shtml
https://www.cnblogs.com/zhaojiedi1992/p/zhaojiedi_linux_043_hostname.htmllinux
[root@centos6 ~]$ hostname # 查看當前的hostnmae centos6.magedu.com [root@centos6 ~]$ vim /etc/sysconfig/network # 編輯network文件修改hostname行(重啓生效) [root@centos6 ~]$ cat /etc/sysconfig/network # 檢查修改 NETWORKING=yes HOSTNAME=centos66.magedu.com [root@centos6 ~]$ hostname centos66.magedu.com # 設置當前的hostname(當即生效) [root@centos6 ~]$ vim /etc/hosts # 編輯hosts文件,給127.0.0.1添加hostname [root@centos6 ~]$ cat /etc/hosts # 檢查 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 centos66.magedu.com ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
[root@centos7 ~]$ hostnamectl set-hostname centos77.magedu.com # 使用這個命令會當即生效且重啓也生效 [root@centos7 ~]$ hostname # 查看下 centos77.magedu.com [root@centos7 ~]$ vim /etc/hosts # 編輯下hosts文件, 給127.0.0.1添加hostname [root@centos7 ~]$ cat /etc/hosts # 檢查 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 centos77.magedu.com ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
endvim