1、直接修改 /etc/sysconfig/network-scripts/ifcfg-eth0
删掉UUID HWADDR配置静态地址
2、修改配置文件vi /etc/udev/rules.d/70-persistent-net.rules
3、（重启后生效）验证
注：
*****查看主机名hostname****修改主机名(重启后无效)hostname hadoop
*****修改主机名(重启后永久生效)vi /ect/sysconfig/network
****修改IP(重启后无效)
ifconfig eth0 192.168.12.22
****修改IP(重启后永久生效)vi /etc/sysconfig/network-scripts/ifcfg-eth0
转载于:https://www.cnblogs.com/hgc-bky/p/8708998.html
