/etc/sysconfig/network-scripts/ifcfg-eth0: DEVICE=eth0 BOOTPROTO=static BROADCAST=192.168.1.255 HWADDR= IPADDR=192.168.1.111 NETMASK=255.255.255.0 NETWORK=192.168.1.0 ONBOOT=yes TYPE=Ethernet /etc/sysconfig/network-scripts/ifcfg-eth0:1 DEVICE=eth0:0 BOOTPROTO=none ONPARENT=yes IPADDR=XXX.XXX.XXX.XXX NETMASK=255.255.255.0 BROADCAST=XXX.XXX.XXX.255 /etc/sysconfig/network-scripts/ifcfg-eth1: DEVICE=eth0 BOOTPROTO=dhcp ONBOOT=yes /etc/sysconfig/network-scripts/ifcfg-eth0-range0: IPADDR_START=192.167.1.5 IPADDR_END=192.167.1.100 CLONENUM_START=0 NETMASK=255.255.255.0 /etc/sysconfig/network-scripts/ifcfg-br0: DEVICE=br0 TYPE=Bridge BOOTPROTO=dhcp ONBOOT=yes DELAY=0 STP=off /etc/sysconfig/network-scripts/ifcfg-eth2: TYPE=Bridge IP=xxx.xxx.xxx.xxx BOOTPROTO=static ONBOOT=yes