Centos7虚拟机克隆复制后的网络IP&MAC地址&主机名的修改

点击生成新的MAC地址：

00:50:56:3B:BE:14

UUID随机生成：

cat /proc/sys/kernel/random/uuid
1cb1dd06-b673-4b54-b572-5ea3808b07ae

修改网卡IP和UUID,新的IP规划的是192.168.16.111

vi /etc/sysconfig/network-scripts/ifcfg-ens33

TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=none
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
NAME=ens33
UUID=1cb1dd06-b673-4b54-b572-5ea3808b07ae
DEVICE=ens33
ONBOOT=yes
IPADDR=192.168.16.111
PREFIX=24
IPV6_PRIVACY=no

vi  /etc/udev/rules.d/70-persistent-net.rules
SUBSYSTEM=="net",ACTION=="add",DRIVERS=="?*",ATTR{address}=="00:50:56:3B:BE:14",ATTR{type}=="1" ,KERNEL=="ens*",NAME="ens33" 

systemctl restart network #重启网卡

修改主机名

vi /etc/hosts 
127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4
::1         localhost localhost.localdomain localhost6 localhost6.localdomain6
192.168.16.111 oracle11g

vi /etc/sysconfig/network
# Created by anaconda
NETWORKING=YES
HOSTNAME=oracle11g

vi /etc/hostname
oracle11g