Linux 163 mirror source Installation Wizard

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This link: https://blog.csdn.net/qq_41596915/article/details/99618399

Mirror source is the resource as a mirror, you can use the Internet to download software

1, download repo file, Netease mirror source address: http://mirrors.163.com

wget http://mirrors.163.com/.help/CentOS7-Base-163.repo

2, the backup file

mv CentOS-Base.repo CentOS-Base.repo.backup

3, replace system files

mv CentOS7-Base-163.repo CentOS-Base.repo

4, yum update command source
yum Clean All
yum makecache
yum Update

Refer to the official document: http://mirrors.163.com/.help/centos.html