Ubuntu的默认源是位于欧洲的官方更新服务器(国内较慢,但无同步延迟问题),现在很多高校都开通了IPv6,,而且对IPv6的免流量费,正好Ubuntu有很多镜像站支持IPv6,因此我们可以手动设置Ubuntu的源来达到免流量更新的目的,速度也更快。
首先备份源列表:sudo cp /etc/apt/sources.list /etc/apt/sources.list_backup而后用gedit或其他编辑器打开:gksu gedit /etc/apt/sources.list选择清华大学开源镜像站的源,替换掉文件中所有的内容,保存编辑好的文件:
清华大学更新服务器,IPv6-Only 地址(适用于Ubuntu 12.04)
deb precise main restricted universe multiversedeb precise-security main restricted universe multiversedeb precise-updates main restricted universe multiversedeb precise-backports main restricted universe multiversedeb precise-proposed main restricted universe multiversedeb-src precise main restricted universe multiversedeb-src precise-security main restricted universe multiversedeb-src precise-updates main restricted universe multiversedeb-src precise-backports main restricted universe multiversedeb-src precise-proposed main restricted universe multiverse
然后,刷新列表 注意:一定要执行刷新sudo apt-get update
不如意的时候不要尽往悲伤里钻,想想有笑声的日子吧