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  • CentOS 7设置网卡开机自动启用

    一、查看网卡配置

    root权限

    [root@dbsyn ~]# ip addr
    1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
        link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
        inet 127.0.0.1/8 scope host lo
           valid_lft forever preferred_lft forever
        inet6 ::1/128 scope host
           valid_lft forever preferred_lft forever
    2: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
        link/ether 08:94:ef:67:2e:7c brd ff:ff:ff:ff:ff:ff
        inet 10.1.10.3/24 brd 10.1.10.255 scope global eno1
           valid_lft forever preferred_lft forever
        inet6 fe80::173d:fad7:e606:525f/64 scope link
           valid_lft forever preferred_lft forever
    3: eno2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN qlen 1000
        link/ether 08:94:ef:67:2e:7d brd ff:ff:ff:ff:ff:ff
    4: eno3: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN qlen 1000
        link/ether 08:94:ef:67:2e:7e brd ff:ff:ff:ff:ff:ff
    5: eno4: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN qlen 1000
        link/ether 08:94:ef:67:2e:7f brd ff:ff:ff:ff:ff:ff

    可以看到已使用的网卡, 网卡名为eno1

    二、修改网卡配置文件

    网卡配置文件存放路径:/etc/sysconfig/network-script/ifcfg-<interface-name>

    [root@dbsyn ~]# vim /etc/sysconfig/network-scripts/ifcfg-eno1
    
    ...
    ONBOOT=yes
    ...

    ONBOOT=no改为ONBOOT=yes后,保存退出(:wq)

    三、重启网络服务

    [root@dbsyn ~]# service network restart

    或者重启也行

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  • 原文地址:https://www.cnblogs.com/VoiceOfDreams/p/10337210.html
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