ubuntu 11.10 更新源source.list

目前，很多高校和公司都做了镜像供Ubuntu爱好者或研究人员使用，如网易和电子科大都有自己的镜像服务，网址分别为：电子科大（http://ubuntu.uestc.edu.cn/），网易（http://ubuntu.cn99.com/.help/ubuntu.html）

1）首先备份一下源列表，sudo cp /etc/apt/sources.list /etc/apt/sources.list.backup 

2）修改更新源，sudo vi /etc/apt/sources.list 添加源：

#电子科技大学 （教育网）
deb http://ubuntu.uestc.edu.cn/ubuntu/ oneiric main restricted universe multiverse 
deb http://ubuntu.uestc.edu.cn/ubuntu/ oneiric-backports main restricted universe multiverse 
deb http://ubuntu.uestc.edu.cn/ubuntu/ oneiric-proposed main restricted universe multiverse 
deb http://ubuntu.uestc.edu.cn/ubuntu/ oneiric-security main restricted universe multiverse 
deb http://ubuntu.uestc.edu.cn/ubuntu/ oneiric-updates main restricted universe multiverse 
deb-src http://ubuntu.uestc.edu.cn/ubuntu/ oneiric main restricted universe multiverse 
deb-src http://ubuntu.uestc.edu.cn/ubuntu/ oneiric-backports main restricted universe multiverse 
deb-src http://ubuntu.uestc.edu.cn/ubuntu/ oneiric-proposed main restricted universe multiverse 
deb-src http://ubuntu.uestc.edu.cn/ubuntu/ oneiric-security main restricted universe multiverse 
deb-src http://ubuntu.uestc.edu.cn/ubuntu/ oneiric-updates main restricted universe multiverse

#中国科技大学 
deb http://mirrors.ustc.edu.cn/ubuntu/ oneiric main restricted universe multiverse 
deb http://mirrors.ustc.edu.cn/ubuntu/ oneiric-backports restricted universe multiverse 
deb http://mirrors.ustc.edu.cn/ubuntu/ oneiric-proposed main restricted universe multiverse 
deb http://mirrors.ustc.edu.cn/ubuntu/ oneiric-security main restricted universe multiverse 
deb http://mirrors.ustc.edu.cn/ubuntu/ oneiric-updates main restricted universe multiverse 
deb-src http://mirrors.ustc.edu.cn/ubuntu/ oneiric main restricted universe multiverse 
deb-src http://mirrors.ustc.edu.cn/ubuntu/ oneiric-backports main restricted universe multiverse 
deb-src http://mirrors.ustc.edu.cn/ubuntu/ oneiric-proposed main restricted universe multiverse 
deb-src http://mirrors.ustc.edu.cn/ubuntu/ oneiric-security main restricted universe multiverse 
deb-src http://mirrors.ustc.edu.cn/ubuntu/ oneiric-updates main restricted universe multiverse

#网易 Ubuntu 11.10 源（速度很快） 

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

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

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

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

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

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

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

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

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

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

#这里你也可以直接使用更快速的ubuntu.cn99.com的源（推荐）:
deb http://ubuntu.cn99.com/ubuntu/ oneiric main restricted universe multiverse
deb http://ubuntu.cn99.com/ubuntu/ oneiric-updates main restricted universe multiverse
deb http://ubuntu.cn99.com/ubuntu/ oneiric-security main restricted universe multiverse
deb http://ubuntu.cn99.com/ubuntu/ oneiric-backports main restricted universe multiverse
deb http://ubuntu.cn99.com/ubuntu-cn/ oneiric main restricted universe multiverse

3) 通知ubuntu启用新的更新源   sudo apt-get update