@@ -593,7 +593,7 @@ function _move_neutron_addresses_route {

         # on configure we will also add $from_intf as a port on $to_intf,

         # assuming it is an OVS bridge.

-        local IP_ADD=""

+        local IP_REPLACE=""

         local IP_DEL=""

         local IP_UP=""

         local DEFAULT_ROUTE_GW

@@ -618,7 +618,7 @@ function _move_neutron_addresses_route {

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

             IP_DEL="sudo ip addr del $IP_BRD dev $from_intf"

-            IP_ADD="sudo ip addr add $IP_BRD dev $to_intf"

+            IP_REPLACE="sudo ip addr replace $IP_BRD dev $to_intf"

             IP_UP="sudo ip link set $to_intf up"

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

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

@@ -628,7 +628,7 @@ 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; $ARP_CMD

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

     fi

 }