安装Ubuntu后

Ubuntu wiki:http://wiki.ubuntu.org.cn/%E6%BA%90%E5%88%97%E8%A1%A8

关于更新源（source.list_backup_2013_5_13）：

#deb cdrom:[Ubuntu 12.10 _Quantal Quetzal_ - Release i386 (20121017.2)]/ quantal main restricted

# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb http://cn.archive.ubuntu.com/ubuntu/ quantal main restricted
deb-src http://cn.archive.ubuntu.com/ubuntu/ quantal main restricted

## Major bug fix updates produced after the final release of the
## distribution.
deb http://cn.archive.ubuntu.com/ubuntu/ quantal-updates main restricted
deb-src http://cn.archive.ubuntu.com/ubuntu/ quantal-updates main restricted

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team. Also, please note that software in universe WILL NOT receive any
## review or updates from the Ubuntu security team.
deb http://cn.archive.ubuntu.com/ubuntu/ quantal universe
deb-src http://cn.archive.ubuntu.com/ubuntu/ quantal universe
deb http://cn.archive.ubuntu.com/ubuntu/ quantal-updates universe
deb-src http://cn.archive.ubuntu.com/ubuntu/ quantal-updates universe

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team, and may not be under a free licence. Please satisfy yourself as to
## your rights to use the software. Also, please note that software in
## multiverse WILL NOT receive any review or updates from the Ubuntu
## security team.
deb http://cn.archive.ubuntu.com/ubuntu/ quantal multiverse
deb-src http://cn.archive.ubuntu.com/ubuntu/ quantal multiverse
deb http://cn.archive.ubuntu.com/ubuntu/ quantal-updates multiverse
deb-src http://cn.archive.ubuntu.com/ubuntu/ quantal-updates multiverse

## N.B. software from this repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
## Also, please note that software in backports WILL NOT receive any review
## or updates from the Ubuntu security team.
deb http://cn.archive.ubuntu.com/ubuntu/ quantal-backports main restricted universe multiverse
deb-src http://cn.archive.ubuntu.com/ubuntu/ quantal-backports main restricted universe multiverse

deb http://security.ubuntu.com/ubuntu quantal-security main restricted
deb-src http://security.ubuntu.com/ubuntu quantal-security main restricted
deb http://security.ubuntu.com/ubuntu quantal-security universe
deb-src http://security.ubuntu.com/ubuntu quantal-security universe
deb http://security.ubuntu.com/ubuntu quantal-security multiverse
deb-src http://security.ubuntu.com/ubuntu quantal-security multiverse

## Uncomment the following two lines to add software from Canonical's
## 'partner' repository.
## This software is not part of Ubuntu, but is offered by Canonical and the
## respective vendors as a service to Ubuntu users.
# deb http://archive.canonical.com/ubuntu quantal partner
# deb-src http://archive.canonical.com/ubuntu quantal partner

## This software is not part of Ubuntu, but is offered by third-party
## developers who want to ship their latest software.
deb http://extras.ubuntu.com/ubuntu quantal main
deb-src http://extras.ubuntu.com/ubuntu quantal main

##以下更新与2013.5.12，刚装完第一次配置
##以下为教育网接入服务器
##中国科学技术大学更新服务器（位于合肥，千兆教育网接入，百兆电信/联通线路智能路由），由中科大 Linux 用户协会和中科大学网络信息中心维护，包含其他开源镜像，Deepin 官方服务器 实际亦指向此处：
deb http://debian.ustc.edu.cn/ubuntu/ quantal main multiverse restricted universe
deb http://debian.ustc.edu.cn/ubuntu/ quantal-backports main multiverse restricted universe
deb http://debian.ustc.edu.cn/ubuntu/ quantal-proposed main multiverse restricted universe
deb http://debian.ustc.edu.cn/ubuntu/ quantal-security main multiverse restricted universe
deb http://debian.ustc.edu.cn/ubuntu/ quantal-updates main multiverse restricted universe
deb-src http://debian.ustc.edu.cn/ubuntu/ quantal main multiverse restricted universe
deb-src http://debian.ustc.edu.cn/ubuntu/ quantal-backports main multiverse restricted universe
deb-src http://debian.ustc.edu.cn/ubuntu/ quantal-proposed main multiverse restricted universe
deb-src http://debian.ustc.edu.cn/ubuntu/ quantal-security main multiverse restricted universe
deb-src http://debian.ustc.edu.cn/ubuntu/ quantal-updates main multiverse restricted universe
##IPv6-Only 地址
deb http://mirrors6.ustc.edu.cn/ubuntu/ quantal main multiverse restricted universe
deb http://mirrors6.ustc.edu.cn/ubuntu/ quantal-backports main multiverse restricted universe
deb http://mirrors6.ustc.edu.cn/ubuntu/ quantal-proposed main multiverse restricted universe
deb http://mirrors6.ustc.edu.cn/ubuntu/ quantal-security main multiverse restricted universe
deb http://mirrors6.ustc.edu.cn/ubuntu/ quantal-updates main multiverse restricted universe
deb-src http://mirrors6.ustc.edu.cn/ubuntu/ quantal main multiverse restricted universe
deb-src http://mirrors6.ustc.edu.cn/ubuntu/ quantal-backports main multiverse restricted universe
deb-src http://mirrors6.ustc.edu.cn/ubuntu/ quantal-proposed main multiverse restricted universe
deb-src http://mirrors6.ustc.edu.cn/ubuntu/ quantal-security main multiverse restricted universe
deb-src http://mirrors6.ustc.edu.cn/ubuntu/ quantal-updates main multiverse restricted universe

##清华大学更新服务器，（教育网核心节点百兆接入，已计划提高到千兆）由清华大学学生网管会维护。包含其他开源镜像：
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ quantal main restricted universe multiverse
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ quantal-security main restricted universe multiverse
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ quantal-updates main restricted universe multiverse
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ quantal-backports main restricted universe multiverse
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ quantal-proposed main restricted universe multiverse
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ quantal main restricted universe multiverse
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ quantal-security main restricted universe multiverse
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ quantal-updates main restricted universe multiverse
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ quantal-backports main restricted universe multiverse
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ quantal-proposed main restricted universe multiverse
##IPv6-Only 地址
deb http://mirrors.6.tuna.tsinghua.edu.cn/ubuntu/ quantal main multiverse restricted universe
deb http://mirrors.6.tuna.tsinghua.edu.cn/ubuntu/ quantal-backports main multiverse restricted universe
deb http://mirrors.6.tuna.tsinghua.edu.cn/ubuntu/ quantal-proposed main multiverse restricted universe
deb http://mirrors.6.tuna.tsinghua.edu.cn//ubuntu/ quantal-security main multiverse restricted universe
deb http://mirrors.6.tuna.tsinghua.edu.cn/ubuntu/ quantal-updates main multiverse restricted universe
deb-src http://mirrors.6.tuna.tsinghua.edu.cn/ubuntu/ quantal main multiverse restricted universe
deb-src http://mirrors.6.tuna.tsinghua.edu.cn/ubuntu/ quantal-backports main multiverse restricted universe
deb-src http://mirrors.6.tuna.tsinghua.edu.cn/ubuntu/ quantal-proposed main multiverse restricted universe
deb-src http://mirrors.6.tuna.tsinghua.edu.cn/ubuntu/ quantal-security main multiverse restricted universe
deb-src http://mirrors.6.tuna.tsinghua.edu.cn/ubuntu/ quantal-updates main multiverse restricted universe

##大连理工大学更新服务器( IPv4/v6 Both )
deb http://mirror.dlut.edu.cn/ubuntu/ quantal main restricted universe multiverse
deb http://mirror.dlut.edu.cn/ubuntu/ quantal-security main restricted universe multiverse
deb http://mirror.dlut.edu.cn/ubuntu/ quantal-updates main restricted universe multiverse
deb http://mirror.dlut.edu.cn/ubuntu/ubuntu quantal-backports main restricted universe multiverse
deb http://mirror.dlut.edu.cn/ubuntu/ quantal-proposed main restricted universe multiverse
deb-src http://mirror.dlut.edu.cn/ubuntu/ quantal main restricted universe multiverse
deb-src http://mirror.dlut.edu.cn/ubuntu/ quantal-security main restricted universe multiverse
deb-src http://mirror.dlut.edu.cn/ubuntu/ quantal-updates main restricted universe multiverse
deb-src http://mirror.dlut.edu.cn/ubuntu/ quantal-backports main restricted universe multiverse
deb-src http://mirror.dlut.edu.cn/ubuntu/ quantal-proposed main restricted universe multiverse

##以下是正常外网源
##网易163更新服务器（广东广州电信/联通千兆双线接入）

deb http://mirrors.163.com/ubuntu/ quantal main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ quantal-security main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ quantal-updates main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ quantal-proposed main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ quantal-backports main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ quantal main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ quantal-security main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ quantal-updates main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ quantal-proposed main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ quantal-backports main restricted universe multiverse

##搜狐更新服务器（山东联通千兆接入
deb http://mirrors.sohu.com/ubuntu/ quantal main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ quantal-security main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ quantal-updates main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ quantal-proposed main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ quantal-backports main restricted universe multiverse
deb-src http://mirrors.sohu.com/ubuntu/ quantal main restricted universe multiverse
deb-src http://mirrors.sohu.com/ubuntu/ quantal-security main restricted universe multiverse
deb-src http://mirrors.sohu.com/ubuntu/ quantal-updates main restricted universe multiverse
deb-src http://mirrors.sohu.com/ubuntu/ quantal-proposed main restricted universe multiverse
deb-src http://mirrors.sohu.com/ubuntu/ quantal-backports main restricted universe multiverse