rm /etc/udev/rules.d/70-persistent-net.rules
vi /etc/sysconfig/network-scripts/ifcfg-eth0
1. vi /etc/sysconfig/network
HOSTNAME=hostname
2.vi /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
转载于:https://blog.51cto.com/fshuanglan/1296208