi</groupId>
diff --git a/apps/test/election/pom.xml b/apps/test/election/pom.xml
index d95d148..2cc5225 100644
--- a/apps/test/election/pom.xml
+++ b/apps/test/election/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-election</artifactId>
diff --git a/apps/test/flow-perf/pom.xml b/apps/test/flow-perf/pom.xml
index 64a96ad..38c04b2 100644
--- a/apps/test/flow-perf/pom.xml
+++ b/apps/test/flow-perf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-flow-perf</artifactId>
diff --git a/apps/test/intent-perf/pom.xml b/apps/test/intent-perf/pom.xml
index 814af26..46c7c86 100644
--- a/apps/test/intent-perf/pom.xml
+++ b/apps/test/intent-perf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-intent-perf</artifactId>
diff --git a/apps/test/loadtest/pom.xml b/apps/test/loadtest/pom.xml
index 31f4828..cc31707 100644
--- a/apps/test/loadtest/pom.xml
+++ b/apps/test/loadtest/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-loadtest</artifactId>
diff --git a/apps/test/messaging-perf/pom.xml b/apps/test/messaging-perf/pom.xml
index 9fea6e2..913145d 100644
--- a/apps/test/messaging-perf/pom.xml
+++ b/apps/test/messaging-perf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-messaging-perf</artifactId>
diff --git a/apps/test/pom.xml b/apps/test/pom.xml
index 43fc905..6b0e9b1 100644
--- a/apps/test/pom.xml
+++ b/apps/test/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-apps-test</artifactId>
diff --git a/apps/virtualbng/pom.xml b/apps/virtualbng/pom.xml
index e699abf..7286f1d 100644
--- a/apps/virtualbng/pom.xml
+++ b/apps/virtualbng/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-virtualbng</artifactId>
diff --git a/apps/vpls/pom.xml b/apps/vpls/pom.xml
index 3a61499..b8946ce 100644
--- a/apps/vpls/pom.xml
+++ b/apps/vpls/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-vpls</artifactId>
diff --git a/apps/vrouter/pom.xml b/apps/vrouter/pom.xml
index 47d2065..9550069 100644
--- a/apps/vrouter/pom.xml
+++ b/apps/vrouter/pom.xml
@@ -21,12 +21,12 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <groupId>org.onosproject</groupId>
     <artifactId>onos-app-vrouter</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
     <packaging>bundle</packaging>
 
     <description>Virtual router (vRouter) application</description>
diff --git a/apps/vtn/app/pom.xml b/apps/vtn/app/pom.xml
index aad1e8b..860802e 100644
--- a/apps/vtn/app/pom.xml
+++ b/apps/vtn/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-vtn</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-vtn-onosfw</artifactId>
diff --git a/apps/vtn/pom.xml b/apps/vtn/pom.xml
index 0808312..340694f 100644
--- a/apps/vtn/pom.xml
+++ b/apps/vtn/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-vtn</artifactId>
diff --git a/apps/vtn/sfcmgr/pom.xml b/apps/vtn/sfcmgr/pom.xml
index 31ceb5f..b729f84 100644
--- a/apps/vtn/sfcmgr/pom.xml
+++ b/apps/vtn/sfcmgr/pom.xml
@@ -21,7 +21,7 @@
 	<parent>
 		<groupId>org.onosproject</groupId>
 		<artifactId>onos-app-vtn</artifactId>
-		<version>1.6.0-SNAPSHOT</version>
+		<version>1.6.0-rc4</version>
 	</parent>
 
 	<artifactId>onos-app-sfc-mgr</artifactId>
diff --git a/apps/vtn/sfcweb/pom.xml b/apps/vtn/sfcweb/pom.xml
index 36555c9..d6769fe 100755
--- a/apps/vtn/sfcweb/pom.xml
+++ b/apps/vtn/sfcweb/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-vtn</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-sfc-web</artifactId>
diff --git a/apps/vtn/vtnmgr/pom.xml b/apps/vtn/vtnmgr/pom.xml
index 7cfdfca..6eb635d 100644
--- a/apps/vtn/vtnmgr/pom.xml
+++ b/apps/vtn/vtnmgr/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-vtn</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-vtn-mgr</artifactId>
diff --git a/apps/vtn/vtnrsc/pom.xml b/apps/vtn/vtnrsc/pom.xml
index dfb9d47..49beb76 100644
--- a/apps/vtn/vtnrsc/pom.xml
+++ b/apps/vtn/vtnrsc/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-vtn</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
 
diff --git a/apps/vtn/vtnweb/pom.xml b/apps/vtn/vtnweb/pom.xml
index f921416..f85bdf0 100644
--- a/apps/vtn/vtnweb/pom.xml
+++ b/apps/vtn/vtnweb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-vtn</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
 
diff --git a/apps/xos-integration/pom.xml b/apps/xos-integration/pom.xml
index 8180a3d..30a3781 100644
--- a/apps/xos-integration/pom.xml
+++ b/apps/xos-integration/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-xos-integration</artifactId>
diff --git a/apps/xosclient/pom.xml b/apps/xosclient/pom.xml
index 4cda78c..e48aa9e 100644
--- a/apps/xosclient/pom.xml
+++ b/apps/xosclient/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-xos-client</artifactId>
diff --git a/buck-tools/onos_stage.py b/buck-tools/onos_stage.py
index 96f153b..8616b69 100755
--- a/buck-tools/onos_stage.py
+++ b/buck-tools/onos_stage.py
@@ -64,8 +64,8 @@
                                 addFile(output, dest, oar.open(f), f.file_size)
                                 written_files.add(dest)
             elif 'features.xml' in file:
-                dest = BASE + 'apache-karaf-3.0.5/system/org/onosproject/onos-features/1.6.0-SNAPSHOT/'
-                dest += 'onos-features-1.6.0-SNAPSHOT-features.xml'
+                dest = BASE + 'apache-karaf-3.0.5/system/org/onosproject/onos-features/1.6.0-rc4/'
+                dest += 'onos-features-1.6.0-rc4-features.xml'
                 with open(file) as f:
                     addFile(output, dest, f, os.stat(file).st_size)
         addString(output, BASE + 'apps/org.onosproject.drivers/active', '')
diff --git a/bucklets/onos.bucklet b/bucklets/onos.bucklet
index aa2e057..ac0b195 100644
--- a/bucklets/onos.bucklet
+++ b/bucklets/onos.bucklet
@@ -11,7 +11,7 @@
 
 
 ONOS_GROUP_ID = 'org.onosproject'
-ONOS_VERSION = '1.6.0-SNAPSHOT'
+ONOS_VERSION = '1.6.0-rc4'
 ONOS_ARTIFACT_BASE = 'onos-'
 
 def _get_name():
diff --git a/bucklets/onos_app.bucklet b/bucklets/onos_app.bucklet
index 8d0eca3..ec9cb7b 100644
--- a/bucklets/onos_app.bucklet
+++ b/bucklets/onos_app.bucklet
@@ -1,6 +1,6 @@
 ONOS_ORIGIN = 'ON.Lab'
 ONOS_GROUP_ID = 'org.onosproject'
-ONOS_VERSION = '1.6.0-SNAPSHOT'
+ONOS_VERSION = '1.6.0-rc4'
 DEFAULT_APP_CATEGORY = 'Utility'
 ONOS_ARTIFACT_BASE = 'onos-'
 APP_PREFIX = ONOS_GROUP_ID + '.'
diff --git a/cli/pom.xml b/cli/pom.xml
index 8d5206e..8e5de7e 100644
--- a/cli/pom.xml
+++ b/cli/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-cli</artifactId>
diff --git a/core/api/pom.xml b/core/api/pom.xml
index 436d968..8e33fa7 100644
--- a/core/api/pom.xml
+++ b/core/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-api</artifactId>
diff --git a/core/common/pom.xml b/core/common/pom.xml
index 13b8c5d..de85a1d 100644
--- a/core/common/pom.xml
+++ b/core/common/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-common</artifactId>
diff --git a/core/net/pom.xml b/core/net/pom.xml
index 3e7fb9c..b9a8344 100644
--- a/core/net/pom.xml
+++ b/core/net/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-net</artifactId>
diff --git a/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java b/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java
index 4b8634d..1e17103 100644
--- a/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java
+++ b/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java
@@ -64,7 +64,7 @@
     private final Logger log = LoggerFactory.getLogger(getClass());
 
     private static final File VERSION_FILE = new File("../VERSION");
-    private static Version version = Version.version("1.6.0-SNAPSHOT");
+    private static Version version = Version.version("1.6.0-rc4");
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected ApplicationIdStore applicationIdStore;
diff --git a/core/pom.xml b/core/pom.xml
index f378172..1f5ba26 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-core</artifactId>
diff --git a/core/security/pom.xml b/core/security/pom.xml
index 8bf4383..0ccb7a1 100644
--- a/core/security/pom.xml
+++ b/core/security/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-core</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-security</artifactId>
diff --git a/core/store/dist/pom.xml b/core/store/dist/pom.xml
index 38dc837..fb10713 100644
--- a/core/store/dist/pom.xml
+++ b/core/store/dist/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-dist</artifactId>
diff --git a/core/store/persistence/pom.xml b/core/store/persistence/pom.xml
index 317be50..338e6fb 100644
--- a/core/store/persistence/pom.xml
+++ b/core/store/persistence/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-persistence</artifactId>
diff --git a/core/store/pom.xml b/core/store/pom.xml
index 015c222..88d483e 100644
--- a/core/store/pom.xml
+++ b/core/store/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-store</artifactId>
diff --git a/core/store/primitives/pom.xml b/core/store/primitives/pom.xml
index 77b9e4b..d7199df 100644
--- a/core/store/primitives/pom.xml
+++ b/core/store/primitives/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-primitives</artifactId>
diff --git a/core/store/serializers/pom.xml b/core/store/serializers/pom.xml
index f9352e5..dad98fe 100644
--- a/core/store/serializers/pom.xml
+++ b/core/store/serializers/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-serializers</artifactId>
diff --git a/docs/external.xml b/docs/external.xml
index 91666f3..a314b2c 100644
--- a/docs/external.xml
+++ b/docs/external.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
@@ -53,7 +53,7 @@
                     </sourceFileExcludes>
                     <excludePackageNames>@external-excludes</excludePackageNames>
                     <docfilessubdirs>true</docfilessubdirs>
-                    <doctitle>ONOS Java API (1.6.0-SNAPSHOT)</doctitle>
+                    <doctitle>ONOS Java API (1.6.0-rc4)</doctitle>
                     <groups>
                         <group>
                             <title>Network Model &amp; Services</title>
diff --git a/docs/internal.xml b/docs/internal.xml
index ec640ad..c08b9a0 100644
--- a/docs/internal.xml
+++ b/docs/internal.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
@@ -49,7 +49,7 @@
                 <configuration>
                     <show>package</show>
                     <docfilessubdirs>true</docfilessubdirs>
-                    <doctitle>ONOS Java API (1.6.0-SNAPSHOT)</doctitle>
+                    <doctitle>ONOS Java API (1.6.0-rc4)</doctitle>
                     <excludePackageNames>@internal-excludes</excludePackageNames>
                     <sourceFileExcludes>
                         <sourceFileExclude>**/generated-sources/**</sourceFileExclude>
diff --git a/drivers/bmv2/pom.xml b/drivers/bmv2/pom.xml
index 452d9ea..a4cbf12 100644
--- a/drivers/bmv2/pom.xml
+++ b/drivers/bmv2/pom.xml
@@ -21,12 +21,12 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>onos-drivers-bmv2</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
 
     <packaging>bundle</packaging>
 
diff --git a/drivers/bti/pom.xml b/drivers/bti/pom.xml
index c340fc5..81baffa 100644
--- a/drivers/bti/pom.xml
+++ b/drivers/bti/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -43,12 +43,12 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-snmp-api</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-incubator-api</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
     </dependencies>
 
diff --git a/drivers/ciena/pom.xml b/drivers/ciena/pom.xml
index 6c72920..2a29735 100644
--- a/drivers/ciena/pom.xml
+++ b/drivers/ciena/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/cisco/pom.xml b/drivers/cisco/pom.xml
index abcda7d..890d154 100644
--- a/drivers/cisco/pom.xml
+++ b/drivers/cisco/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/corsa/pom.xml b/drivers/corsa/pom.xml
index 9bc2626..84a03fa 100644
--- a/drivers/corsa/pom.xml
+++ b/drivers/corsa/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/default/pom.xml b/drivers/default/pom.xml
index 73afd90..7e1537f 100644
--- a/drivers/default/pom.xml
+++ b/drivers/default/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/fujitsu/pom.xml b/drivers/fujitsu/pom.xml
index 4e68f17..086387b 100644
--- a/drivers/fujitsu/pom.xml
+++ b/drivers/fujitsu/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/lumentum/pom.xml b/drivers/lumentum/pom.xml
index fef1cab..4ee8107 100644
--- a/drivers/lumentum/pom.xml
+++ b/drivers/lumentum/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/netconf/pom.xml b/drivers/netconf/pom.xml
index 8f6a486..3731625 100644
--- a/drivers/netconf/pom.xml
+++ b/drivers/netconf/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/optical/pom.xml b/drivers/optical/pom.xml
index ad9a9e7..ac2ccea 100644
--- a/drivers/optical/pom.xml
+++ b/drivers/optical/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/ovsdb/pom.xml b/drivers/ovsdb/pom.xml
index 01f1c7b..ec87ddf 100644
--- a/drivers/ovsdb/pom.xml
+++ b/drivers/ovsdb/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/pom.xml b/drivers/pom.xml
index 957544b..9a15106 100644
--- a/drivers/pom.xml
+++ b/drivers/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-drivers-general</artifactId>
diff --git a/drivers/utilities/pom.xml b/drivers/utilities/pom.xml
index a112ffe..5334330 100644
--- a/drivers/utilities/pom.xml
+++ b/drivers/utilities/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/features/pom.xml b/features/pom.xml
index 0de98a2..2d1ef43 100644
--- a/features/pom.xml
+++ b/features/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-features</artifactId>
diff --git a/incubator/api/pom.xml b/incubator/api/pom.xml
index 57e2289..0771e8a 100644
--- a/incubator/api/pom.xml
+++ b/incubator/api/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-incubator</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-api</artifactId>
diff --git a/incubator/core/pom.xml b/incubator/core/pom.xml
index 4d37765..596318b 100644
--- a/incubator/core/pom.xml
+++ b/incubator/core/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-incubator</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-core</artifactId>
diff --git a/incubator/net/pom.xml b/incubator/net/pom.xml
index 351a4dd..a02cdd5 100644
--- a/incubator/net/pom.xml
+++ b/incubator/net/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-incubator</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-net</artifactId>
diff --git a/incubator/pom.xml b/incubator/pom.xml
index 8241dfc..b59e926 100644
--- a/incubator/pom.xml
+++ b/incubator/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator</artifactId>
diff --git a/incubator/protobuf/pom.xml b/incubator/protobuf/pom.xml
index 92d914d..3933faf 100644
--- a/incubator/protobuf/pom.xml
+++ b/incubator/protobuf/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>onos-incubator</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-protobuf</artifactId>
diff --git a/incubator/rpc-grpc/pom.xml b/incubator/rpc-grpc/pom.xml
index 20ccf20..0ea2d2e 100644
--- a/incubator/rpc-grpc/pom.xml
+++ b/incubator/rpc-grpc/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>onos-incubator</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-rpc-grpc</artifactId>
diff --git a/incubator/rpc/pom.xml b/incubator/rpc/pom.xml
index 28d1bcf..57cc367 100644
--- a/incubator/rpc/pom.xml
+++ b/incubator/rpc/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>onos-incubator</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-rpc</artifactId>
diff --git a/incubator/store/pom.xml b/incubator/store/pom.xml
index 28832a0..42bed84 100644
--- a/incubator/store/pom.xml
+++ b/incubator/store/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-incubator</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-store</artifactId>
diff --git a/lib/pom.xml b/lib/pom.xml
index cda4780..a3d6bca 100644
--- a/lib/pom.xml
+++ b/lib/pom.xml
@@ -33,7 +33,7 @@
     <groupId>org.onosproject</groupId>
     <artifactId>onos-dependencies</artifactId>
     <packaging>pom</packaging>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
 
     <name>${project.artifactId}</name>
     <description>Open Network Operating System shared dependencies</description>
diff --git a/pom.xml b/pom.xml
index 0df9c81..e052a40 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,14 +26,14 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-dependencies</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>lib/pom.xml</relativePath>
     </parent>
 
     <groupId>org.onosproject</groupId>
     <artifactId>onos</artifactId>
     <packaging>pom</packaging>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
 
     <name>${project.artifactId}</name>
     <description>Open Network Operating System root project</description>
diff --git a/protocols/bgp/api/pom.xml b/protocols/bgp/api/pom.xml
index e2241c8..1559d2f 100644
--- a/protocols/bgp/api/pom.xml
+++ b/protocols/bgp/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/protocols/bgp/bgpio/pom.xml b/protocols/bgp/bgpio/pom.xml
index 74a53d5..af25923 100644
--- a/protocols/bgp/bgpio/pom.xml
+++ b/protocols/bgp/bgpio/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/protocols/bgp/ctl/pom.xml b/protocols/bgp/ctl/pom.xml
index bf4fa61..344ee99 100644
--- a/protocols/bgp/ctl/pom.xml
+++ b/protocols/bgp/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgp-ctl</artifactId>
diff --git a/protocols/bgp/pom.xml b/protocols/bgp/pom.xml
index 7217796..674d900 100755
--- a/protocols/bgp/pom.xml
+++ b/protocols/bgp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgp</artifactId>
diff --git a/protocols/bmv2/api/pom.xml b/protocols/bmv2/api/pom.xml
index 13ad693..483c393 100644
--- a/protocols/bmv2/api/pom.xml
+++ b/protocols/bmv2/api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-protocol</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/bmv2/ctl/pom.xml b/protocols/bmv2/ctl/pom.xml
index 5e8ae37..4572569 100644
--- a/protocols/bmv2/ctl/pom.xml
+++ b/protocols/bmv2/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-protocol</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/bmv2/pom.xml b/protocols/bmv2/pom.xml
index 9374c8e..2fea502 100644
--- a/protocols/bmv2/pom.xml
+++ b/protocols/bmv2/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-protocols</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/bmv2/thrift-api/pom.xml b/protocols/bmv2/thrift-api/pom.xml
index d6a802f..69dbf72 100644
--- a/protocols/bmv2/thrift-api/pom.xml
+++ b/protocols/bmv2/thrift-api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-protocol</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/protocols/isis/api/pom.xml b/protocols/isis/api/pom.xml
index d957ccf..afb45e2 100644
--- a/protocols/isis/api/pom.xml
+++ b/protocols/isis/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-api</artifactId>
diff --git a/protocols/isis/ctl/pom.xml b/protocols/isis/ctl/pom.xml
index 9becba3..4d270a6 100644
--- a/protocols/isis/ctl/pom.xml
+++ b/protocols/isis/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-ctl</artifactId>
diff --git a/protocols/isis/isisio/pom.xml b/protocols/isis/isisio/pom.xml
index 608c607..e4f21ed 100644
--- a/protocols/isis/isisio/pom.xml
+++ b/protocols/isis/isisio/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-isisio</artifactId>
diff --git a/protocols/isis/pom.xml b/protocols/isis/pom.xml
index 455fc64..a8d5a2a 100644
--- a/protocols/isis/pom.xml
+++ b/protocols/isis/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis</artifactId>
diff --git a/protocols/netconf/api/pom.xml b/protocols/netconf/api/pom.xml
index 6f85065..eedcb9d 100644
--- a/protocols/netconf/api/pom.xml
+++ b/protocols/netconf/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-netconf</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf-api</artifactId>
diff --git a/protocols/netconf/ctl/pom.xml b/protocols/netconf/ctl/pom.xml
index 799ce87..af26ec1 100644
--- a/protocols/netconf/ctl/pom.xml
+++ b/protocols/netconf/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-netconf</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf-ctl</artifactId>
diff --git a/protocols/netconf/pom.xml b/protocols/netconf/pom.xml
index 5d090919..bde7609 100644
--- a/protocols/netconf/pom.xml
+++ b/protocols/netconf/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf</artifactId>
diff --git a/protocols/openflow/api/pom.xml b/protocols/openflow/api/pom.xml
index ba12cc9..52eea9f 100644
--- a/protocols/openflow/api/pom.xml
+++ b/protocols/openflow/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-api</artifactId>
diff --git a/protocols/openflow/ctl/pom.xml b/protocols/openflow/ctl/pom.xml
index 865b9e1..68655b6 100644
--- a/protocols/openflow/ctl/pom.xml
+++ b/protocols/openflow/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-ctl</artifactId>
diff --git a/protocols/openflow/pom.xml b/protocols/openflow/pom.xml
index bff5a1a..5e333b2 100644
--- a/protocols/openflow/pom.xml
+++ b/protocols/openflow/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-of</artifactId>
diff --git a/protocols/ospf/api/pom.xml b/protocols/ospf/api/pom.xml
index 6dc216b..6b7e8ed 100755
--- a/protocols/ospf/api/pom.xml
+++ b/protocols/ospf/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ospf-api</artifactId>
diff --git a/protocols/ospf/ctl/pom.xml b/protocols/ospf/ctl/pom.xml
index eccf8ee..5b05b26 100755
--- a/protocols/ospf/ctl/pom.xml
+++ b/protocols/ospf/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ospf-ctl</artifactId>
diff --git a/protocols/ospf/pom.xml b/protocols/ospf/pom.xml
index e9368dc..30f3e88 100755
--- a/protocols/ospf/pom.xml
+++ b/protocols/ospf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ospf</artifactId>
diff --git a/protocols/ospf/protocol/pom.xml b/protocols/ospf/protocol/pom.xml
index 26f662f..66e0d9e 100644
--- a/protocols/ospf/protocol/pom.xml
+++ b/protocols/ospf/protocol/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ospf-protocol</artifactId>
diff --git a/protocols/ovsdb/api/pom.xml b/protocols/ovsdb/api/pom.xml
index acc195d..8e8bd18 100644
--- a/protocols/ovsdb/api/pom.xml
+++ b/protocols/ovsdb/api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <artifactId>onos-ovsdb-api</artifactId>
     <packaging>bundle</packaging>
diff --git a/protocols/ovsdb/ctl/pom.xml b/protocols/ovsdb/ctl/pom.xml
index d5c2fae..09a0072 100644
--- a/protocols/ovsdb/ctl/pom.xml
+++ b/protocols/ovsdb/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-ctl</artifactId>
diff --git a/protocols/ovsdb/pom.xml b/protocols/ovsdb/pom.xml
index cee93a1..4e844bc 100644
--- a/protocols/ovsdb/pom.xml
+++ b/protocols/ovsdb/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb</artifactId>
diff --git a/protocols/ovsdb/rfc/pom.xml b/protocols/ovsdb/rfc/pom.xml
index 155e99b..e5b21c6 100644
--- a/protocols/ovsdb/rfc/pom.xml
+++ b/protocols/ovsdb/rfc/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <artifactId>onos-ovsdb-rfc</artifactId>
     <packaging>bundle</packaging>
diff --git a/protocols/pcep/api/pom.xml b/protocols/pcep/api/pom.xml
index 7903b98..64d4013 100644
--- a/protocols/pcep/api/pom.xml
+++ b/protocols/pcep/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-controller</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/protocols/pcep/ctl/pom.xml b/protocols/pcep/ctl/pom.xml
index 7f86935..caf50d0 100644
--- a/protocols/pcep/ctl/pom.xml
+++ b/protocols/pcep/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-controller</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-pcep-controller-impl</artifactId>
diff --git a/protocols/pcep/pcepio/pom.xml b/protocols/pcep/pcepio/pom.xml
index dca3ad2..9f15bd2 100755
--- a/protocols/pcep/pcepio/pom.xml
+++ b/protocols/pcep/pcepio/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-controller</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-pcepio</artifactId>
diff --git a/protocols/pcep/pom.xml b/protocols/pcep/pom.xml
index e317a0b..d3675b0 100755
--- a/protocols/pcep/pom.xml
+++ b/protocols/pcep/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-pcep-controller</artifactId>
diff --git a/protocols/pom.xml b/protocols/pom.xml
index 309f134..ac7eaa9 100644
--- a/protocols/pom.xml
+++ b/protocols/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-protocols</artifactId>
diff --git a/protocols/rest/api/pom.xml b/protocols/rest/api/pom.xml
index 091cdca..dbe3393 100644
--- a/protocols/rest/api/pom.xml
+++ b/protocols/rest/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-restsb</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-restsb-api</artifactId>
diff --git a/protocols/rest/ctl/pom.xml b/protocols/rest/ctl/pom.xml
index 3e21338..3207337 100644
--- a/protocols/rest/ctl/pom.xml
+++ b/protocols/rest/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-restsb</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/rest/pom.xml b/protocols/rest/pom.xml
index bdecf46..81258c7 100644
--- a/protocols/rest/pom.xml
+++ b/protocols/rest/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-protocols</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/snmp/api/pom.xml b/protocols/snmp/api/pom.xml
index 0b949d4..8325eef 100644
--- a/protocols/snmp/api/pom.xml
+++ b/protocols/snmp/api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-snmp-protocol</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-incubator-api</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
     </dependencies>
 
diff --git a/protocols/snmp/ctl/pom.xml b/protocols/snmp/ctl/pom.xml
index 9c1d20e..e7db984 100644
--- a/protocols/snmp/ctl/pom.xml
+++ b/protocols/snmp/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-snmp-protocol</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-snmp-api</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.osgi</groupId>
@@ -46,7 +46,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-incubator-api</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
     </dependencies>
 
diff --git a/protocols/snmp/pom.xml b/protocols/snmp/pom.xml
index 9dad0af..f8e619f 100644
--- a/protocols/snmp/pom.xml
+++ b/protocols/snmp/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-protocols</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -50,7 +50,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-api</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
     </dependencies>
 
diff --git a/providers/bgp/app/pom.xml b/providers/bgp/app/pom.xml
index 46f120e..e903389 100755
--- a/providers/bgp/app/pom.xml
+++ b/providers/bgp/app/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgp-app</artifactId>
diff --git a/providers/bgp/cfg/pom.xml b/providers/bgp/cfg/pom.xml
index f22fc6f..a049c32 100755
--- a/providers/bgp/cfg/pom.xml
+++ b/providers/bgp/cfg/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <artifactId>onos-bgp-provider-cfg</artifactId>
     <packaging>bundle</packaging>
diff --git a/providers/bgp/pom.xml b/providers/bgp/pom.xml
index 572e9e4..33e129d 100644
--- a/providers/bgp/pom.xml
+++ b/providers/bgp/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-providers</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
   <artifactId>onos-bgp-providers</artifactId>
   <packaging>pom</packaging>
diff --git a/providers/bgp/topology/pom.xml b/providers/bgp/topology/pom.xml
index b51d5fb..6f317b9 100755
--- a/providers/bgp/topology/pom.xml
+++ b/providers/bgp/topology/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-bgp-providers</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
   <artifactId>onos-bgp-provider-topology</artifactId>
   <packaging>bundle</packaging>
diff --git a/providers/bgpcep/app/pom.xml b/providers/bgpcep/app/pom.xml
index 2c51bed..87e0d45 100644
--- a/providers/bgpcep/app/pom.xml
+++ b/providers/bgpcep/app/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgpcep-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/bgpcep/flow/pom.xml b/providers/bgpcep/flow/pom.xml
index 4b8433b..9b705f9 100644
--- a/providers/bgpcep/flow/pom.xml
+++ b/providers/bgpcep/flow/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgpcep-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgpcep-provider-flow</artifactId>
@@ -43,7 +43,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-bgp-ctl</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
     </dependencies>
 </project>
diff --git a/providers/bgpcep/pom.xml b/providers/bgpcep/pom.xml
index 01f8acf..a1efc7f 100644
--- a/providers/bgpcep/pom.xml
+++ b/providers/bgpcep/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-providers</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
 
   <artifactId>onos-bgpcep-providers</artifactId>
diff --git a/providers/bmv2/app/pom.xml b/providers/bmv2/app/pom.xml
index fb22187..e6efdc1 100644
--- a/providers/bmv2/app/pom.xml
+++ b/providers/bmv2/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/providers/bmv2/device/pom.xml b/providers/bmv2/device/pom.xml
index 707c94e..b91ba9c 100644
--- a/providers/bmv2/device/pom.xml
+++ b/providers/bmv2/device/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/bmv2/packet/pom.xml b/providers/bmv2/packet/pom.xml
index 8efbc00..d9f4202 100644
--- a/providers/bmv2/packet/pom.xml
+++ b/providers/bmv2/packet/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/bmv2/pom.xml b/providers/bmv2/pom.xml
index 8a3ad6f..d20ebb6 100644
--- a/providers/bmv2/pom.xml
+++ b/providers/bmv2/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/providers/host/pom.xml b/providers/host/pom.xml
index 973080f..69a8876 100644
--- a/providers/host/pom.xml
+++ b/providers/host/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-host-provider</artifactId>
diff --git a/providers/isis/app/pom.xml b/providers/isis/app/pom.xml
index 3dc4502..f8972c3 100644
--- a/providers/isis/app/pom.xml
+++ b/providers/isis/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-app</artifactId>
diff --git a/providers/isis/cfg/pom.xml b/providers/isis/cfg/pom.xml
index 5c7d04c..5c5c5a0 100644
--- a/providers/isis/cfg/pom.xml
+++ b/providers/isis/cfg/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-provider-cfg</artifactId>
diff --git a/providers/isis/cli/pom.xml b/providers/isis/cli/pom.xml
index a3772c1..6024c46 100644
--- a/providers/isis/cli/pom.xml
+++ b/providers/isis/cli/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-provider-cli</artifactId>
diff --git a/providers/isis/pom.xml b/providers/isis/pom.xml
index eac4a9c..709e29e 100644
--- a/providers/isis/pom.xml
+++ b/providers/isis/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-providers</artifactId>
diff --git a/providers/isis/topology/pom.xml b/providers/isis/topology/pom.xml
index b010ed2..5d752c6 100644
--- a/providers/isis/topology/pom.xml
+++ b/providers/isis/topology/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-provider-topology</artifactId>
diff --git a/providers/lldp/pom.xml b/providers/lldp/pom.xml
index 87a3944..f61188a 100644
--- a/providers/lldp/pom.xml
+++ b/providers/lldp/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-lldp-provider</artifactId>
@@ -49,7 +49,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-lldp-provider-common</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
 
         <dependency>
diff --git a/providers/lldpcommon/pom.xml b/providers/lldpcommon/pom.xml
index b0df9e8..98da898 100644
--- a/providers/lldpcommon/pom.xml
+++ b/providers/lldpcommon/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
 
diff --git a/providers/netcfghost/pom.xml b/providers/netcfghost/pom.xml
index d40b2cb..3063440 100644
--- a/providers/netcfghost/pom.xml
+++ b/providers/netcfghost/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/netcfglinks/pom.xml b/providers/netcfglinks/pom.xml
index 4c8ee3c..e375b42 100644
--- a/providers/netcfglinks/pom.xml
+++ b/providers/netcfglinks/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -40,7 +40,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-lldp-provider-common</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
 
         <dependency>
diff --git a/providers/netconf/app/pom.xml b/providers/netconf/app/pom.xml
index eecf9b5..767600b 100644
--- a/providers/netconf/app/pom.xml
+++ b/providers/netconf/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-netconf-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf-app</artifactId>
diff --git a/providers/netconf/device/pom.xml b/providers/netconf/device/pom.xml
index 9cf3dbc..e9d5624 100644
--- a/providers/netconf/device/pom.xml
+++ b/providers/netconf/device/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-netconf-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf-provider-device</artifactId>
diff --git a/providers/netconf/pom.xml b/providers/netconf/pom.xml
index a149bee..480da44 100644
--- a/providers/netconf/pom.xml
+++ b/providers/netconf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf-providers</artifactId>
diff --git a/providers/null/pom.xml b/providers/null/pom.xml
index 70ee2f1..d36057b 100644
--- a/providers/null/pom.xml
+++ b/providers/null/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-null-provider</artifactId>
diff --git a/providers/openflow/app/pom.xml b/providers/openflow/app/pom.xml
index d3e2a5d..3a48cab 100644
--- a/providers/openflow/app/pom.xml
+++ b/providers/openflow/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-openflow</artifactId>
diff --git a/providers/openflow/base/pom.xml b/providers/openflow/base/pom.xml
index f161339..839df25 100644
--- a/providers/openflow/base/pom.xml
+++ b/providers/openflow/base/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-openflow-base</artifactId>
diff --git a/providers/openflow/device/pom.xml b/providers/openflow/device/pom.xml
index a6c4bcf..81a72eb 100644
--- a/providers/openflow/device/pom.xml
+++ b/providers/openflow/device/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-device</artifactId>
diff --git a/providers/openflow/flow/pom.xml b/providers/openflow/flow/pom.xml
index a553af8..ab26eed 100644
--- a/providers/openflow/flow/pom.xml
+++ b/providers/openflow/flow/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-flow</artifactId>
diff --git a/providers/openflow/group/pom.xml b/providers/openflow/group/pom.xml
index 98cfe31..bdbce43 100644
--- a/providers/openflow/group/pom.xml
+++ b/providers/openflow/group/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-group</artifactId>
diff --git a/providers/openflow/message/pom.xml b/providers/openflow/message/pom.xml
index 7ec8738..daa299e 100644
--- a/providers/openflow/message/pom.xml
+++ b/providers/openflow/message/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-message</artifactId>
diff --git a/providers/openflow/meter/pom.xml b/providers/openflow/meter/pom.xml
index 1949ee7..0bb09e9 100644
--- a/providers/openflow/meter/pom.xml
+++ b/providers/openflow/meter/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-meter</artifactId>
diff --git a/providers/openflow/packet/pom.xml b/providers/openflow/packet/pom.xml
index 944a087..105fba4 100644
--- a/providers/openflow/packet/pom.xml
+++ b/providers/openflow/packet/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-packet</artifactId>
diff --git a/providers/openflow/pom.xml b/providers/openflow/pom.xml
index 1650468..18850b2 100644
--- a/providers/openflow/pom.xml
+++ b/providers/openflow/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-providers</artifactId>
diff --git a/providers/ospf/app/pom.xml b/providers/ospf/app/pom.xml
index e6cce32..d84a705 100644
--- a/providers/ospf/app/pom.xml
+++ b/providers/ospf/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/ospf/cfg/pom.xml b/providers/ospf/cfg/pom.xml
index 6aa94bc..f7f1d18 100644
--- a/providers/ospf/cfg/pom.xml
+++ b/providers/ospf/cfg/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/ospf/cli/pom.xml b/providers/ospf/cli/pom.xml
index 42b5220..6fa43d5 100644
--- a/providers/ospf/cli/pom.xml
+++ b/providers/ospf/cli/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/ospf/pom.xml b/providers/ospf/pom.xml
index 341af10..5fab794 100644
--- a/providers/ospf/pom.xml
+++ b/providers/ospf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/ospf/topology/pom.xml b/providers/ospf/topology/pom.xml
index 99ad8ca..85a4603 100644
--- a/providers/ospf/topology/pom.xml
+++ b/providers/ospf/topology/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/ovsdb/app/pom.xml b/providers/ovsdb/app/pom.xml
index 19bcfab..5b0bbb2 100644
--- a/providers/ovsdb/app/pom.xml
+++ b/providers/ovsdb/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdatabase</artifactId>
diff --git a/providers/ovsdb/base/pom.xml b/providers/ovsdb/base/pom.xml
index b1610b8..1295080 100644
--- a/providers/ovsdb/base/pom.xml
+++ b/providers/ovsdb/base/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-base</artifactId>
diff --git a/providers/ovsdb/device/pom.xml b/providers/ovsdb/device/pom.xml
index f0b6e46..da7ec71 100644
--- a/providers/ovsdb/device/pom.xml
+++ b/providers/ovsdb/device/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-provider-device</artifactId>
diff --git a/providers/ovsdb/host/pom.xml b/providers/ovsdb/host/pom.xml
index c16dd8e..927c106 100644
--- a/providers/ovsdb/host/pom.xml
+++ b/providers/ovsdb/host/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-provider-host</artifactId>
diff --git a/providers/ovsdb/pom.xml b/providers/ovsdb/pom.xml
index 6d6908f..21bf5be 100644
--- a/providers/ovsdb/pom.xml
+++ b/providers/ovsdb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-providers</artifactId>
diff --git a/providers/ovsdb/tunnel/pom.xml b/providers/ovsdb/tunnel/pom.xml
index e7c0534..5638416 100644
--- a/providers/ovsdb/tunnel/pom.xml
+++ b/providers/ovsdb/tunnel/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-provider-tunnel</artifactId>
diff --git a/providers/pcep/app/pom.xml b/providers/pcep/app/pom.xml
index 3d7fc3d..d31ff30 100644
--- a/providers/pcep/app/pom.xml
+++ b/providers/pcep/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-pcep</artifactId>
diff --git a/providers/pcep/packet/pom.xml b/providers/pcep/packet/pom.xml
index 9f3bd5e..95e51ee 100644
--- a/providers/pcep/packet/pom.xml
+++ b/providers/pcep/packet/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <artifactId>onos-pcep-provider-packet</artifactId>
     <packaging>bundle</packaging>
diff --git a/providers/pcep/pom.xml b/providers/pcep/pom.xml
index f193c67..fc76d35 100644
--- a/providers/pcep/pom.xml
+++ b/providers/pcep/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-providers</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
   <artifactId>onos-pcep-providers</artifactId>
   <packaging>pom</packaging>
diff --git a/providers/pcep/topology/pom.xml b/providers/pcep/topology/pom.xml
index adcebba..3433574 100644
--- a/providers/pcep/topology/pom.xml
+++ b/providers/pcep/topology/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-pcep-providers</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
   <artifactId>onos-pcep-provider-topology</artifactId>
   <packaging>bundle</packaging>
diff --git a/providers/pcep/tunnel/pom.xml b/providers/pcep/tunnel/pom.xml
index 5241bb8..5a71850 100644
--- a/providers/pcep/tunnel/pom.xml
+++ b/providers/pcep/tunnel/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <artifactId>onos-pcep-provider-tunnel</artifactId>
     <packaging>bundle</packaging>
diff --git a/providers/pom.xml b/providers/pom.xml
index cb2062d..bb656c1 100644
--- a/providers/pom.xml
+++ b/providers/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-providers</artifactId>
diff --git a/providers/rest/app/pom.xml b/providers/rest/app/pom.xml
index 322853b..ea9d3e4 100644
--- a/providers/rest/app/pom.xml
+++ b/providers/rest/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-restsb-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/rest/device/pom.xml b/providers/rest/device/pom.xml
index f230fad..67832cb 100644
--- a/providers/rest/device/pom.xml
+++ b/providers/rest/device/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-restsb-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/rest/pom.xml b/providers/rest/pom.xml
index f0b5084..4806dfc 100644
--- a/providers/rest/pom.xml
+++ b/providers/rest/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/snmp/app/pom.xml b/providers/snmp/app/pom.xml
index 79f3fe6..3c57c24 100644
--- a/providers/snmp/app/pom.xml
+++ b/providers/snmp/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-snmp-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-snmp-app</artifactId>
diff --git a/providers/snmp/device/pom.xml b/providers/snmp/device/pom.xml
index 936b32d..70da4a1 100644
--- a/providers/snmp/device/pom.xml
+++ b/providers/snmp/device/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-snmp-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-snmp-provider-device</artifactId>
@@ -38,12 +38,12 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-snmp-api</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-snmp-ctl</artifactId>
-            <version>1.6.0-SNAPSHOT</version>
+            <version>1.6.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.apache.servicemix.bundles</groupId>
diff --git a/providers/snmp/pom.xml b/providers/snmp/pom.xml
index 4df48f5..7d757ae 100644
--- a/providers/snmp/pom.xml
+++ b/providers/snmp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-snmp-providers</artifactId>
diff --git a/tools/build/envDefaults b/tools/build/envDefaults
index e9f94d0..ceecd11 100644
--- a/tools/build/envDefaults
+++ b/tools/build/envDefaults
@@ -18,8 +18,8 @@
 export BUILD_NUMBER=${BUILD_NUMBER:-$(id -un)~$(date +'%Y/%m/%d@%H:%M')}
 
 # ONOS Version and onos.tar.gz staging environment
-export ONOS_POM_VERSION="1.6.0-SNAPSHOT"
-export ONOS_VERSION=${ONOS_VERSION:-1.6.0.$BUILD_NUMBER}
+export ONOS_POM_VERSION="1.6.0-rc4"
+export ONOS_VERSION=${ONOS_VERSION:-1.6.0-rc4.$BUILD_NUMBER}
 
 # ONOS production bits (onos.tar.gz, onos.zip, onos.deb, onos.rpm) staging environment
 export ONOS_BITS=onos-${ONOS_VERSION%~*}
diff --git a/tools/package/archetypes/api/pom.xml b/tools/package/archetypes/api/pom.xml
index e49ee0d..9861c06 100644
--- a/tools/package/archetypes/api/pom.xml
+++ b/tools/package/archetypes/api/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
 
   <artifactId>onos-api-archetype</artifactId>
diff --git a/tools/package/archetypes/api/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/api/src/main/resources/archetype-resources/pom.xml
index 3fcb468..7eb9a8c 100644
--- a/tools/package/archetypes/api/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/api/src/main/resources/archetype-resources/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.6.0-SNAPSHOT</onos.version>
+        <onos.version>1.6.0-rc4</onos.version>
     </properties>
 
     <dependencies>
diff --git a/tools/package/archetypes/bundle/pom.xml b/tools/package/archetypes/bundle/pom.xml
index fc48611..ddbf73c 100644
--- a/tools/package/archetypes/bundle/pom.xml
+++ b/tools/package/archetypes/bundle/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
 
   <artifactId>onos-bundle-archetype</artifactId>
diff --git a/tools/package/archetypes/bundle/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/bundle/src/main/resources/archetype-resources/pom.xml
index e45f26e..2bbdb70 100644
--- a/tools/package/archetypes/bundle/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/bundle/src/main/resources/archetype-resources/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.6.0-SNAPSHOT</onos.version>
+        <onos.version>1.6.0-rc4</onos.version>
         <!-- Uncomment to generate ONOS app from this module.
         <onos.app.name>org.foo.app</onos.app.name>
         <onos.app.title>Foo App</onos.app.title>
diff --git a/tools/package/archetypes/cli/pom.xml b/tools/package/archetypes/cli/pom.xml
index 509374f..d96963e 100644
--- a/tools/package/archetypes/cli/pom.xml
+++ b/tools/package/archetypes/cli/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
 
   <artifactId>onos-cli-archetype</artifactId>
diff --git a/tools/package/archetypes/cli/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/cli/src/main/resources/archetype-resources/pom.xml
index c60a6bc..0682588 100644
--- a/tools/package/archetypes/cli/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/cli/src/main/resources/archetype-resources/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.6.0-SNAPSHOT</onos.version>
+        <onos.version>1.6.0-rc4</onos.version>
     </properties>
 
     <dependencies>
diff --git a/tools/package/archetypes/pom.xml b/tools/package/archetypes/pom.xml
index 8d8f2bf..5ae2bfd 100644
--- a/tools/package/archetypes/pom.xml
+++ b/tools/package/archetypes/pom.xml
@@ -28,7 +28,7 @@
 
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
     <packaging>pom</packaging>
 
     <description>ONOS archetypes project</description>
diff --git a/tools/package/archetypes/rest/pom.xml b/tools/package/archetypes/rest/pom.xml
index c5da59b..c4547a4 100644
--- a/tools/package/archetypes/rest/pom.xml
+++ b/tools/package/archetypes/rest/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
 
   <artifactId>onos-rest-archetype</artifactId>
diff --git a/tools/package/archetypes/rest/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/rest/src/main/resources/archetype-resources/pom.xml
index 23e3199..154080f 100644
--- a/tools/package/archetypes/rest/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/rest/src/main/resources/archetype-resources/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.6.0-SNAPSHOT</onos.version>
+        <onos.version>1.6.0-rc4</onos.version>
 
         <web.context>/onos/${artifactId}</web.context>
         <api.version>1.0.0</api.version>
diff --git a/tools/package/archetypes/ui/pom.xml b/tools/package/archetypes/ui/pom.xml
index 2a9b072..f591cbe 100644
--- a/tools/package/archetypes/ui/pom.xml
+++ b/tools/package/archetypes/ui/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
 
   <artifactId>onos-ui-archetype</artifactId>
diff --git a/tools/package/archetypes/ui/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/ui/src/main/resources/archetype-resources/pom.xml
index 3b3064b..a679f85 100644
--- a/tools/package/archetypes/ui/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/ui/src/main/resources/archetype-resources/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.6.0-SNAPSHOT</onos.version>
+        <onos.version>1.6.0-rc4</onos.version>
         <!-- Uncomment to generate ONOS app from this module.
         <onos.app.name>org.foo.app</onos.app.name>
         <onos.app.title>Foo App</onos.app.title>
diff --git a/tools/package/archetypes/uitab/pom.xml b/tools/package/archetypes/uitab/pom.xml
index 206fb68..666de23 100644
--- a/tools/package/archetypes/uitab/pom.xml
+++ b/tools/package/archetypes/uitab/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
 
   <artifactId>onos-uitab-archetype</artifactId>
diff --git a/tools/package/archetypes/uitab/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/uitab/src/main/resources/archetype-resources/pom.xml
index 1367c9c..0d3bb3a 100644
--- a/tools/package/archetypes/uitab/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/uitab/src/main/resources/archetype-resources/pom.xml
@@ -33,7 +33,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.6.0-SNAPSHOT</onos.version>
+        <onos.version>1.6.0-rc4</onos.version>
         <!-- Uncomment to generate ONOS app from this module.
         <onos.app.name>org.foo.app</onos.app.name>
         <onos.app.title>Foo App</onos.app.title>
diff --git a/tools/package/archetypes/uitopo/pom.xml b/tools/package/archetypes/uitopo/pom.xml
index 3b61bef..f173303 100644
--- a/tools/package/archetypes/uitopo/pom.xml
+++ b/tools/package/archetypes/uitopo/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0-rc4</version>
   </parent>
 
   <artifactId>onos-uitopo-archetype</artifactId>
diff --git a/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml
index 5ba5e69..ae0931e 100644
--- a/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml
@@ -33,7 +33,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.6.0-SNAPSHOT</onos.version>
+        <onos.version>1.6.0-rc4</onos.version>
         <!-- Uncomment to generate ONOS app from this module.
         <onos.app.name>org.foo.app</onos.app.name>
         <onos.app.title>Foo App</onos.app.title>
diff --git a/tools/package/branding/pom.xml b/tools/package/branding/pom.xml
index 6752382..bd3dde7 100644
--- a/tools/package/branding/pom.xml
+++ b/tools/package/branding/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
         <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/tools/test/bin/onos-archetypes-test b/tools/test/bin/onos-archetypes-test
index b290fbc..2667d0f 100755
--- a/tools/test/bin/onos-archetypes-test
+++ b/tools/test/bin/onos-archetypes-test
@@ -19,7 +19,7 @@
 set -e
 
 export AROOT=${ONOS_STAGE_ROOT:-/tmp}/foo
-export ARCHETYPE_OPTS="-DarchetypeGroupId=org.onosproject -DarchetypeVersion=1.6.0-SNAPSHOT"
+export ARCHETYPE_OPTS="-DarchetypeGroupId=org.onosproject -DarchetypeVersion=1.6.0-rc4"
 
 mkdir -p $AROOT
 for an in api bundle cli rest ui uitab uitopo; do
diff --git a/tools/test/topos/onos.py b/tools/test/topos/onos.py
index e2feb36..c06a460 100755
--- a/tools/test/topos/onos.py
+++ b/tools/test/topos/onos.py
@@ -62,7 +62,7 @@
    
     def start( self ):
         if self.inNamespace:
-            instanceOpts = ( '-furl mvn:org.onosproject/onos-features/1.6.0-SNAPSHOT/xml/features '
+            instanceOpts = ( '-furl mvn:org.onosproject/onos-features/1.6.0-rc4/xml/features '
                              '-s 8101' )
             if self.ip is not None:
                 instanceOpts += (' -a %s' % self.IP() )
diff --git a/utils/junit/pom.xml b/utils/junit/pom.xml
index 757d04c..d17e51c 100644
--- a/utils/junit/pom.xml
+++ b/utils/junit/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onlab-utils</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onlab-junit</artifactId>
diff --git a/utils/misc/pom.xml b/utils/misc/pom.xml
index 71abd68..68708c9 100644
--- a/utils/misc/pom.xml
+++ b/utils/misc/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onlab-utils</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onlab-misc</artifactId>
diff --git a/utils/osgi/pom.xml b/utils/osgi/pom.xml
index bfc478b..85a227d 100644
--- a/utils/osgi/pom.xml
+++ b/utils/osgi/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onlab-utils</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onlab-osgi</artifactId>
diff --git a/utils/osgiwrap/pom.xml b/utils/osgiwrap/pom.xml
index 90df584..4dc3532 100644
--- a/utils/osgiwrap/pom.xml
+++ b/utils/osgiwrap/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onlab-utils</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/utils/pom.xml b/utils/pom.xml
index b629996..5619a72 100644
--- a/utils/pom.xml
+++ b/utils/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onlab-utils</artifactId>
diff --git a/utils/rest/pom.xml b/utils/rest/pom.xml
index 32daa20..8a68877 100644
--- a/utils/rest/pom.xml
+++ b/utils/rest/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onlab-utils</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onlab-rest</artifactId>
diff --git a/utils/yangutils/pom.xml b/utils/yangutils/pom.xml
index 4ac7a02..8491fd1 100644
--- a/utils/yangutils/pom.xml
+++ b/utils/yangutils/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onlab-utils</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-yangutils</artifactId>
diff --git a/web/api/pom.xml b/web/api/pom.xml
index 833fde3..3ecb32f 100644
--- a/web/api/pom.xml
+++ b/web/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-web</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-rest</artifactId>
diff --git a/web/gui/pom.xml b/web/gui/pom.xml
index b2bdcde..1e6ef65 100644
--- a/web/gui/pom.xml
+++ b/web/gui/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-web</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-gui</artifactId>
diff --git a/web/pom.xml b/web/pom.xml
index 782ae94..e92a4ce 100644
--- a/web/pom.xml
+++ b/web/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.6.0-SNAPSHOT</version>
+        <version>1.6.0-rc4</version>
     </parent>
 
     <artifactId>onos-web</artifactId>