http://ubuntuguide.org/wiki/Ubuntu:Mave ... positories
上文给出一个样例source list
代码： 全选
#deb cdrom:[Ubuntu 10.10S _Maverick Meerkat_ - Release i386]/ maverick main restricted
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb http://gb.archive.ubuntu.com/ubuntu/ maverick main restricted
deb-src http://gb.archive.ubuntu.com/ubuntu/ maverick main restricted
## Major bug fix updates produced after the final release of the
## distribution.
deb http://gb.archive.ubuntu.com/ubuntu/ maverick-updates main restricted
deb-src http://gb.archive.ubuntu.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://gb.archive.ubuntu.com/ubuntu/ maverick universe
deb-src http://gb.archive.ubuntu.com/ubuntu/ maverick universe
deb http://gb.archive.ubuntu.com/ubuntu/ maverick-updates universe
deb-src http://gb.archive.ubuntu.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://gb.archive.ubuntu.com/ubuntu/ maverick multiverse
deb-src http://gb.archive.ubuntu.com/ubuntu/ maverick multiverse
deb http://gb.archive.ubuntu.com/ubuntu/ maverick-updates multiverse
deb-src http://gb.archive.ubuntu.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://gb.archive.ubuntu.com/ubuntu/ maverick-backports main restricted universe multiverse
deb-src http://gb.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
deb http://security.ubuntu.com/ubuntu maverick-security main restricted
deb-src http://security.ubuntu.com/ubuntu maverick-security main restricted
deb http://security.ubuntu.com/ubuntu maverick-security universe
deb-src http://security.ubuntu.com/ubuntu maverick-security universe
deb http://security.ubuntu.com/ubuntu maverick-security multiverse
deb-src http://security.ubuntu.com/ubuntu maverick-security multiverse
## Medibuntu - Ubuntu 10.10 "maverick meerkat"
## Please report any bug on https://bugs.launchpad.net/medibuntu/
deb http://packages.medibuntu.org/ maverick free non-free
deb-src http://packages.medibuntu.org/ maverick free non-free
# Google software repository
deb http://dl.google.com/linux/deb/ stable non-free
代码： 全选
wget --quiet http://packages.medibuntu.org/medibuntu-key.gpg -O - | sudo apt-key add -
代码： 全选
wget --quiet http://dl.google.com/linux/linux_signing_key.pub -O - | sudo apt-key add -
谢谢。
是不是只有第三方软件才要密钥的说？