ubuntu教育网更新源

在终端执行以下命令（第一条是备份现有服务器列表，第二条是使用Gedit编辑，您也可以使用自己喜爱的编辑器编辑。）
sudo cp /etc/apt/sources.list /etc/apt/sources.list_backup
sudo gedit /etc/apt/sources.list
从以下各服务器列表内容中选择一段替换文件中的所有内容（请根据自己网络环境设置更新服务器，以达到最快的速度。）

#传说中的中国科技大学 5M/s
deb http://debian.ustc.edu.cn/ubuntu/ feisty main restricted universe multiverse
deb http://debian.ustc.edu.cn/ubuntu/ feisty-backports restricted universe multiverse
deb http://debian.ustc.edu.cn/ubuntu/ feisty-proposed main restricted universe multiverse
deb http://debian.ustc.edu.cn/ubuntu/ feisty-security main restricted universe multiverse
deb http://debian.ustc.edu.cn/ubuntu/ feisty-updates main restricted universe multiverse
deb-src http://debian.ustc.edu.cn/ubuntu/ feisty main restricted universe multiverse
deb-src http://debian.ustc.edu.cn/ubuntu/ feisty-backports main restricted universe multiverse
deb-src http://debian.ustc.edu.cn/ubuntu/ feisty-proposed main restricted universe multiverse
deb-src http://debian.ustc.edu.cn/ubuntu/ feisty-security main restricted universe multiverse
deb-src http://debian.ustc.edu.cn/ubuntu/ feisty-updates main restricted universe multiverse



#传说中的北京交大 速度 2M/s
deb http://mirror.bjtu.edu.cn/ubuntu/ feisty main restricted universe multiverse
deb http://mirror.bjtu.edu.cn/ubuntu/ feisty-updates main restricted universe multiverse
deb http://mirror.bjtu.edu.cn/ubuntu/ feisty-security main restricted universe multiverse
deb http://mirror.bjtu.edu.cn/ubuntu/ feisty-backports main restricted universe multiverse


#传说中的上海交通大学，听说现在硬盘挂了，500k/s 曾经最热门的源之一
deb http://ftp.sjtu.edu.cn/ubuntu/ feisty main multiverse restricted universe
deb http://ftp.sjtu.edu.cn/ubuntu/ feisty-backports main multiverse restricted universe
deb http://ftp.sjtu.edu.cn/ubuntu/ feisty-proposed main multiverse restricted universe
deb http://ftp.sjtu.edu.cn/ubuntu/ feisty-security main multiverse restricted universe
deb http://ftp.sjtu.edu.cn/ubuntu/ feisty-updates main multiverse restricted universe
deb http://ftp.sjtu.edu.cn/ubuntu-cn/ feisty main multiverse restricted universe
deb-src http://ftp.sjtu.edu.cn/ubuntu/ feisty main multiverse restricted universe
deb-src http://ftp.sjtu.edu.cn/ubuntu/ feisty-backports main multiverse restricted universe
deb-src http://ftp.sjtu.edu.cn/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src http://ftp.sjtu.edu.cn/ubuntu/ feisty-security main multiverse restricted universe
deb-src http://ftp.sjtu.edu.cn/ubuntu/ feisty-updates main multiverse restricted universe


#真正可以上的清华大学ubuntu源 300k/s
deb ftp://ftp3.tsinghua.edu.cn/mirror/ubuntu/ubuntu/ feisty main restricted universe multiverse
deb ftp://ftp3.tsinghua.edu.cn/mirror/ubuntu/ubuntu/ feisty-security main restricted universe multiverse
deb ftp://ftp3.tsinghua.edu.cn/mirror/ubuntu/ubuntu/ feisty-updates main restricted universe multiverse


#这个清华源现在我也可以用 了
deb http://mirror9.net9.org/ubuntu/ feisty main multiverse restricted universe
deb http://mirror9.net9.org/ubuntu/ feisty-backports main multiverse restricted universe
deb http://mirror9.net9.org/ubuntu/ feisty-proposed main multiverse restricted universe
deb http://mirror9.net9.org/ubuntu/ feisty-security main multiverse restricted universe
deb http://mirror9.net9.org/ubuntu/ feisty-updates main multiverse restricted universe
deb-src http://mirror9.net9.org/ubuntu/ feisty main multiverse restricted universe
deb-src http://mirror9.net9.org/ubuntu/ feisty-backports main multiverse restricted universe
deb-src http://mirror9.net9.org/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src http://mirror9.net9.org/ubuntu/ feisty-security main multiverse restricted universe
deb-src http://mirror9.net9.org/ubuntu/ feisty-updates main multiverse restricted universe
deb http://mirror9.net9.org/ubuntu-cn/ feisty main multiverse restricted universe





#传说中的兰州大学 260k/s
deb ftp://mirror.lzu.edu.cn/ubuntu/ feisty main multiverse restricted universe
deb ftp://mirror.lzu.edu.cn/ubuntu/ feisty-backports main multiverse restricted universe
deb ftp://mirror.lzu.edu.cn/ubuntu/ feisty-proposed main multiverse restricted universe
deb ftp://mirror.lzu.edu.cn/ubuntu/ feisty-security main multiverse restricted universe
deb ftp://mirror.lzu.edu.cn/ubuntu/ feisty-updates main multiverse restricted universe
deb ftp://mirror.lzu.edu.cn/ubuntu-cn/ feisty main multiverse restricted universe

#传说中的台湾大学 中国电信adsl 150k/s
deb http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty main restricted universe multiverse
deb-src http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty main restricted universe multiverse
deb http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-updates main restricted universe multiverse
deb-src http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-updates main restricted universe multiverse
deb http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-backports main restricted universe multiverse
deb-src http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-backports main restricted universe multiverse
deb http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-security main restricted universe multiverse
deb-src http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-security main restricted universe multiverse



以下为 ubuntu edgy 6.10


#传说中的中国科技大学 速度： 5M/s
deb ftp://debian.ustc.edu.cn/ubuntu edgy main restricted universe multiverse
deb ftp://debian.ustc.edu.cn/ubuntu edgy-security main restricted universe multiverse
deb ftp://debian.ustc.edu.cn/ubuntu edgy-updates main restricted universe multiverse
deb ftp://debian.ustc.edu.cn/ubuntu edgy-backports main restricted universe multiverse
deb ftp://debian.ustc.edu.cn/ubuntu edgy-proposed main restricted universe multiverse




#传说中的北京交大 速度 2M/s
deb http://mirror.bjtu.edu.cn/ubuntu/ edgy main restricted universe multiverse
deb http://mirror.bjtu.edu.cn/ubuntu/ edgy-updates main restricted universe multiverse
deb http://mirror.bjtu.edu.cn/ubuntu/ edgy-security main restricted universe multiverse
deb http://mirror.bjtu.edu.cn/ubuntu/ edgy-backports main restricted universe multiverse



#这个清华源我从来没用成过，楼下有朋友帖上来了，可能对别人也有用，网上流传甚广
deb http://mirror9.net9.org/ubuntu/ edgy main multiverse restricted universe
deb http://mirror9.net9.org/ubuntu/ edgy-backports main multiverse restricted universe
deb http://mirror9.net9.org/ubuntu/ edgy-proposed main multiverse restricted universe
deb http://mirror9.net9.org/ubuntu/ edgy-security main multiverse restricted universe
deb http://mirror9.net9.org/ubuntu/ edgy-updates main multiverse restricted universe
deb-src http://mirror9.net9.org/ubuntu/ edgy main multiverse restricted universe
deb-src http://mirror9.net9.org/ubuntu/ edgy-backports main multiverse restricted universe
deb-src http://mirror9.net9.org/ubuntu/ edgy-proposed main multiverse restricted universe
deb-src http://mirror9.net9.org/ubuntu/ edgy-security main multiverse restricted universe
deb-src http://mirror9.net9.org/ubuntu/ edgy-updates main multiverse restricted universe
deb http://mirror9.net9.org/ubuntu-cn/ edgy main multiverse restricted universe



#真正可以上的清华大学ubuntu源
deb ftp://ftp3.tsinghua.edu.cn/mirror/ubuntu/ubuntu/ edgy main restricted universe multiverse
deb ftp://ftp3.tsinghua.edu.cn/mirror/ubuntu/ubuntu/ edgy-security main restricted universe multiverse
deb ftp://ftp3.tsinghua.edu.cn/mirror/ubuntu/ubuntu/ edgy-updates main restricted universe multiverse


#传说中的上海交通大学，听说现在硬盘挂了，曾经最热门的源之一
deb http://ftp.sjtu.edu.cn/ubuntu/ edgy main multiverse restricted universe
deb http://ftp.sjtu.edu.cn/ubuntu/ edgy-backports main multiverse restricted universe
deb http://ftp.sjtu.edu.cn/ubuntu/ edgy-proposed main multiverse restricted universe
deb http://ftp.sjtu.edu.cn/ubuntu/ edgy-security main multiverse restricted universe
deb http://ftp.sjtu.edu.cn/ubuntu/ edgy-updates main multiverse restricted universe
deb-src http://ftp.sjtu.edu.cn/ubuntu/ edgy main multiverse restricted universe
deb-src http://ftp.sjtu.edu.cn/ubuntu/ edgy-backports main multiverse restricted universe
deb-src http://ftp.sjtu.edu.cn/ubuntu/ edgy-proposed main multiverse restricted universe
deb-src http://ftp.sjtu.edu.cn/ubuntu/ edgy-security main multiverse restricted universe
deb-src http://ftp.sjtu.edu.cn/ubuntu/ edgy-updates main multiverse restricted universe
deb http://ftp.sjtu.edu.cn/ubuntu-cn/ edgy main multiverse restricted universe



##传说中的兰州大学
deb ftp://mirror.lzu.edu.cn/ubuntu/ edgy main multiverse restricted universe
deb ftp://mirror.lzu.edu.cn/ubuntu/ edgy-backports main multiverse restricted universe
deb ftp://mirror.lzu.edu.cn/ubuntu/ edgy-proposed main multiverse restricted universe
deb ftp://mirror.lzu.edu.cn/ubuntu/ edgy-security main multiverse restricted universe
deb ftp://mirror.lzu.edu.cn/ubuntu/ edgy-updates main multiverse restricted universe
deb ftp://mirror.lzu.edu.cn/ubuntu-cn/ edgy main multiverse restricted universe

原文章地址：http://blog.csdn.net/paranoid_luo/archive/2007/12/09/1926161.aspx
#传说中的台湾大学 中国电信adsl 150k/s
deb http://ubuntu.csie.ntu.edu.tw/ubuntu/ edgy main restricted universe multiverse
deb-src http://ubuntu.csie.ntu.edu.tw/ubuntu/ edgy main restricted universe multiverse
deb http://ubuntu.csie.ntu.edu.tw/ubuntu/ edgy-updates main restricted universe multiverse
deb-src http://ubuntu.csie.ntu.edu.tw/ubuntu/ edgy-updates main restricted universe multiverse
deb http://ubuntu.csie.ntu.edu.tw/ubuntu/ edgy-backports main restricted universe multiverse
deb-src http://ubuntu.csie.ntu.edu.tw/ubuntu/ edgy-backports main restricted universe multiverse
deb http://ubuntu.csie.ntu.edu.tw/ubuntu/ edgy-security main restricted universe multiverse
deb-src http://ubuntu.csie.ntu.edu.tw/ubuntu/ edgy-security main restricted universe multiverse

到 以下网址可以自定义产生若干源：http://www.ubuntulinux.nl/source-o-matic 以下网址有极其全面的源，以供补充：http://italy.copybase.ch/blog/lista-repository- sourceslist-ottimizzata-per-ubuntu-kubuntu-linux/

保存编辑好的文件，执行以下命令更新。
sudo apt-get update
sudo apt-get dist-upgrade

引用

chenjihua补充：
如果用的是电信的网，可以使用
http://ubuntu.cn99.com/ubuntu 下的源，用浏览器打开这个地址，可以看到dist文件夹，里面有很多子文件夹，根据你的ubuntu的版本设置吧。