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                    centos修改主機名的正確方法

                    1 centos6下修改hostname

                    復制代碼

                    [root@centos6 ~]$ hostname                                              # 查看當前的hostnmaecentos6.magedu.com
                    [root@centos6 ~]$ vim /etc/sysconfig/network                            # 編輯network文件修改hostname行(重啟生效)
                    [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(立即生效)
                    [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

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                    2 centos7修改hostname

                    復制代碼

                    [root@centos7 ~]$ hostnamectl set-hostname centos77.magedu.com             # 使用這個命令會立即生效且重啟也生效
                    [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


                    發布時間:2020/6/21 16:17:34

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