修改网卡配置文件
//进入到配置文件目录
[[email protected] ~]# cd /etc/sysconfig/network-scripts
//列出目录下文件
[[email protected] network-scripts]# ls
1 ifdown-isdn ifup ifup-plusb ifup-wireless
ifcfg-ens192 ifdown-post ifup-aliases ifup-post init.ipv6-global
ifcfg-lo ifdown-ppp ifup-bnep ifup-ppp network-functions
ifdown ifdown-routes ifup-eth ifup-routes network-functions-ipv6
ifdown-bnep ifdown-sit ifup-ippp ifup-sit tcp.sh
ifdown-eth ifdown-Team ifup-ipv6 ifup-Team
ifdown-ippp ifdown-TeamPort ifup-isdn ifup-TeamPort
ifdown-ipv6 ifdown-tunnel ifup-plip ifup-tunnel
//找到自己网卡的名字，并用vi命令编辑
[[email protected] network-scripts]# vi ifcfg-ens192
//修改参数,按下键盘上的"i"键进入编辑模式
TYPE="Ethernet"
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="ens192"
UUID="fe98cfcd-6f00-4076-9454-9194ce89998"
DEVICE="ens192"
ONBOOT="yes"
IPADDR="172.16.1.2"
PREFIX="24"
GATEWAY="172.16.1.1"
DNS1="172.16.1.1"
DNS2="223.5.5.5"
DNS3="114.114.114.114"
IPV6_PRIVACY="no"
~
~
//修改完按键盘左上角"Esc"键，然后再同时按"Shift"+":"(:键位于L键右)这是屏幕上显示":"然后输入"wq"按回车退出编辑退出编辑后输入systemctl restart network重载网络信息令配置生效