diff --git a/apps/configsync/src/main/java/org/onosproject/d/config/sync/impl/DynamicDeviceConfigSynchronizer.java b/apps/configsync/src/main/java/org/onosproject/d/config/sync/impl/DynamicDeviceConfigSynchronizer.java
index ab094fc..1236364 100644
--- a/apps/configsync/src/main/java/org/onosproject/d/config/sync/impl/DynamicDeviceConfigSynchronizer.java
+++ b/apps/configsync/src/main/java/org/onosproject/d/config/sync/impl/DynamicDeviceConfigSynchronizer.java
@@ -221,7 +221,7 @@
             // FIXME hack for unconsolidated event bug
             quietUntil = System.currentTimeMillis() + quietPeriod.toMillis();
         } else {
-            log.info("Ignored event's ResourceId: {}", event.subject());
+            log.debug("Ignored event's ResourceId: {}", event.subject());
         }
     }
 
diff --git a/apps/odtn/api/src/main/java/org/onosproject/odtn/utils/tapi/TapiObjectHandler.java b/apps/odtn/api/src/main/java/org/onosproject/odtn/utils/tapi/TapiObjectHandler.java
index 040982f..f742268 100644
--- a/apps/odtn/api/src/main/java/org/onosproject/odtn/utils/tapi/TapiObjectHandler.java
+++ b/apps/odtn/api/src/main/java/org/onosproject/odtn/utils/tapi/TapiObjectHandler.java
@@ -255,7 +255,7 @@
 
         // for debug
         CharSequence strNode = toCharSequence(toXmlCompositeStream(toCompositeData(rData)));
-        log.info("XML:\n{}", XmlString.prettifyXml(strNode));
+        log.debug("XML:\n{}", XmlString.prettifyXml(strNode));
 
         return rData;
     }
diff --git a/apps/odtn/api/src/test/resources/openconfig-devices.json b/apps/odtn/api/src/test/resources/openconfig-devices.json
new file mode 100644
index 0000000..95cc10b
--- /dev/null
+++ b/apps/odtn/api/src/test/resources/openconfig-devices.json
@@ -0,0 +1,26 @@
+{
+  "devices" : {
+    "netconf:127.0.0.1:11002" : {
+      "basic" : {
+        "driver":"infinera-xt3300"
+      },
+      "netconf" : {
+        "ip" : "127.0.0.1",
+        "port" : "11002",
+        "username" : "admin",
+        "password" : "admin"
+      }
+    },
+    "netconf:127.0.0.1:11003" : {
+      "basic" : {
+        "driver":"infinera-xt3300"
+      },
+      "netconf" : {
+        "ip" : "127.0.0.1",
+        "port" : "11003",
+        "username" : "admin",
+        "password" : "admin"
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/apps/odtn/service/src/main/java/org/onosproject/odtn/internal/DefaultTapiResolver.java b/apps/odtn/service/src/main/java/org/onosproject/odtn/internal/DefaultTapiResolver.java
index abdabf5..16a5597 100644
--- a/apps/odtn/service/src/main/java/org/onosproject/odtn/internal/DefaultTapiResolver.java
+++ b/apps/odtn/service/src/main/java/org/onosproject/odtn/internal/DefaultTapiResolver.java
@@ -214,31 +214,31 @@
 
     protected void addNodeRef(TapiNodeRef nodeRef) {
         tapiNodeRefList.add(nodeRef);
-        log.info("Nodes: {}", tapiNodeRefList);
+        log.debug("Nodes: {}", tapiNodeRefList);
     }
 
     protected void addNepRef(TapiNepRef nepRef) {
         tapiNepRefList.add(nepRef);
-        log.info("Neps: {}", tapiNepRefList);
+        log.debug("Neps: {}", tapiNepRefList);
     }
 
     protected void addNodeRefList(List<TapiNodeRef> nodes) {
         tapiNodeRefList = nodes;
-        log.info("Nodes: {}", tapiNodeRefList);
+        log.debug("Nodes: {}", tapiNodeRefList);
     }
 
     protected void addNepRefList(List<TapiNepRef> neps) {
         tapiNepRefList = neps;
-        log.info("Neps: {}", tapiNepRefList);
+        log.debug("Neps: {}", tapiNepRefList);
     }
 
     private void updateCache() {
-        log.info("Dirty: {}, Source updated: {}", isDirty, sourceUpdated);
+        log.debug("Dirty: {}, Source updated: {}", isDirty, sourceUpdated);
         if (isDirty || sourceUpdated) {
             sourceUpdated = false;
             clearCache();
             dataProvider.updateCacheRequest(this);
-            log.info("Update completed: {}", tapiNodeRefList);
+            log.debug("Update completed: {}", tapiNodeRefList);
             isDirty = false;
         }
     }