diff --git a/src/main/java/net/floodlightcontroller/core/INetMapTopologyObjects.java b/src/main/java/net/floodlightcontroller/core/INetMapTopologyObjects.java
index a54136c..1cf6f7b 100644
--- a/src/main/java/net/floodlightcontroller/core/INetMapTopologyObjects.java
+++ b/src/main/java/net/floodlightcontroller/core/INetMapTopologyObjects.java
@@ -47,6 +47,9 @@
 		public Iterable<IPortObject> getPorts();
 		
 		@Adjacency(label="on")
+		public IPortObject getPort(final short port_num);
+		
+		@Adjacency(label="on")
 		public void addPort(final IPortObject port);
 		
 		@Adjacency(label="on")