客户端配置代理服务实现yum上外网

vi  /etc/profile 

http_proxy=http://172.20.188.193:3128/
https_proxy=https://172.20.188.193:3128/
export http_proxy
export https_proxy

然后刷新一下 sorce  /etc/profile

/etc/yum.conf

配置

http_proxy=http://172.20.188.193:3128/
https_proxy=https://172.20.188.193:3128/

原文：https://www.cnblogs.com/zhangzhiqin/p/11965151.html