Recently, small partners represent the ifconfig and ip addr command after installing CentOS virtual machines are unable to locate ip address where the author provides a simple and effective way;
1. Switch log in as root
su root
2. Go find relevant configuration file folder, find the file ifcfg-eth0
cd /etc/sysconfig/network-scripts
3. Modify the file, ONBOOT = no change ONBOOT = yes
we ifcfg-eth0
4. Save and exit
:wq
5. Query ip
ifconfig
problem solved;