1.查看ip地址
ip addr

 

 

2.修改密码

passwd

 

 3.centos7安装setup

centos7安装setup网络配置

yum install setuptool
yum -y install ntsysv
yum -y install iptables
yum -y install system-config-securitylevel-tui
yum -y install system-config-network-tui
nmtui