masklen=$(ip addr show $PUBLIC_BRIDGE | grep -v inet6 | grep inet | awk '{print $2;}' | cut -d/ -f2)
NETMASK=$(masklen_to_netmask $masklen)
GATEWAY=$(ip route show | grep default | awk '{print $3}' | head -1)
masklen=$(ip addr show $PUBLIC_BRIDGE | grep -v inet6 | grep inet | awk '{print $2;}' | cut -d/ -f2)
NETMASK=$(masklen_to_netmask $masklen)
GATEWAY=$(ip route show | grep default | awk '{print $3}' | head -1)