Ubuntu12.04的源在 /etc/apt/sources.list 　中，

进入 /etc/apt/

先进行备份

然后用根用户权限打开sources.list。

sudo gedit /etc/apt/sources.list

将下面代码贴进去

#台湾源   





deb http://tw.archive.ubuntu.com/ubuntu/ natty main universe restricted multiverse 

deb-src http://tw.archive.ubuntu.com/ubuntu/ natty main universe restricted multiverse 

deb http://tw.archive.ubuntu.com/ubuntu/ natty-security universe main multiverse restricted 

deb-src http://tw.archive.ubuntu.com/ubuntu/ natty-security universe main multiverse restricted 

deb http://tw.archive.ubuntu.com/ubuntu/ natty-updates universe main multiverse restricted 

deb-src http://tw.archive.ubuntu.com/ubuntu/ natty-updates universe main multiverse restricted





#网易 Ubuntu 11.04 源（速度很快）





deb http://mirrors.163.com/ubuntu/ natty main universe restricted multiverse 

deb-src http://mirrors.163.com/ubuntu/ natty main universe restricted multiverse 

deb http://mirrors.163.com/ubuntu/ natty-security universe main multiverse restricted 

deb-src http://mirrors.163.com/ubuntu/ natty-security universe main multiverse restricted 

deb http://mirrors.163.com/ubuntu/ natty-updates universe main multiverse restricted 

deb http://mirrors.163.com/ubuntu/ natty-proposed universe main multiverse restricted 

deb-src http://mirrors.163.com/ubuntu/ natty-proposed universe main multiverse restricted 

deb http://mirrors.163.com/ubuntu/ natty-backports universe main multiverse restricted 

deb-src http://mirrors.163.com/ubuntu/ natty-backports universe main multiverse restricted 

deb-src http://mirrors.163.com/ubuntu/ natty-updates universe main multiverse restricted





 #骨头源，骨头源是bones7456架设的一个Ubuntu源 ，提供ubuntu,deepin 





deb http://ubuntu.srt.cn/ubuntu/ natty main universe restricted multiverse 

deb-src http://ubuntu.srt.cn/ubuntu/ natty main universe restricted multiverse 

deb http://ubuntu.srt.cn/ubuntu/ natty-security universe main multiverse restricted 

deb-src http://ubuntu.srt.cn/ubuntu/ natty-security universe main multiverse restricted 

deb http://ubuntu.srt.cn/ubuntu/ natty-updates universe main multiverse restricted 

deb http://ubuntu.srt.cn/ubuntu/ natty-proposed universe main multiverse restricted 

deb-src http://ubuntu.srt.cn/ubuntu/ natty-proposed universe main multiverse restricted 

deb http://ubuntu.srt.cn/ubuntu/ natty-backports universe main multiverse restricted 

deb-src http://ubuntu.srt.cn/ubuntu/ natty-backports universe main multiverse restricted 

deb-src http://ubuntu.srt.cn/ubuntu/ natty-updates universe main multiverse restricted





 





#大家可以自己根据自己的版本设置一下，不一定局限于ubuntu 11.04，下面列出一些校内更新源。





 





#电子科技大学





deb http://ubuntu.uestc.edu.cn/ubuntu/ natty main restricted universe multiverse

deb http://ubuntu.uestc.edu.cn/ubuntu/ natty-backports main restricted universe multiverse

deb http://ubuntu.uestc.edu.cn/ubuntu/ natty-proposed main restricted universe multiverse

deb http://ubuntu.uestc.edu.cn/ubuntu/ natty-security main restricted universe multiverse

deb http://ubuntu.uestc.edu.cn/ubuntu/ natty-updates main restricted universe multiverse

deb-src http://ubuntu.uestc.edu.cn/ubuntu/ natty main restricted universe multiverse

deb-src http://ubuntu.uestc.edu.cn/ubuntu/ natty-backports main restricted universe multiverse

deb-src http://ubuntu.uestc.edu.cn/ubuntu/ natty-proposed main restricted universe multiverse

deb-src http://ubuntu.uestc.edu.cn/ubuntu/ natty-security main restricted universe multiverse

deb-src http://ubuntu.uestc.edu.cn/ubuntu/ natty-updates main restricted universe multiverse





#中国科技大学





deb http://debian.ustc.edu.cn/ubuntu/ natty main restricted universe multiverse

deb http://debian.ustc.edu.cn/ubuntu/ natty-backports restricted universe multiverse

deb http://debian.ustc.edu.cn/ubuntu/ natty-proposed main restricted universe multiverse

deb http://debian.ustc.edu.cn/ubuntu/ natty-security main restricted universe multiverse

deb http://debian.ustc.edu.cn/ubuntu/ natty-updates main restricted universe multiverse

deb-src http://debian.ustc.edu.cn/ubuntu/ natty main restricted universe multiverse

deb-src http://debian.ustc.edu.cn/ubuntu/ natty-backports main restricted universe multiverse

deb-src http://debian.ustc.edu.cn/ubuntu/ natty-proposed main restricted universe multiverse

deb-src http://debian.ustc.edu.cn/ubuntu/ natty-security main restricted universe multiverse

deb-src http://debian.ustc.edu.cn/ubuntu/ natty-updates main restricted universe multiverse





#北京理工大学





deb http://mirror.bjtu.edu.cn/ubuntu/ natty main multiverse restricted universe

deb http://mirror.bjtu.edu.cn/ubuntu/ natty-backports main multiverse restricted universe

deb http://mirror.bjtu.edu.cn/ubuntu/ natty-proposed main multiverse restricted universe

deb http://mirror.bjtu.edu.cn/ubuntu/ natty-security main multiverse restricted universe

deb http://mirror.bjtu.edu.cn/ubuntu/ natty-updates main multiverse restricted universe

deb-src http://mirror.bjtu.edu.cn/ubuntu/ natty main multiverse restricted universe

deb-src http://mirror.bjtu.edu.cn/ubuntu/ natty-backports main multiverse restricted universe

deb-src http://mirror.bjtu.edu.cn/ubuntu/ natty-proposed main multiverse restricted universe

deb-src http://mirror.bjtu.edu.cn/ubuntu/ natty-security main multiverse restricted universe

deb-src http://mirror.bjtu.edu.cn/ubuntu/ natty-updates main multiverse restricted universe





#兰州大学





deb ftp://mirror.lzu.edu.cn/ubuntu/ natty main multiverse restricted universe

deb ftp://mirror.lzu.edu.cn/ubuntu/ natty-backports main multiverse restricted universe

deb ftp://mirror.lzu.edu.cn/ubuntu/ natty-proposed main multiverse restricted universe

deb ftp://mirror.lzu.edu.cn/ubuntu/ natty-security main multiverse restricted universe

deb ftp://mirror.lzu.edu.cn/ubuntu/ natty-updates main multiverse restricted universe

deb ftp://mirror.lzu.edu.cn/ubuntu-cn/ natty main multiverse restricted universe





#上海交通大学





deb http://ftp.sjtu.edu.cn/ubuntu/ natty main multiverse restricted universe

deb http://ftp.sjtu.edu.cn/ubuntu/ natty-backports main multiverse restricted universe

deb http://ftp.sjtu.edu.cn/ubuntu/ natty-proposed main multiverse restricted universe

deb http://ftp.sjtu.edu.cn/ubuntu/ natty-security main multiverse restricted universe

deb http://ftp.sjtu.edu.cn/ubuntu/ natty-updates main multiverse restricted universe

deb http://ftp.sjtu.edu.cn/ubuntu-cn/ natty main multiverse restricted universe

deb-src http://ftp.sjtu.edu.cn/ubuntu/ natty main multiverse restricted universe

deb-src http://ftp.sjtu.edu.cn/ubuntu/ natty-backports main multiverse restricted universe

deb-src http://ftp.sjtu.edu.cn/ubuntu/ natty-proposed main multiverse restricted universe

deb-src http://ftp.sjtu.edu.cn/ubuntu/ natty-security main multiverse restricted universe

deb-src http://ftp.sjtu.edu.cn/ubuntu/ natty-updates main multiverse restricted universe

最后apt-get update即可

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