打开配置文件
[root@docker ~]# vi /etc/sysconfig/network-scripts/ifcfg-ens33
配置文件内容如下
TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
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=ens33
UUID=1797bb2f-b22a-43e2-9ab6-be68d3a1944a
DEVICE=ens33
BOOTPROTO=static
ONBOOT=yes
NETMASK=255.255.255.0
DNS1=8.8.8.8
DNS2=114.114.114.114
IPADDR=172.20.10.10
GETEWAY=172.20.10.1
[root@docker ~]# vi /etc/sysconfig/network
NETWORKING=yes # 网络是否工作，此处一定不能为no
NETWORKING_IPV6=no
HOSTNAME=docker
GATEWAY=172.20.10.1
[root@docker ~]# vi /etc/resolv.conf
search localdomain
nameserver 8.8.8.8
nameserver 114.114.114.114
关闭防火墙
systemctl stop firewalld # 临时关闭防火墙
systemctl disable firewalld # 禁止开机启动
重启网卡
service network restart
