diff --git a/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbDatapathId.java b/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbDatapathId.java
index 02989af..4230907 100644
--- a/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbDatapathId.java
+++ b/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbDatapathId.java
@@ -15,25 +15,22 @@
  */
 package org.onosproject.ovsdb.controller;
 
-import static com.google.common.base.MoreObjects.toStringHelper;
+import org.onlab.util.Identifier;
+
 import static com.google.common.base.Preconditions.checkNotNull;
-import java.util.Objects;
 
 /**
  * The class representing a datapathid.
  * This class is immutable.
  */
-public final class OvsdbDatapathId {
-    private final String value;
-
+public final class OvsdbDatapathId extends Identifier<String> {
     /**
      * Constructor from a String.
      *
      * @param value the datapathid to use
      */
     public OvsdbDatapathId(String value) {
-        checkNotNull(value, "value is not null");
-        this.value = value;
+        super(checkNotNull(value, "value is not null"));
     }
 
     /**
@@ -42,28 +39,6 @@
      * @return the value of datapathid
      */
     public String value() {
-        return value;
-    }
-
-    @Override
-    public int hashCode() {
-        return value.hashCode();
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof OvsdbDatapathId) {
-            final OvsdbDatapathId otherDatapathId = (OvsdbDatapathId) obj;
-            return Objects.equals(this.value, otherDatapathId.value);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return toStringHelper(this).add("value", value).toString();
+        return identifier;
     }
 }
diff --git a/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbIfaceId.java b/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbIfaceId.java
index bf724fa..ee9f1ec 100644
--- a/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbIfaceId.java
+++ b/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbIfaceId.java
@@ -15,25 +15,22 @@
  */
 package org.onosproject.ovsdb.controller;
 
-import static com.google.common.base.MoreObjects.toStringHelper;
+import org.onlab.util.Identifier;
+
 import static com.google.common.base.Preconditions.checkNotNull;
-import java.util.Objects;
 
 /**
  * The class representing an ifaceid.
  * This class is immutable.
  */
-public class OvsdbIfaceId {
-    private final String value;
-
+public class OvsdbIfaceId extends Identifier<String> {
     /**
      * Constructor from a String.
      *
      * @param value the ifaceid to use
      */
     public OvsdbIfaceId(String value) {
-        checkNotNull(value, "value is not null");
-        this.value = value;
+        super(checkNotNull(value, "value is not null"));
     }
 
     /**
@@ -42,28 +39,6 @@
      * @return the value of ifaceid
      */
     public String value() {
-        return value;
-    }
-
-    @Override
-    public int hashCode() {
-        return value.hashCode();
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof OvsdbIfaceId) {
-            final OvsdbIfaceId otherIfaceId = (OvsdbIfaceId) obj;
-            return Objects.equals(this.value, otherIfaceId.value);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return toStringHelper(this).add("value", value).toString();
+        return identifier;
     }
 }
diff --git a/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbNodeId.java b/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbNodeId.java
index 60146c8..bed44fb 100644
--- a/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbNodeId.java
+++ b/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/OvsdbNodeId.java
@@ -15,19 +15,17 @@
  */
 package org.onosproject.ovsdb.controller;
 
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import java.util.Objects;
-
 import org.onlab.packet.IpAddress;
+import org.onlab.util.Identifier;
+
+import static com.google.common.base.Preconditions.checkNotNull;
 
 /**
  * The class representing a nodeId of node which using ovsdb connection.
  * This class is immutable.
  */
-public final class OvsdbNodeId {
+public final class OvsdbNodeId extends Identifier<String> {
     private static final String SCHEME = "ovsdb";
-    private final String nodeId;
     private final String ipAddress;
 
     /**
@@ -37,30 +35,14 @@
      * @param port node port
      */
     public OvsdbNodeId(IpAddress ipAddress, long port) {
-        checkNotNull(ipAddress, "ipAddress is not null");
+        // TODO: port is currently not in use, need to remove it later
+        super(checkNotNull(ipAddress, "ipAddress is not null").toString());
         this.ipAddress = ipAddress.toString();
-        this.nodeId = ipAddress.toString();
-    }
-
-    @Override
-    public int hashCode() {
-        return nodeId.hashCode();
-    }
-
-    @Override
-    public boolean equals(Object other) {
-        if (!(other instanceof OvsdbNodeId)) {
-            return false;
-        }
-
-        OvsdbNodeId otherNodeId = (OvsdbNodeId) other;
-
-        return Objects.equals(otherNodeId.nodeId, this.nodeId);
     }
 
     @Override
     public String toString() {
-        return SCHEME + ":" + nodeId;
+        return SCHEME + ":" + identifier;
     }
 
     /**
@@ -69,7 +51,7 @@
      * @return the value of the NodeId.
      */
     public String nodeId() {
-        return SCHEME + ":" + nodeId;
+        return SCHEME + ":" + identifier;
     }
 
     /**