@@ -624,6 +624,13 @@ function _move_neutron_addresses_route {

         IP_BRD=$(ip -f $af a s dev $from_intf scope global primary | grep inet | awk '{ print $2, $3, $4; exit }')

+        if [[ "$af" == "inet" ]]; then

+            IP=$(echo $IP_BRD | awk '{ print $1; exit }' | grep -o -E '(.*)/' | cut -d "/" -f1)

+            ARP_CMD="arping -A -c 3 -w 4.5 -I $to_intf $IP "

+        else

+            ARP_CMD=""

+        fi

+

         if [ "$DEFAULT_ROUTE_GW" != "" ]; then

             ADD_DEFAULT_ROUTE="sudo ip -f $af r replace default via $DEFAULT_ROUTE_GW dev $to_intf"

         fi

@@ -644,7 +651,7 @@ function _move_neutron_addresses_route {

         # The add/del OVS port calls have to happen either before or

         # after the address is moved in order to not leave it orphaned.

-        $DEL_OVS_PORT; $IP_DEL; $IP_ADD; $IP_UP; $ADD_OVS_PORT; $ADD_DEFAULT_ROUTE

+        $DEL_OVS_PORT; $IP_DEL; $IP_ADD; $IP_UP; $ADD_OVS_PORT; $ADD_DEFAULT_ROUTE; $ARP_CMD

     fi

 }