diff --git a/Dockerfile.synchronizer b/Dockerfile.synchronizer
index 3157aa4..08bd6ef 100644
--- a/Dockerfile.synchronizer
+++ b/Dockerfile.synchronizer
@@ -15,6 +15,10 @@
 # xosproject/vspgwc-synchronizer
 FROM xosproject/xos-synchronizer-base:candidate
 
+RUN apt-get update && apt-get install -y \
+    net-tools \
+ && rm -rf /var/lib/apt/lists/*
+
 COPY xos/synchronizer /opt/xos/synchronizers/vspgwc
 COPY VERSION /opt/xos/synchronizers/vspgwc/
 
diff --git a/xos/synchronizer/steps/roles/onos_rule_setup/tasks/main.yml b/xos/synchronizer/steps/roles/onos_rule_setup/tasks/main.yml
index 567231f..868f92c 100644
--- a/xos/synchronizer/steps/roles/onos_rule_setup/tasks/main.yml
+++ b/xos/synchronizer/steps/roles/onos_rule_setup/tasks/main.yml
@@ -19,10 +19,6 @@
     src=onos_rule_setup_info.sh.j2
     dest=/opt/xos/synchronizers/vspgwc/onos_rule_setup_info.sh owner=root group=root mode=755
 
-- name: get onos ip address
-  shell: /opt/xos/synchronizers/vspgwc/onos_rule_setup_info.sh -i onos
-  register: tmp_onos_ip
-
 - name: get application server (Internet) port for SGi
   shell: /opt/xos/synchronizers/vspgwc/onos_rule_setup_info.sh -p enb
   register: tmp_as_sgi_port
@@ -49,7 +45,6 @@
 
 - name: assign results into each variable
   set_fact:
-    onos_ip: "{{ tmp_onos_ip.stdout }}"
     as_sgi_port: "{{ tmp_as_sgi_port.stdout }}"
     spgwu_sgi_port: "{{ tmp_spgwu_sgi_port.stdout }}"
     enb_sw_id: "{{ tmp_enb_sw_id.stdout }}"
@@ -68,7 +63,7 @@
     dest=/opt/xos/synchronizers/vspgwc/flow_spgwu.json owner=root group=root mode=755
 
 - name: set flow for enb and spgwu to ONOS
-  shell: "curl -X POST -H \"Content-Type: application/json\" -u onos:rocks -d @/opt/xos/synchronizers/vspgwc/flow_enb.json http://{{ onos_ip }}:8182/onos/v1/flows/{{ enb_sw_id }} ; curl -X POST -H \"Content-Type: application/json\" -u onos:rocks -d @/opt/xos/synchronizers/vspgwc/flow_spgwu.json http://{{ onos_ip }}:8182/onos/v1/flows/{{ spgwu_sw_id }}"
+  shell: "curl -X POST -H \"Content-Type: application/json\" -s -u onos:rocks -d @/opt/xos/synchronizers/vspgwc/flow_enb.json http://onos-cord-ui:8181/onos/v1/flows/{{ enb_sw_id }} ; curl -X POST -H \"Content-Type: application/json\" -s -u onos:rocks -d @/opt/xos/synchronizers/vspgwc/flow_spgwu.json http://onos-cord-ui:8181/onos/v1/flows/{{ spgwu_sw_id }}"
 
 - name: make json file for flow of enb to tunnel
   when: enb_sw_ip != spgwu_sw_ip
@@ -84,4 +79,4 @@
 
 - name: set flow for enb and spgwu through tunnel to ONOS
   when: enb_sw_ip != spgwu_sw_ip
-  shell: "curl -X POST -H \"Content-Type: application/json\" -u onos:rocks -d @/opt/xos/synchronizers/vspgwc/flow_enb_tnl.json http://{{ onos_ip }}:8182/onos/v1/flows/{{ spgwu_sw_id }} ; curl -X POST -H \"Content-Type: application/json\" -u onos:rocks -d @/opt/xos/synchronizers/vspgwc/flow_spgwu_tnl.json http://{{ onos_ip }}:8182/onos/v1/flows/{{ enb_sw_id }}"
+  shell: "curl -X POST -H \"Content-Type: application/json\" -s -u onos:rocks -d @/opt/xos/synchronizers/vspgwc/flow_enb_tnl.json http://onos-cord-ui:8181/onos/v1/flows/{{ spgwu_sw_id }} ; curl -X POST -H \"Content-Type: application/json\" -s -u onos:rocks -d @/opt/xos/synchronizers/vspgwc/flow_spgwu_tnl.json http://onos-cord-ui:8181/onos/v1/flows/{{ enb_sw_id }}"
diff --git a/xos/synchronizer/steps/roles/onos_rule_setup/templates/onos_rule_setup_info.sh.j2 b/xos/synchronizer/steps/roles/onos_rule_setup/templates/onos_rule_setup_info.sh.j2
index 018c387..c560192 100644
--- a/xos/synchronizer/steps/roles/onos_rule_setup/templates/onos_rule_setup_info.sh.j2
+++ b/xos/synchronizer/steps/roles/onos_rule_setup/templates/onos_rule_setup_info.sh.j2
@@ -24,17 +24,13 @@
 ONOS_ID="karaf"
 ONOS_PW="karaf"
 
-# To get IP address for Head Node (to access ONOS-VTN/fabric)
-function get_head_node {
-	netstat -nr | awk '{if ($1 == "0.0.0.0") print $2}'
-}
 
 function get_hosts {
-	echo $(curl $(get_head_node)/vtn/onos/v1/hosts -u $ONOS_ID:$ONOS_PW)
+	echo $(curl http://onos-cord-ui:8181/onos/v1/hosts -s -u $ONOS_ID:$ONOS_PW)
 }
 
 function get_hosts_fabric {
-    echo $(curl $(get_head_node):8181/onos/v1/hosts -u $ONOS_ID:$ONOS_PW)
+    echo $(curl http://onos-fabric-ui:8181/onos/v1/hosts -s -u $ONOS_ID:$ONOS_PW)
 }
 
 function get_host {
@@ -180,9 +176,6 @@
 	elif [ "$OPTION" == "spgwu" ]; then
 		echo $SGI_SPGWU > spgwu_ip
 		cat spgwu_ip
-	elif [ "$OPTION" == "onos" ]; then
-		get_head_node > onos_ip
-		cat onos_ip
 	else
 		echo "Wrong argument"
 		print_help_ip