Centos7 雙網絡卡繫結及虛擬網絡卡設定
阿新 • • 發佈:2022-04-01
系統資訊
#cat /etc/centos-release
CentOS Linux release 7.8.2003 (Core)
#uname -r
3.10.0-1127.el7.x86_64
雙網絡卡team 繫結
這裡採用 team 方式,型別為:roundrobin
nmcli con add type team con-name team0 ifname team0 config '{"runner":{"name": "roundrobin"}}' nmcli con modify team0 ipv4.address '192.168.100.100/24' ipv4.gateway '192.168.100.2' nmcli con modify team0 ipv4.method manual nmcli con add type team-slave con-name team0-port1 ifname eth0 master team0 nmcli con add type team-slave con-name team0-port2 ifname eth1 master team0 nmcli con up team0-port1 nmcli con up team0-port2
檢視 team0 狀態:
#teamdctl team0 st setup: runner: roundrobin ports: eth0 link watches: link summary: up instance[link_watch_0]: name: ethtool link: up down count: 0 eth1 link watches: link summary: up instance[link_watch_0]: name: ethtool link: up down count: 0
如果是物理機,可以嘗試拔網線進行測試。這裡不再演示。
team0 橋接設定
#cd /etc/sysconfig/network-scripts/ ** 拷貝檔案直接修改為 br0 配置檔案 ** #cp -a ifcfg-team0 ifcfg-br0 #vim ifcfg-team0 TEAM_CONFIG="{\"runner\":{\"name\":\"roundrobin\"}}" PROXY_METHOD=none BROWSER_ONLY=no BOOTPROTO=none DEFROUTE=yes IPV4_FAILURE_FATAL=no IPV6INIT=yes IPV6_AUTOCONF=yes IPV6_DEFROUTE=yes IPV6_FAILURE_FATAL=no IPV6_ADDR_GEN_MODE=stable-privacy NAME=team0 UUID=9babcb45-31a0-4ed5-a657-b50b8676938e DEVICE=team0 ONBOOT=yes DEVICETYPE=Team ### 註釋ip設定 ### #IPADDR=192.168.1.100 #PREFIX=24 #GATEWAY=192.168.1.1 ### 新增橋接 br0 ### BRIDGE=br0 ** 修改 ifcfg-br0 檔案 ** #cat ifcfg-br0 PROXY_METHOD=none BROWSER_ONLY=no BOOTPROTO=none DEFROUTE=yes IPV4_FAILURE_FATAL=no NAME=br0 DEVICE=br0 ONBOOT=yes TYPE=bridge IPADDR=192.168.1.100 PREFIX=24 GATEWAY=192.168.1.1 DNS1=223.5.5.5 DNS2=114.114.114.114 ***** ** 重啟網路 ** #systemctl restart network ** 檢視橋接 ** #brctl show bridge name bridge id STP enabled interfaces br0 8000.ac1f6bed99b2 yes team0 ** 繫結狀態 ** #teamdctl team0 st setup: runner: roundrobin ports: eth0 link watches: link summary: up instance[link_watch_0]: name: ethtool link: up down count: 0 eth1 link watches: link summary: up instance[link_watch_0]: name: ethtool link: up down count: 0
本次雙網絡卡繫結及設定虛擬網橋完成。