diff --git a/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java b/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java
index 59e76ca..a784d7d 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java
@@ -202,6 +202,10 @@
 	    // The local Port info
 	    //
 	    for (Vertex myPortVertex : nodeVertex.getVertices(Direction.OUT, "on")) {
+		// Ignore inactive ports
+		if (! myPortVertex.getProperty("state").toString().equals("ACTIVE"))
+		    continue;
+
 		short myPort = 0;
 		Object obj = myPortVertex.getProperty("number");
 		if (obj instanceof Short) {
@@ -215,6 +219,10 @@
 		// The neighbor Port info
 		//
 		for (Vertex neighborPortVertex : myPortVertex.getVertices(Direction.OUT, "link")) {
+		    // Ignore inactive ports
+		    if (! neighborPortVertex.getProperty("state").toString().equals("ACTIVE"))
+			continue;
+
 		    short neighborPort = 0;
 		    obj = neighborPortVertex.getProperty("number");
 		    if (obj instanceof Short) {
@@ -448,7 +456,15 @@
 		break;
 	    }
 	    for (Vertex parentPort : nextVertex.getVertices(Direction.OUT, "on")) {
+		// Ignore inactive ports
+		if (! parentPort.getProperty("state").toString().equals("ACTIVE"))
+			continue;
+
 		for (Vertex childPort : parentPort.getVertices(Direction.OUT, "link")) {
+		    // Ignore inactive ports
+		    if (! childPort.getProperty("state").toString().equals("ACTIVE"))
+			continue;
+
 		    for (Vertex child : childPort.getVertices(Direction.IN, "on")) {
 			// Ignore inactive switches
 			String state = child.getProperty("state").toString();