diff --git a/python/topo/odl-topo.py b/python/topo/odl-topo.py
index d35d167..66e9775 100644
--- a/python/topo/odl-topo.py
+++ b/python/topo/odl-topo.py
@@ -13,28 +13,48 @@
 resp, content = h.request(baseUrl + 'topology/' + containerName, "GET")
 edgeProperties = json.loads(content)
 odlEdges = edgeProperties['edgeProperties']
-print json.dumps(odlEdges, indent = 2)
 
 # Get all the nodes/switches
-resp, content = h.request(baseUrl + 'switch/' + containerName + 'nodes/', "GET")
+resp, content = h.request(baseUrl + 'switchmanager/' + containerName + 'nodes/', "GET")
 nodeProperties = json.loads(content)
 odlNodes = nodeProperties['nodeProperties']
-print json.dumps(odlNodes, indent = 2)
 
-# Put nodes and edges into a graph
+# Get all the actie hosts
+resp, content = h.request(baseUrl + 'hosttracker/' + containerName + 'hosts/active', "GET")
+hostProperties = json.loads(content)
+hosts = hostProperties["hostConfig"]
+
+# Initialize the graph
 graph = nx.Graph()
+
+#  Put switches in the graph
 for node in odlNodes:
-  graph.add_node(node['node']['@id'])
+  graph.add_node(node['node']['id'])
+
+#  Put all the edges between switches
 for edge in odlEdges:
-  e = (edge['edge']['headNodeConnector']['node']['@id'], edge['edge']['tailNodeConnector']['node']['@id'])
+  e = (edge['edge']['headNodeConnector']['node']['id'], edge['edge']['tailNodeConnector']['node']['id'])
   graph.add_edge(*e)
+
+#  Put hosts in the graph and the relevant edges
+for host in hosts:
+  graph.add_node(host['networkAddress'])
+  e = (host['networkAddress'], host['nodeId'])
+  graph.add_edge(*e)
+
 # Print out graph info as a sanity check
-print graph.number_of_nodes()
-print graph.nodes()
-#print json.dumps(odlNodes, indent = 2)
-# These JSON dumps were handy when trying to parse the responses 
-#print json.dumps(topo[0], indent = 2)
+print "Number of nodes add in the graph:", graph.number_of_nodes()
+print "Nodes are:", graph.nodes()
+
+print "Paths from 10.0.0.1 -> 10.0.0.3"
+asp = nx.all_simple_paths(graph, source="10.0.0.1", target="10.0.0.3")
+for p in asp:
+    print p
 
+print "Paths from 10.0.0.2 -> 10.0.0.4"
+asp = nx.all_simple_paths(graph, source="10.0.0.2", target="10.0.0.4")
+for p in asp:
+    print p
 
 # write json formatted data to use in visualization
 d = json_graph.node_link_data(graph)
diff --git a/python/topo/topo.json b/python/topo/topo.json
index 6e3d8a9..f55635f 100644
--- a/python/topo/topo.json
+++ b/python/topo/topo.json
@@ -1 +1 @@
-{"directed": false, "graph": [], "nodes": [{"id": "00:00:00:00:00:00:00:01"}, {"id": "00:00:00:00:00:00:00:03"}, {"id": "00:00:00:00:00:00:00:02"}, {"id": "00:00:00:00:00:00:00:05"}, {"id": "00:00:00:00:00:00:00:04"}, {"id": "00:00:00:00:00:00:00:07"}, {"id": "00:00:00:00:00:00:00:06"}], "links": [{"source": 0, "target": 2}, {"source": 0, "target": 3}, {"source": 1, "target": 2}, {"source": 2, "target": 4}, {"source": 3, "target": 5}, {"source": 3, "target": 6}], "multigraph": false}
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+{"directed": false, "graph": [], "nodes": [{"id": "00:00:00:00:00:00:00:14"}, {"id": "00:00:00:00:00:00:00:15"}, {"id": "00:00:00:00:00:00:00:0a"}, {"id": "00:00:00:00:00:00:00:0b"}, {"id": "00:00:ba:80:5d:e6:7a:40"}, {"id": "10.0.0.4"}, {"id": "10.0.0.1"}, {"id": "10.0.0.3"}, {"id": "10.0.0.2"}], "links": [{"source": 0, "target": 2}, {"source": 0, "target": 5}, {"source": 0, "target": 3}, {"source": 0, "target": 6}, {"source": 1, "target": 2}, {"source": 1, "target": 3}, {"source": 1, "target": 7}, {"source": 2, "target": 4}, {"source": 3, "target": 4}, {"source": 3, "target": 8}], "multigraph": false}
\ No newline at end of file