Linux回环地址网卡配置修改

折腾了好久，试了各种方法，才发现直接修改配置文件不行，而且新建con的方法也试了

后来发现需要新建一个连接文件修改，原来的那个文件不要动

┌──[root@vms152.liruilongs.github.io]-[~]
└─$cp /etc/sysconfig/network-scripts/ifcfg-lo{,:0}
┌──[root@vms152.liruilongs.github.io]-[~]
└─$cd /etc/sysconfig/network-scripts/
┌──[root@vms152.liruilongs.github.io]-[/etc/sysconfig/network-scripts]
└─$ls
ifcfg-ens32  ifdown-bnep  ifdown-isdn    ifdown-sit       ifup          ifup-ippp  ifup-plusb   ifup-sit       ifup-wireless
ifcfg-lo     ifdown-eth   ifdown-post    ifdown-Team      ifup-aliases  ifup-ipv6  ifup-post    ifup-Team      init.ipv6-global
ifcfg-lo:0   ifdown-ippp  ifdown-ppp     ifdown-TeamPort  ifup-bnep     ifup-isdn  ifup-ppp     ifup-TeamPort  network-functions
ifdown       ifdown-ipv6  ifdown-routes  ifdown-tunnel    ifup-eth      ifup-plip  ifup-routes  ifup-tunnel    network-functions-ipv6
┌──[root@vms152.liruilongs.github.io]-[/etc/sysconfig/network-scripts]
└─$