Ubuntu 12.10也正式发布了， 安装好后第一件事就是更换源，，Ubuntu网易的更新源速度很不错。
Ubuntu 12.10正式版发布下载
废话少说， 上源：
首先，备份一下Ubuntu 12.10 原来的源地址列表文件
sudo cp /etc/apt/sources.list /etc/apt/sources.list.old
然后进行修改sudo gedit /etc/apt/sources.list
可以在里面添加资源地址，我是直接覆盖掉原来的。
下面是网上找到的一些较好的源，有大型网站的，也有教育网的，可以根据自己的情况添加两三个即可。
#网易的源（163源，无论是不是教育网，速度都很快）deb quantal main universe restricted multiversedeb-src quantal main universe restricted multiversedeb quantal-security universe main multiverse restricteddeb-src quantal-security universe main multiverse restricteddeb quantal-updates universe main multiverse restricteddeb quantal-proposed universe main multiverse restricteddeb-src quantal-proposed universe main multiverse restricteddeb quantal-backports universe main multiverse restricteddeb-src quantal-backports universe main multiverse restricteddeb-src quantal-updates universe main multiverse restricted
#搜狐的源（sohu 源今天还没有更新，不过应该快了）deb quantal main restricteddeb-src quantal main restricteddeb quantal-updates main restricteddeb-src quantal-updates main restricteddeb quantal universedeb-src quantal universedeb quantal-updates universedeb-src quantal-updates universedeb quantal multiversedeb-src quantal multiversedeb quantal-updates multiversedeb-src quantal-updates multiversedeb quantal-backports main restricted universe multiversedeb-src quantal-backports main restricted universe multiversedeb quantal-security main restricteddeb-src quantal-security main restricteddeb quantal-security universedeb-src quantal-security universedeb quantal-security multiversedeb-src quantal-security multiversedeb quantal maindeb-src quantal main
#台湾源（台湾的ubuntu 更新源还是很给力的）deb quantal main universe restricted multiversedeb-src quantal main universe restricted multiversedeb quantal-security universe main multiverse restricteddeb-src quantal-security universe main multiverse restricteddeb quantal-updates universe main multiverse restricteddeb-src quantal-updates universe main multiverse restricted
#骨头源，骨头源是bones7456架设的一个Ubuntu源 ，提供ubuntu,deepindeb quantal main universe restricted multiversedeb-src quantal main universe restricted multiversedeb quantal-security universe main multiverse restricteddeb-src quantal-security universe main multiverse restricteddeb quantal-updates universe main multiverse restricteddeb quantal-proposed universe main multiverse restricteddeb-src quantal-proposed universe main multiverse restricteddeb quantal-backports universe main multiverse restricteddeb-src quantal-backports universe main multiverse restricteddeb-src quantal-updates universe main multiverse restricted
#ubuntu.cn99.com源（推荐）:deb quantal main restricted universe multiversedeb quantal-updates main restricted universe multiversedeb quantal-security main restricted universe multiversedeb quantal-backports main restricted universe multiversedeb quantal main restricted universe multiverse
#教育网源#电子科技大学deb quantal main restricted universe multiversedeb quantal-backports main restricted universe multiversedeb quantal-proposed main restricted universe multiversedeb quantal-security main restricted universe multiversedeb quantal-updates main restricted universe multiversedeb-src quantal main restricted universe multiversedeb-src quantal-backports main restricted universe multiversedeb-src quantal-proposed main restricted universe multiversedeb-src quantal-security main restricted universe multiversedeb-src quantal-updates main restricted universe multiverse
#中国科技大学deb quantal main restricted universe multiversedeb quantal-backports restricted universe multiversedeb quantal-proposed main restricted universe multiversedeb quantal-security main restricted universe multiversedeb quantal-updates main restricted universe multiversedeb-src quantal main restricted universe multiversedeb-src quantal-backports main restricted universe multiversedeb-src quantal-proposed main restricted universe multiversedeb-src quantal-security main restricted universe multiversedeb-src quantal-updates main restricted universe multiverse#北京理工大学deb quantal main multiverse restricted universedeb quantal-backports main multiverse restricted universedeb quantal-proposed main multiverse restricted universedeb quantal-security main multiverse restricted universedeb quantal-updates main multiverse restricted universedeb-src quantal main multiverse restricted universedeb-src quantal-backports main multiverse restricted universedeb-src quantal-proposed main multiverse restricted universedeb-src quantal-security main multiverse restricted universedeb-src quantal-updates main multiverse restricted universe
切忌贪婪，恨不得一次玩遍所有传说中的好景点，
