[ONOS-7863] Initial support GENEVE tunnel at SONA

Change-Id: Ia85d32e8068c22d59082dceccc0d911f8acb5f02
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultOpenstackNode.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultOpenstackNode.java
index 1ea5942..5d79f7d 100644
--- a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultOpenstackNode.java
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultOpenstackNode.java
@@ -35,6 +35,7 @@
 import static com.google.common.base.Preconditions.checkArgument;
 import static org.onosproject.net.AnnotationKeys.PORT_MAC;
 import static org.onosproject.net.AnnotationKeys.PORT_NAME;
+import static org.onosproject.openstacknode.api.Constants.GENEVE_TUNNEL;
 import static org.onosproject.openstacknode.api.Constants.GRE_TUNNEL;
 import static org.onosproject.openstacknode.api.Constants.VXLAN_TUNNEL;
 import static org.onosproject.openstacknode.api.Constants.PATCH_INTG_BRIDGE;
@@ -193,6 +194,11 @@
     }
 
     @Override
+    public PortNumber geneveTunnelPortNum() {
+        return tunnelPortNum(GENEVE_TUNNEL);
+    }
+
+    @Override
     public PortNumber greTunnelPortNum() {
         return tunnelPortNum(GRE_TUNNEL);