2020-10-19

Centos7（实验笔记） Yum本地源 1．挂载Linux安装光盘到目录/mnt/cdrom [[email protected] ~]# mkdir /mnt/cdrom [[email protected] ~]# mount /dev/cdrom /mnt/cdrom mount: /dev/sr0 is write-protected, mounting read-only 2．创建软件

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