系统版本:centos 6.8
关闭SElinux :setenforce 0
安装kvm虚拟化组件:yum install kvm libvirt python-virtinst qemu-kvm
启动libvirtd :/etc/init.d/libvirtd start并加入开机启动chkconfig libvirtd on
ifcfg-br0
[root@localhost network-scripts]# cat ifcfg-br0 DEVICE=br0 TYPE=Bridge ONBOOT=yes NM_CONTROLLED=yes BOOTPROTO=static IPADDR=59.xx.xx.xx NETMASK=255.255.255.128 GATEWAY=59.xx.xx.xx DNS1=202.101.224.68 IPV6INIT=no USERCTL=no DELAY=0
ifcfg-em1
[root@localhost network-scripts]# cat ifcfg-em1 DEVICE=em1 TYPE=Ethernet ONBOOT=yes BRIDGE=br0 NM_CONTROLLED=yes IPV6INIT=no USERCTL=no
关闭networkmanager服务并重启网络服务:service network restart
查看网桥br0
[root@localhost network-scripts]# ifconfig br0 br0 Link encap:Ethernet HWaddr xx:xx:xx:xx:xx inet addr:59.xx.xx.xx Bcast:59.xx.xx.xx Mask:255.255.255.128 inet6 addr: fe80::92b1:1cff:fe4b:f625/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:593343 errors:0 dropped:0 overruns:0 frame:0 TX packets:278804 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:591056831 (563.6 MiB) TX bytes:45965030 (43.8 MiB)
查看网桥:brctl show
[root@localhost network-scripts]# brctl show bridge name bridge id STP enabled interfaces br0 8000.90b11c4bf625 no em1 vnet0 vnet1 vnet2 virbr0 8000.525400891f7f yes virbr0-nic
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