Updating source lists and setting methods

Transferred from: http://www.ibloglife.com/archives/ubuntu-12-04-gengxinyuan.html

Ubuntu 12.04 Update source is slow, stable or not, affecting the Ubuntu update speed, choose a stable, fast update source is very important. So how do you choose and modify the Ubuntu 12.04 Update source?

Ways to find software sources in different versions see links: http://teliute.org/linux/Ubsetup/lesson9/lesson9.html

Method One: Choose from Ubuntu included sources

1. Open the software source, edit, Software center, and click Other sites (note that the Software Center is open here before you can find the software source option in the top option editor, below)

Such as:

2. Then manually select a stable, fast source, such as 163 source, CN99 source, or click "Select the best server", such as:

Method Two: Manually modify the source file

1. Back up the original source list file Sources.list:

sudo cp/etc/apt/sources.list/etc/apt/sources.list.backup

2. Modify the source list to replace the source list in the Sources.list file with the new source list:

sudo gedit/etc/apt/sources.list

3. After saving the exit, refresh the source of the system:

sudo apt-get update

The following is a list of some of the more stable and fast domestic sources:

163 source

Deb Http://mirrors.163.com/ubuntu/precise main Restricteddeb http://mirrors.163.com/ubuntu/precise-updates main Restricteddeb http://mirrors.163.com/ubuntu/precise Universedeb http://mirrors.163.com/ubuntu/precise-updates Universedeb http://mirrors.163.com/ubuntu/precise Multiversedeb http://mirrors.163.com/ubuntu/precise-updates Multiversedeb http://mirrors.163.com/ubuntu/precise-backports main restricted universe Multiversedeb/HTTP Mirrors.163.com/ubuntu/precise-security Main Restricteddeb http://mirrors.163.com/ubuntu/precise-security Universedeb http://mirrors.163.com/ubuntu/precise-security multiversedeb Http://extras.ubuntu.com/ubuntu Precise Main

Cn99 Source

Deb Http://ubuntu.cn99.com/ubuntu/precise main restricted universe multiverse Deb http://ubuntu.cn99.com/ubuntu/ Precise-updates main restricted Universe Multiverse Deb Http://ubuntu.cn99.com/ubuntu/precise-security main restricted Universe Multiverse Deb Http://ubuntu.cn99.com/ubuntu/precise-backports main restricted Universe Multiverse Deb/HTTP Ubuntu.cn99.com/ubuntu-cn/precise Main restricted Universe multiverse

Sohu Source

Deb Http://cn.archive.ubuntu.com/ubuntu/precise main restricted universe Multiversedeb http://cn.archive.ubuntu.com/ Ubuntu/precise-security main restricted universe Multiversedeb http://cn.archive.ubuntu.com/ubuntu/precise-updates Main restricted universe multiversedeb http://cn.archive.ubuntu.com/ubuntu/precise-proposed main restricted universe Multiversedeb http://cn.archive.ubuntu.com/ubuntu/precise-backports main restricted universe multiverse

Lupaworld Source

Deb Http://mirror.lupaworld.com/ubuntu/archive/precise main restricted Universe Multiverse Deb/HTTP Mirror.lupaworld.com/ubuntu/archive/precise-security main restricted Universe Multiverse Deb/HTTP Mirror.lupaworld.com/ubuntu/archive/precise-updates main restricted Universe Multiverse Deb/HTTP Mirror.lupaworld.com/ubuntu/archive/precise-backports main restricted Universe Multiverse Deb/HTTP Mirror.lupaworld.com/ubuntu/ubuntu-cn/precise Main restricted Universe multiverse

Updating source lists and setting methods