lnmp安装失败

livebasic

请问安装的时候一直失败，求帮忙看看是什么问题

系统版本：
CentOS release 6.5 (Final)
64位

licess

Downloading Packages:
http://mirrors.aliyun.com/centos ... -16.el6.x86_64.rpm: [Errno 14] PYCURL ERROR 6 - "Couldn't resolve host 'mirrors.aliyun.com'"
Trying other mirror.
http://mirrors.pubyun.com/centos ... -16.el6.x86_64.rpm: [Errno 14] PYCURL ERROR 6 - "Couldn't resolve host 'mirrors.pubyun.com'"
Trying other mirror.
http://mirrors.163.com/centos/6. ... -16.el6.x86_64.rpm: [Errno 14] PYCURL ERROR 6 - "Couldn't resolve host 'mirrors.163.com'"
Trying other mirror.
http://mirrors.opencas.cn/centos ... -16.el6.x86_64.rpm: [Errno 14] PYCURL ERROR 6 - "Couldn't resolve host 'mirrors.opencas.cn'"
Trying other mirror.
http://mirror.bit.edu.cn/centos/ ... -16.el6.x86_64.rpm: [Errno 14] PYCURL ERROR 6 - "Couldn't resolve host 'mirror.bit.edu.cn'"
Trying other mirror.
http://mirror.neu.edu.cn/centos/ ... -16.el6.x86_64.rpm: [Errno 14] PYCURL ERROR 6 - "Couldn't resolve host 'mirror.neu.edu.cn'"

https://bbs.vpser.net/thread-3246-1-5.html