diff --git a/docker/Dockerfile.onos b/docker/Dockerfile.onos
index 878c602..4974e1e 100644
--- a/docker/Dockerfile.onos
+++ b/docker/Dockerfile.onos
@@ -8,7 +8,7 @@
 ENV AUX=$APPS/aux
 
 RUN apt-get update && apt-get install -y git maven unzip 
-RUN git config --global http.sslverify false && \
+RUN git config --global http.sslverify false &&\
     git clone https://alshabibi@bitbucket.org/alshabibi/onos-apps.git
     
 RUN cd $ONOS/onos-apps/apps && mvn clean install
@@ -19,11 +19,6 @@
 
 RUN sh $ONOS/app-install.sh
 
-# Disabling vtn,mcast and igmp
-RUN rm $ONOS/apps/org.opencord.mcast/active &&\
-     rm $ONOS/apps/org.opencord.igmp/active &&\
-     rm $ONOS/apps/org.opencord.vtn/active
-
 RUN touch $ONOS/apps/org.onosproject.dhcp/active
 
 COPY config/netcfg.json $KARAF_ROOT/../config/network-cfg.json
diff --git a/docker/config/igmp.py b/docker/config/igmp.py
index 9c18f84..845e4ae 100644
--- a/docker/config/igmp.py
+++ b/docker/config/igmp.py
@@ -79,7 +79,7 @@
 
 def send_leave(args):
 
-    igmp = IGMPv3(type=IGMP_TYPE_V3_MEMBERSHIP_REPORT, max_resp_code=30, gaddr="224.0.0.22c")
+    igmp = IGMPv3(type=IGMP_TYPE_V3_MEMBERSHIP_REPORT, max_resp_code=30, gaddr="224.0.0.22")
     igmp.grps = [IGMPv3gr(rtype=IGMP_V3_GR_TYPE_INCLUDE, mcaddr=args.mcaddr)]
 
     send(igmp)
diff --git a/docker/config/netcfg.json b/docker/config/netcfg.json
index 9e399e8..8cb100b 100644
--- a/docker/config/netcfg.json
+++ b/docker/config/netcfg.json
@@ -1,5 +1,29 @@
 {
   "apps": {
+    "org.onosproject.igmp": {
+      "ssmTranslate": [
+        {
+          "source": "1.2.3.4",
+          "group": "229.0.0.1"
+        },
+        {
+          "source": "2.3.4.5",
+          "group": "229.0.0.2"
+        },
+        {
+          "source": "1.2.3.4",
+          "group": "229.0.0.3"
+        },
+        {
+          "source": "1.2.3.4",
+          "group": "229.0.0.4"
+        },
+        {
+          "source": "2.3.4.5",
+          "group": "229.0.0.5"
+        }
+      ]
+    },
     "org.onosproject.aaa": {
       "AAA": {
         "radiusIp": "172.25.0.100",