[原]linux安裝軟體時提示找不到鏡像的問題：Couldn't resolve host 'mirrorlist.centos.org'

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問題：
[[email protected] ~]# yum -y install gcc-*
Loaded plugins: fastestmirror, presto
Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=6&arch=x86_64&repo=os error was
14: PYCURL ERROR 6 - "Couldn‘t resolve host ‘mirrorlist.centos.org‘"
Error: Cannot retrieve repository metadata (repomd.xml) for repository: base. Please verify its path and try again

原因：
 dns伺服器沒有配置正確

解決辦法：
1、開啟檔案/etc/resolv.conf在其中添加：
 nameserver 8.8.8.8
 nameserver 8.8.4.4
 search localdomain

2、然後重啟網卡：使用命令: service network restart

[原]linux安裝軟體時提示找不到鏡像的問題：Couldn't resolve host 'mirrorlist.centos.org'