#yum install bridge-utils
#mii-tools
#vi /etc/sysconfig/network-scripts/ifcfg-eth1
DEVICE=eth1
TYPE=Ethernet
BOOTPROTO=none
ONBOOT=yes
NM_CONTROLLED=no
BRIDGE=virbr0
HWADDR=00:12:3F:4E:9E:BF
#vi /etc/sysconfig/network-scripts/ifcfg-eth2
DEVICE=eth2
TYPE=Ethernet
BOOTPROTO=none
ONBOOT=yes
NM_CONTROLLED=no
BRIDGE=virbr0
HWADDR=00:e0:b3:10:8a:bf
# vi /etc/sysconfig/network-scripts/ifcfg-virbr0
DEVICE="virbr0”
BOOTPROTO="static”
IPADDR="192.168.8.100”
NETMASK="255.255.255.0”
GATEWAY="192.168.8.11”
DNS1=8.8.8.8
ONBOOT="yes”
TYPE="Bridge”
NM_CONTROLLED="no"
#/etc/init.d/network restart