[ONOS-7444] Optimize SONA gw doesn't use vrouter app and quagga anymore
- Done: Deriving MAC address from external peer router and simple SNAT functionality
- Todo: SNAT, Floating IP-based routing

Change-Id: Ib1a5784a7304c44b28d7b2c9891b98fd13000db1
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java
index f1e2bc5..2ecfefe 100644
--- a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java
@@ -151,6 +151,13 @@
     String uplinkPort();
 
     /**
+     * Returns the uplink port number.
+     *
+     * @return uplink port number
+     */
+    PortNumber uplinkPortNum();
+
+    /**
      * Returns new openstack node instance with given state.
      *
      * @param newState updated state