Centos 7 配置多网卡bond0 及网桥br0.doc

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1、Centos7配置多网卡bond0及网桥br0一．配置多网卡bonding1．手动添加bond0配置，如：vim/etc/sysconfig/network-scripts/ifcfg-bond0DEVICE=bond0BONDING_OPTS="miimon=100fail_over_mac=1mode=active-backup"TYPE=BondBONDING_MASTER=yesBOOTPROTO=noneIPADDR=192.16.100.65PREFIX=16GATEWAY=192.16.0.1DNS1=223.6.6.6DNS2=223

2、.5.5.5DEFROUTE=yesIPV4_FAILURE_FATAL=noIPV6INIT=noNAME=bond0ONBOOT=yes2.设置网卡1vim/etc/sysconfig/network-scripts/ifcfg-em1TYPE=EthernetNAME=em1DEVICE=em1ONBOOT=yesMASTER=bond0SLAVE=yes3.设置网卡2vim/etc/sysconfig/network-scripts/ifcfg-em2TYPE=EthernetNAME=em4DEVICE=em4ONBOOT=yesMASTE

3、R=bond0SLAVE=yes重启网卡生效:systemctlrestartnetwork二．配置网桥模式br01.修改bond0配置，去掉IP配置及添加bridgevim/etc/sysconfig/network-scripts/ifcfg-bond0DEVICE=bond0BONDING_OPTS="miimon=100fail_over_mac=1mode=active-backup"TYPE=BondBONDING_MASTER=yesBOOTPROTO=noneDEFROUTE=yesIPV4_FAILURE_FATAL=noIPV6I

4、NIT=noNAME=bond0ONBOOT=yesNM_CONTROLLED=noBRIDGE=br02.添加br0配置vim/etc/sysconfig/network-scripts/ifcfg-br0DEVICE=br0TYPE=BridgeBOOTPROTO=staticIPADDR=192.16.100.66PREFIX=16GATEWAY=192.16.0.1DNS1=223.5.5.5DNS2=223.6.6.6DEFROUTE=yesNAME=br0ONBOOT=yes重启网卡生效:systemctlrestartnetwork