阿里云买的新的ESC,名字都是一串字符,不利于平时使用。我们可以重命名主机来标记。
centos6
[[email protected] ~]$ hostname # 查看当前的hostnmae
centos6.magedu.com
[[email protected] ~]$ vim /etc/sysconfig/network # 编辑network文件修改hostname行(重启生效)
[[email protected] ~]$ cat /etc/sysconfig/network # 检查修改
NETWORKING=yes
HOSTNAME=centos66.magedu.com
[[email protected] ~]$ hostname centos66.magedu.com # 设置当前的hostname(立即生效)
[[email protected] ~]$ vim /etc/hosts # 编辑hosts文件,给127.0.0.1添加hostname
[[email protected] ~]$ cat /etc/hosts # 检查
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 centos66.magedu.com
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
centos7
[[email protected] ~]$ hostnamectl set-hostname centos77.magedu.com # 使用这个命令会立即生效且重启也生效
[[email protected] ~]$ hostname # 查看下
centos77.magedu.com
[[email protected] ~]$ vim /etc/hosts # 编辑下hosts文件, 给127.0.0.1添加hostname
[[email protected] ~]$ cat /etc/hosts # 检查
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 centos77.magedu.com
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
原文地址:https://www.cnblogs.com/woshimrf/p/centos-rename.html
时间: 2024-11-08 11:53:10