Ubunt10.10更新源

1、备份更新源

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

2、编辑更新源，把如下内容直接替换  /etc/apt/sources.list文件的内容

#可注释掉deb cdrom，这句是优先搜索CD盘，会一直在搜索cdrom。导致不能从网上更新。

#deb cdrom:[Ubuntu 10.10 _Maverick Meerkat_ - Release i386 (20101007)]/ maverick main restricted

# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.


deb http://mirrors.163.com/ubuntu/ maverick main restricted
deb-src http://mirrors.163.com/ubuntu/ maverick main restricted


## Major bug fix updates produced after the final release of the
## distribution.
deb http://mirrors.163.com/ubuntu/ maverick-updates main restricted
deb-src http://mirrors.163.com/ubuntu/ maverick-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://mirrors.163.com/ubuntu/ maverick universe
deb-src http://mirrors.163.com/ubuntu/ maverick universe
deb http://mirrors.163.com/ubuntu/ maverick-updates universe
deb-src http://mirrors.163.com/ubuntu/ maverick-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://mirrors.163.com/ubuntu/ maverick multiverse
deb-src http://mirrors.163.com/ubuntu/ maverick multiverse
deb http://mirrors.163.com/ubuntu/ maverick-updates multiverse
deb-src http://mirrors.163.com/ubuntu/ maverick-updates multiverse


## Uncomment the following two lines to add software from the 'backports'
## repository.
## 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://us.archive.ubuntu.com/ubuntu/ maverick-backports main restricted universe multiverse
# deb-src http://us.archive.ubuntu.com/ubuntu/ maverick-backports main restricted universe 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 maverick partner
# deb-src http://archive.canonical.com/ubuntu maverick partner


## This software is not part of Ubuntu, but is offered by third-party
## developers who want to ship their latest software.
#deb http://cz.archive.ubuntu.com/ubuntu lucid-updates main
deb http://old-releases.ubuntu.com/ubuntu maverick main
deb-src http://old-releases.ubuntu.com/ubuntu maverick main


deb http://mirrors.163.com/ubuntu/ maverick-security main restricted
deb-src http://mirrors.163.com/ubuntu/ maverick-security main restricted
deb http://mirrors.163.com/ubuntu/ maverick-security universe
deb-src http://mirrors.163.com/ubuntu/ maverick-security universe

deb http://mirrors.163.com/ubuntu/ maverick-security multiverse

deb-src http://mirrors.163.com/ubuntu/ maverick-security multiverse

3、sudo apt-get install update //执行更新更新源