set mac address for wan_container interface
diff --git a/xos/synchronizers/vcpe/steps/sync_vcpetenant_vtn.yaml b/xos/synchronizers/vcpe/steps/sync_vcpetenant_vtn.yaml
index 19626f3..c933f5b 100644
--- a/xos/synchronizers/vcpe/steps/sync_vcpetenant_vtn.yaml
+++ b/xos/synchronizers/vcpe/steps/sync_vcpetenant_vtn.yaml
@@ -65,11 +65,12 @@
       - ifconfig eth0.500 || ip link add link eth0 eth0.500 type vlan id 500
       - ifconfig eth0.500 up
       - ifconfig eth0.500 0.0.0.0
+      - ifconfig eth0.500 hw ether {{ wan_container_mac }}
       - ip addr add {{ wan_container_ip }}/{{ wan_container_netbits }} dev eth0.500
       - ip link set eth0.500 up
       - ip route del default || true
       - ip route add default via {{ wan_container_gateway_ip }}
-      - arp -s {{ wan_container_gateway_ip }} {{ wan_container_gateway_mac }}
+#      - arp -s {{ wan_container_gateway_ip }} {{ wan_container_gateway_mac }}
 
 {% if false %}
   - name: Docker repository