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  • Linux修改主机名

    centos6下修改hostname

    [root@centos6 ~]$ hostname                                              # 查看当前的hostnmae
    centos6.magedu.com
    [root@centos6 ~]$ vim /etc/sysconfig/network                            # 编辑network文件修改hostname行(重启生效)
    [root@centos6 ~]$ cat /etc/sysconfig/network                            # 检查修改
    NETWORKING=yes
    HOSTNAME=centos66.magedu.com
    [root@centos6 ~]$ hostname centos66.magedu.com                          # 设置当前的hostname(立即生效)
    [root@centos6 ~]$ vim /etc/hosts                                        # 编辑hosts文件,给127.0.0.1添加hostname
    [root@centos6 ~]$ 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修改hostname

    [root@centos7 ~]$ hostnamectl set-hostname centos77.magedu.com             # 使用这个命令会立即生效且重启也生效
    [root@centos7 ~]$ hostname                                                 # 查看下
    centos77.magedu.com
    [root@centos7 ~]$ vim /etc/hosts                                           # 编辑下hosts文件, 给127.0.0.1添加hostname
    [root@centos7 ~]$ 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
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  • 原文地址:https://www.cnblogs.com/vzhangxk/p/15071605.html
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