yum出现Could not retrieve mirrorlist解决方法

Loaded plugins: fastestmirror, security
Loading mirror speeds from cached hostfile
Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=6&arch=i386&repo=os error was
14: PYCURL ERROR 6 – “Couldn’t resolve host ‘mirrorlist.centos.org'”
Error: Cannot find a valid baseurl for repo: base

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在centos中使用yum安装软件时可能出现Could not retrieve mirrorlist，这种情况一般是网络出现问题。

方法/步骤

1. 如果配置的DHCP动态网络，则在/etc/resolv.conf文件中添加nameserver 8.8.8.8