1 \Netease
Deb http://mirrors.163.com/ubuntu/ karmic main restricted universe multiverse
Deb http://mirrors.163.com/ubuntu/ karmic-security main restricted universe multiverse
Deb http://mirrors.163.com/ubuntu/ karmic-Updates main restricted universe multiverse
Deb http://mirrors.163.com/ubuntu/ karmic-proposed main restricted universe multiverse
Deb http://mirrors.163.com/ubuntu/ karmic-backports main restricted universe multiverse
Deb-Src http://mirrors.163.com/ubuntu/ karmic main restricted universe multiverse
The Deb-Src http://mirrors.163.com/ubuntu/ karmic-security main restricted universe multiverse
Deb-Src http://mirrors.163.com/ubuntu/ karmic-Updates main restricted universe multiverse
Deb-Src http://mirrors.163.com/ubuntu/ karmic-proposed main restricted universe multiverse
Deb-Src Co., http://mirrors.163.com/ubuntu/. Karmic-backports main restricted universe multiverse
__________________________________________________________________________________________________________________
2 \Sohu
Deb http://mirrors.sohu.com/ubuntu/ karmic main restricted
Deb-Src http://mirrors.sohu.com/ubuntu/ karmic main restricted
Deb http://mirrors.sohu.com/ubuntu/ karmic-Updates main restricted
Deb-Src http://mirrors.sohu.com/ubuntu/ karmic-Updates main restricted
Deb http://mirrors.sohu.com/ubuntu/ karmic universe
Deb-Src http://mirrors.sohu.com/ubuntu/ karmic universe
Deb http://mirrors.sohu.com/ubuntu/ karmic-Updates universe
Deb-Src http://mirrors.sohu.com/ubuntu/ karmic-Updates universe
Deb http://mirrors.sohu.com/ubuntu/ karmic multiverse
Deb-Src http://mirrors.sohu.com/ubuntu/ karmic multiverse
Deb http://mirrors.sohu.com/ubuntu/ karmic-Updates multiverse
Deb-Src http://mirrors.sohu.com/ubuntu/ karmic-Updates multiverse
____________________________________________________________________________________________________________________
3 \China University of Electronic Science and Technology
Deb http://ubuntu.uestc.edu.cn/ubuntu/ karmic main restricted universe multiverse
Deb http://ubuntu.uestc.edu.cn/ubuntu/ karmic-backports main restricted universe multiverse
Deb http://ubuntu.uestc.edu.cn/ubuntu/ karmic-proposed main restricted universe multiverse
Deb http://ubuntu.uestc.edu.cn/ubuntu/ karmic-security main restricted universe multiverse
Deb http://ubuntu.uestc.edu.cn/ubuntu/ karmic-Updates main restricted universe multiverse
Deb-Src http://ubuntu.uestc.edu.cn/ubuntu/ karmic main restricted universe multiverse
Deb-Src Co., http://ubuntu.uestc.edu.cn/ubuntu/. Karmic-backports main restricted universe multiverse
Deb-Src http://ubuntu.uestc.edu.cn/ubuntu/ karmic-proposed main restricted universe multiverse
The Deb-Src http://ubuntu.uestc.edu.cn/ubuntu/ karmic-security main restricted universe multiverse
Deb-Src http://ubuntu.uestc.edu.cn/ubuntu/ karmic-Updates main restricted universe multiverse
_____________________________________________________________________________________________________________________
4 \Beijing Jiaotong University
Deb http://mirror.bjtu.edu.cn/ubuntu/ karmic main multiverse restricted universe
Deb http://mirror.bjtu.edu.cn/ubuntu/ karmic-backports main multiverse restricted universe
Deb http://mirror.bjtu.edu.cn/ubuntu/ karmic-proposed main multiverse restricted universe
Deb http://mirror.bjtu.edu.cn/ubuntu/ karmic-security main multiverse restricted universe
Deb http://mirror.bjtu.edu.cn/ubuntu/ karmic-Updates main multiverse restricted universe
The Deb-Src http://mirror.bjtu.edu.cn/ubuntu/ karmic main multiverse restricted universe
Deb-Src Co., http://mirror.bjtu.edu.cn/ubuntu/. Karmic-backports main multiverse restricted universe
Deb-Src http://mirror.bjtu.edu.cn/ubuntu/ karmic-proposed main multiverse restricted universe
Deb-Src http://mirror.bjtu.edu.cn/ubuntu/ karmic-security main multiverse restricted universe
Deb-Src http://mirror.bjtu.edu.cn/ubuntu/ karmic-Updates main multiverse restricted universe
Certificate certificate ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------