update proxy addresses for onos-cord

Change-Id: I86aa788bced2e358ca20adfec9245f1747b1fc20
diff --git a/roles/head-prologue/files/cord-http.conf b/roles/head-prologue/files/cord-http.conf
index ba2b1f8..e629c0c 100644
--- a/roles/head-prologue/files/cord-http.conf
+++ b/roles/head-prologue/files/cord-http.conf
@@ -17,14 +17,14 @@
     # Map /vtn to the onos instance that is controller the cordvtn
     #     application
     <Location /vtn/>
-        ProxyPass http://onos-cord:8181/
-        ProxyPassReverse http://onos-cord:8181/
+        ProxyPass http://onos-cord:8182/
+        ProxyPassReverse http://onos-cord:8182/
         ProxyPassReverseCookiePath  "/"  "/vtn/"
         Header edit Location "(^http[s]?://[^/]*)(\.*)" "$1/vtn$2"
     </Location>
 
     <Location /vtn/onos/ui/websock/>
-        ProxyPass "ws://onos-cord:8181/onos/ui/websock/" disablereuse=on
+        ProxyPass "ws://onos-cord:8182/onos/ui/websock/" disablereuse=on
     </Location>
 
     # Map the various XOS roots to the XOS instance