diff --git a/TestON/tests/FUNC/FUNCintentRest/FUNCintentRest.topo b/TestON/tests/FUNC/FUNCintentRest/FUNCintentRest.topo
index 29c38a3..d50c434 100755
--- a/TestON/tests/FUNC/FUNCintentRest/FUNCintentRest.topo
+++ b/TestON/tests/FUNC/FUNCintentRest/FUNCintentRest.topo
@@ -72,7 +72,7 @@
         </ONOScli3>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>
diff --git a/TestON/tests/MISC/SCPFbatchFlowResp/SCPFbatchFlowResp.topo b/TestON/tests/MISC/SCPFbatchFlowResp/SCPFbatchFlowResp.topo
index b37a17a..05dbe31 100755
--- a/TestON/tests/MISC/SCPFbatchFlowResp/SCPFbatchFlowResp.topo
+++ b/TestON/tests/MISC/SCPFbatchFlowResp/SCPFbatchFlowResp.topo
@@ -22,7 +22,7 @@
         </ONOScli1>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>
diff --git a/TestON/tests/PLAT/PLATdockertest/PLATdockertest.topo b/TestON/tests/PLAT/PLATdockertest/PLATdockertest.topo
index 3501864..f6d50ae 100755
--- a/TestON/tests/PLAT/PLATdockertest/PLATdockertest.topo
+++ b/TestON/tests/PLAT/PLATdockertest/PLATdockertest.topo
@@ -32,7 +32,7 @@
         </ONOSbenchDocker>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>
diff --git a/TestON/tests/SAMP/SAMPstartTemplate_1node/SAMPstartTemplate_1node.topo b/TestON/tests/SAMP/SAMPstartTemplate_1node/SAMPstartTemplate_1node.topo
index a804d4a..4fee9ff 100755
--- a/TestON/tests/SAMP/SAMPstartTemplate_1node/SAMPstartTemplate_1node.topo
+++ b/TestON/tests/SAMP/SAMPstartTemplate_1node/SAMPstartTemplate_1node.topo
@@ -27,7 +27,7 @@
         </ONOScli1>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>
diff --git a/TestON/tests/SAMP/SAMPstartTemplate_3node/SAMPstartTemplate_3node.topo b/TestON/tests/SAMP/SAMPstartTemplate_3node/SAMPstartTemplate_3node.topo
index 9f23369..c01bb0a 100755
--- a/TestON/tests/SAMP/SAMPstartTemplate_3node/SAMPstartTemplate_3node.topo
+++ b/TestON/tests/SAMP/SAMPstartTemplate_3node/SAMPstartTemplate_3node.topo
@@ -47,7 +47,7 @@
         </ONOScli3>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>
diff --git a/TestON/tests/SCPF/SCPFcbench/SCPFcbench.params b/TestON/tests/SCPF/SCPFcbench/SCPFcbench.params
index d862129..fb23e90 100644
--- a/TestON/tests/SCPF/SCPFcbench/SCPFcbench.params
+++ b/TestON/tests/SCPF/SCPFcbench/SCPFcbench.params
@@ -28,7 +28,7 @@
     </CTRL>
 
     <MN>
-        <ip1>OC1</ip1>
+        <ip1>OCN</ip1>
     </MN>
 
     <BENCH>
diff --git a/TestON/tests/SCPF/SCPFhostLat/SCPFhostLat.topo b/TestON/tests/SCPF/SCPFhostLat/SCPFhostLat.topo
index 382d60f..615e957 100644
--- a/TestON/tests/SCPF/SCPFhostLat/SCPFhostLat.topo
+++ b/TestON/tests/SCPF/SCPFhostLat/SCPFhostLat.topo
@@ -87,7 +87,7 @@
         </ONOS1>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>
diff --git a/TestON/tests/SCPF/SCPFintentInstallWithdrawLat/SCPFintentInstallWithdrawLat.params b/TestON/tests/SCPF/SCPFintentInstallWithdrawLat/SCPFintentInstallWithdrawLat.params
index 7c3e10a..fe61b9a 100644
--- a/TestON/tests/SCPF/SCPFintentInstallWithdrawLat/SCPFintentInstallWithdrawLat.params
+++ b/TestON/tests/SCPF/SCPFintentInstallWithdrawLat/SCPFintentInstallWithdrawLat.params
@@ -68,7 +68,7 @@
     </CTRL>
 
     <MN>
-        <ip1>localhost</ip1>
+        <ip1>OCN</ip1>
     </MN>
 
     <BENCH>
diff --git a/TestON/tests/SCPF/SCPFintentInstallWithdrawLatWithFlowObj/SCPFintentInstallWithdrawLatWithFlowObj.params b/TestON/tests/SCPF/SCPFintentInstallWithdrawLatWithFlowObj/SCPFintentInstallWithdrawLatWithFlowObj.params
index e1b799a..6eeed39 100644
--- a/TestON/tests/SCPF/SCPFintentInstallWithdrawLatWithFlowObj/SCPFintentInstallWithdrawLatWithFlowObj.params
+++ b/TestON/tests/SCPF/SCPFintentInstallWithdrawLatWithFlowObj/SCPFintentInstallWithdrawLatWithFlowObj.params
@@ -68,7 +68,7 @@
     </CTRL>
 
     <MN>
-        <ip1>localhost</ip1>
+        <ip1>OCN</ip1>
     </MN>
 
     <BENCH>
diff --git a/TestON/tests/SCPF/SCPFintentRerouteLat/SCPFintentRerouteLat.params b/TestON/tests/SCPF/SCPFintentRerouteLat/SCPFintentRerouteLat.params
index 246a177..6d684cc 100644
--- a/TestON/tests/SCPF/SCPFintentRerouteLat/SCPFintentRerouteLat.params
+++ b/TestON/tests/SCPF/SCPFintentRerouteLat/SCPFintentRerouteLat.params
@@ -69,7 +69,7 @@
     </CTRL>
 
     <MN>
-        <ip1>localhost</ip1>
+        <ip1>OCN</ip1>
     </MN>
 
     <BENCH>
diff --git a/TestON/tests/SCPF/SCPFintentRerouteLatWithFlowObj/SCPFintentRerouteLatWithFlowObj.params b/TestON/tests/SCPF/SCPFintentRerouteLatWithFlowObj/SCPFintentRerouteLatWithFlowObj.params
index 32735bc..237dc5d 100644
--- a/TestON/tests/SCPF/SCPFintentRerouteLatWithFlowObj/SCPFintentRerouteLatWithFlowObj.params
+++ b/TestON/tests/SCPF/SCPFintentRerouteLatWithFlowObj/SCPFintentRerouteLatWithFlowObj.params
@@ -69,7 +69,7 @@
     </CTRL>
 
     <MN>
-        <ip1>localhost</ip1>
+        <ip1>OCN</ip1>
     </MN>
 
     <BENCH>
diff --git a/TestON/tests/SCPF/SCPFmaxIntents/SCPFmaxIntents.topo b/TestON/tests/SCPF/SCPFmaxIntents/SCPFmaxIntents.topo
index 987f444..cdd16f1 100755
--- a/TestON/tests/SCPF/SCPFmaxIntents/SCPFmaxIntents.topo
+++ b/TestON/tests/SCPF/SCPFmaxIntents/SCPFmaxIntents.topo
@@ -33,7 +33,7 @@
         </ONOSrest1>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>
diff --git a/TestON/tests/SCPF/SCPFportLat/SCPFportLat.params b/TestON/tests/SCPF/SCPFportLat/SCPFportLat.params
index 4a758b3..0d8687e 100644
--- a/TestON/tests/SCPF/SCPFportLat/SCPFportLat.params
+++ b/TestON/tests/SCPF/SCPFportLat/SCPFportLat.params
@@ -26,7 +26,7 @@
     </CTRL>
 
     <MN>
-        <ip1>localhost</ip1>
+        <ip1>OCN</ip1>
     </MN>
 
     <BENCH>
diff --git a/TestON/tests/SCPF/SCPFportLat/SCPFportLat.topo b/TestON/tests/SCPF/SCPFportLat/SCPFportLat.topo
index 1a73a2b..c988f13 100644
--- a/TestON/tests/SCPF/SCPFportLat/SCPFportLat.topo
+++ b/TestON/tests/SCPF/SCPFportLat/SCPFportLat.topo
@@ -78,7 +78,7 @@
         </ONOS7cli>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>
diff --git a/TestON/tests/SCPF/SCPFscalingMaxIntents/SCPFscalingMaxIntents.topo b/TestON/tests/SCPF/SCPFscalingMaxIntents/SCPFscalingMaxIntents.topo
index a1ec149..8e58be7 100755
--- a/TestON/tests/SCPF/SCPFscalingMaxIntents/SCPFscalingMaxIntents.topo
+++ b/TestON/tests/SCPF/SCPFscalingMaxIntents/SCPFscalingMaxIntents.topo
@@ -88,7 +88,7 @@
         </ONOScli7>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>
diff --git a/TestON/tests/SCPF/SCPFscalingMaxIntentsWithFlowObj/SCPFscalingMaxIntentsWithFlowObj.topo b/TestON/tests/SCPF/SCPFscalingMaxIntentsWithFlowObj/SCPFscalingMaxIntentsWithFlowObj.topo
index a1ec149..8e58be7 100755
--- a/TestON/tests/SCPF/SCPFscalingMaxIntentsWithFlowObj/SCPFscalingMaxIntentsWithFlowObj.topo
+++ b/TestON/tests/SCPF/SCPFscalingMaxIntentsWithFlowObj/SCPFscalingMaxIntentsWithFlowObj.topo
@@ -88,7 +88,7 @@
         </ONOScli7>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>
diff --git a/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.params b/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.params
index 6035fba..da371c3 100644
--- a/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.params
+++ b/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.params
@@ -26,8 +26,7 @@
     </CTRL>
 
     <MN>
-        <ip1>localhost</ip1>
-        <ip2>localhost</ip2>
+        <ip1>OCN</ip1>
     </MN>
 
     <BENCH>
diff --git a/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.topo b/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.topo
index 8b05fd0..4addd4a 100644
--- a/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.topo
+++ b/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.topo
@@ -87,7 +87,7 @@
         </ONOS1>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>