Enhacements to the README and the IPs

Change-Id: I255b152f8a1ac1cb110c3a697170c253357c7632
diff --git a/cassini-demo/h2.json b/cassini-demo/h2.json
index 7a83495..70f3b4f 100644
--- a/cassini-demo/h2.json
+++ b/cassini-demo/h2.json
@@ -6,7 +6,7 @@
   ],
   "locations": [
     {
-      "elementId": "netconf:10.172.0.12:830",
+      "elementId": "netconf:10.128.200.3:830",
       "port": "101"
     }
   ]