[ "br-$config" = "$iface" -o -e "$iface" ] && return 0;
ifconfig "$iface" 2>/dev/null >/dev/null && {
- # make sure the interface is removed from any existing bridge and brought down
- ifconfig "$iface" down
+ # make sure the interface is removed from any existing bridge and deconfigured
+ ifconfig "$iface" 0.0.0.0
unbridge "$iface"
}