DEVICE=br0
ONBOOT=yes
TYPE=Bridge
NM_CONTROLLED=no
USERCTL=no
BOOTPROTO=none
IPADDR=172.21.21.10
NETMASK=255.255.255.0
GATEWAY=172.21.21.1
DNS1=172.21.21.1
DNS2=208.67.220.220
DELAY=0
STP=on
NAME="Management LAN/Interface via br0"