first cut at edges. not quite working yet.
diff --git a/web/ons-demo/data/wm_registry_switches_json.json b/web/ons-demo/data/wm_registry_switches_json.json
index 6ae9a63..da2e5aa 100644
--- a/web/ons-demo/data/wm_registry_switches_json.json
+++ b/web/ons-demo/data/wm_registry_switches_json.json
@@ -989,32 +989,32 @@
             "controllerId": "onos10vpc"
         }
     ],
-    "00:00:00:00:00:0d:00:d1": [
+    "00:00:00:16:97:08:9a:46": [
         {
             "controllerId": "onos12vpc"
         }
     ],
-    "00:00:00:00:00:0d:00:d2": [
+    "00:00:00:00:ba:5e:ba:11": [
         {
             "controllerId": "onos12vpc"
         }
     ],
-    "00:00:00:00:00:0d:00:d3": [
+    "00:00:00:08:a2:08:f9:01": [
         {
             "controllerId": "onos12vpc"
         }
     ],
-    "00:00:00:00:00:0d:00:d4": [
+    "00:00:00:00:00:00:ba:12": [
         {
             "controllerId": "onos12vpc"
         }
     ],
-    "00:00:00:00:00:0d:00:d5": [
+    "00:00:00:00:ba:5e:ba:13": [
         {
             "controllerId": "onos12vpc"
         }
     ],
-    "00:00:00:00:00:0d:00:d6": [
+    "00:00:20:4e:7f:51:8a:35": [
         {
             "controllerId": "onos12vpc"
         }