centos7 网桥桥接、网卡绑定
2018-11-03 16:45
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设备环境:
dell R710
网卡名字:em1、 em2、em3、em4
IP网段:10.0.0.x
[root@centos7 ~]# nmcli connection show NAME UUID TYPE DEVICE em1 3dc232fa-216b-4915-ab18-f10f7d3d93eb ethernet em1 virbr0 fb5ff432-8ba6-400f-9d7f-063c6bfe250e bridge virbr0 em2 a0d2e299-4b73-4aa3-bd76-71abbe0aec69 ethernet -- em3 593cdfbd-9603-4ae8-a052-48fab2f460e7 ethernet -- em4 7ebb584b-077d-4fda-9f1e-d65915b7dcda ethernet -- [root@centos7 ~]# ifc_bridge_name="br0" ip_address="10.0.0.11/24" ip_gateway="10.0.0.1" ip_dns1="202.103.24.68" ip_dns2="202.103.44.150" nmcli connection add type bridge con-name ${ifc_bridge_name} ifname ${ifc_bridge_name} nmcli connection modify ${ifc_bridge_name} ipv4.method manual ipv4.addr "${ip_address}" nmcli connection modify ${ifc_bridge_name} ipv4.gateway "${ip_gateway}" nmcli connection modify ${ifc_bridge_name} +ipv4.dns "${ip_dns1}" nmcli connection modify ${ifc_bridge_name} +ipv4.dns "${ip_dns2}" [root@centos7 ~]# nmcli connection NAME UUID TYPE DEVICE br0 d267bc86-8314-4ebb-a4ee-a44c77f72b4f bridge br0 em1 3dc232fa-216b-4915-ab18-f10f7d3d93eb ethernet em1 virbr0 fb5ff432-8ba6-400f-9d7f-063c6bfe250e bridge virbr0 em2 a0d2e299-4b73-4aa3-bd76-71abbe0aec69 ethernet -- em3 593cdfbd-9603-4ae8-a052-48fab2f460e7 ethernet -- em4 7ebb584b-077d-4fda-9f1e-d65915b7dcda ethernet -- [root@centos7 ~]# nmcli connection up d267bc86-8314-4ebb-a4ee-a44c77f72b4f [root@centos7 ~]# ifc_slave_name="em1" [root@centos7 ~]# ifc_bridge_name="br0" [root@centos7 ~]# nmcli connection modify ${ifc_slave_name} connection.slave-type bridge connection.master ${ifc_bridge_name} [root@centos7 ~]# service NetworkManager restart Redirecting to /bin/systemctl restart NetworkManager.service [root@centos7 ~]# reboot [root@centos7 network-scripts]#cd /etc/sysconfig/network-scripts [root@centos7 network-scripts]# vim ifcfg-br0 STP=yes BRIDGING_OPTS=priority=32768 TYPE=Bridge PROXY_METHOD=none BROWSER_ONLY=no BOOTPROTO=none DEFROUTE=yes IPV4_FAILURE_FATAL=yes IPV6INIT=yes IPV6_AUTOCONF=yes IPV6_DEFROUTE=yes IPV6_FAILURE_FATAL=no IPV6_ADDR_GEN_MODE=stable-privacy NAME=br0 UUID=d267bc86-8314-4ebb-a4ee-a44c77f72b4f DEVICE=br0 ONBOOT=yes ##注意这里!!! IPADDR=10.0.0.11 PREFIX=24 GATEWAY=10.0.0.1 DNS1=202.103.24.68 DNS2=202.103.44.150阅读更多
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