Ubuntu 11.10 发布在即，下面提供Ubuntu 11.10 Oneiric Ocelot 更新方法与更新源列表地址（同样适用用Server版的）
1.sudo gedit /etc/apt/sources.list
编辑你的源列表，将原来的内容全部删除，添加下面列表中最适合你的源（注意不要全部添加），选择一个最合适你的即可，复制到你的列表中，然后保存列表。
2.sudo apt-get update 更新源列表信息
可以在运行“sudo apt-get update ”时查看一下错误信息，把不能连接的源删除再重新运行“sudo apt-get update ”。
3.sudo apt-get upgrade 升级
或者用ubuntu自带的更新管理器升级也可
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网易开源镜像站,提供FreeBSD，OpenBSD，archlinux，CentOS，cygwin，debian，Fedora，gentoo，kernel，openSUSE，slackware，ubuntu
代码:
deb oneiric main universe restricted multiverse
deb-src oneiric main universe restricted multiverse
deb oneiric-security universe main multiverse restricted
deb-src oneiric-security universe main multiverse restricted
deb oneiric-updates universe main multiverse restricted
deb oneiric-proposed universe main multiverse restricted
deb-src oneiric-proposed universe main multiverse restricted
deb oneiric-backports universe main multiverse restricted
deb-src oneiric-backports universe main multiverse restricted
deb-src oneiric-updates universe main multiverse restricted
台湾源
代码:
deb oneiric main universe restricted multiverse
deb-src oneiric main universe restricted multiverse
deb oneiric-security universe main multiverse restricted
deb-src oneiric-security universe main multiverse restricted
deb oneiric-updates universe main multiverse restricted
deb-src oneiric-updates universe main multiverse restricted
SRT Sources
代码:
deb oneiric main restricted universe multiverse
deb oneiric-security main restricted universe multiverse
deb oneiric-updates main restricted universe multiverse
deb oneiric-proposed main restricted universe multiverse
deb oneiric-backports main restricted universe multiverse
deb-src oneiric main restricted universe multiverse
deb-src oneiric-security main restricted universe multiverse
deb-src oneiric-updates main restricted universe multiverse
deb-src oneiric-proposed main restricted universe multiverse
deb-src oneiric-backports main restricted universe multiverse
网易 Ubuntu 11.10 源（速度很快）
代码:
deb oneiric main universe restricted multiverse
deb-src oneiric main universe restricted multiverse
deb oneiric-security universe main multiverse restricted
deb-src oneiric-security universe main multiverse restricted
deb oneiric-updates universe main multiverse restricted
deb oneiric-proposed universe main multiverse restricted
deb-src oneiric-proposed universe main multiverse restricted
deb oneiric-backports universe main multiverse restricted
deb-src oneiric-backports universe main multiverse restricted
deb-src oneiric-updates universe main multiverse restricted
ubuntu 11.10 上海源，提供 Kernel，Hiweed，ubuntu
代码:
deb oneiric main universe restricted multiverse
deb-src oneiric main universe restricted multiverse
deb oneiric-security universe main multiverse restricted
deb-src oneiric-security universe main multiverse restricted
deb oneiric-updates universe main multiverse restricted
deb oneiric-proposed universe main multiverse restricted
deb-src oneiric-proposed universe main multiverse restricted
deb oneiric-backports universe main multiverse restricted
deb-src oneiric-backports universe main multiverse restricted
deb-src oneiric-updates universe main multiverse restricted
搜狐 Ubuntu 11.10 源
代码:
deb oneiric main universe restricted multiverse
deb-src oneiric main universe restricted multiverse
deb oneiric-security universe main multiverse restricted
deb-src oneiric-security universe main multiverse restricted
deb oneiric-updates universe main multiverse restricted
deb oneiric-proposed universe main multiverse restricted
deb-src oneiric-proposed universe main multiverse restricted
deb oneiric-backports universe main multiverse restricted
deb-src oneiric-backports universe main multiverse restricted
deb-src oneiric-updates universe main multiverse restricted
骨头源，骨头源是bones7456架设的一个Ubuntu源 ，提供ubuntu,deepin
代码:
deb oneiric main universe restricted multiverse
deb-src oneiric main universe restricted multiverse
deb oneiric-security universe main multiverse restricted
deb-src oneiric-security universe main multiverse restricted
deb oneiric-updates universe main multiverse restricted
deb oneiric-proposed universe main multiverse restricted
deb-src oneiric-proposed universe main multiverse restricted
deb oneiric-backports universe main multiverse restricted
deb-src oneiric-backports universe main multiverse restricted
deb-src oneiric-updates universe main multiverse restricted
rootguide源，ubuntu官方上海源，提供 Kernel，Hiweed，ubuntu
代码: