安装ifconfig配置ip 安装ifconfig yum install net-tools 配置ip vim /etc/sysconfig/network-scripts/ifcfg-ens33 OTPROTO=none NAME=enp0s3 DEVICE=enp0s3 ONBOOT=yes IPADDR=192.168.0.91 NETMASK=255.255.255.0 GATEWAY=192.168.0.1 DNS1=192.168.0.1