Debian更新163镜像源
vim /etc/apt/sources.list deb http://mirrors.163.com/debian squeeze main non-free contrib deb http://mirrors.163.com/debian squeeze-proposed-updates main contrib non-free deb http://mirrors.163.com/debian-security squeeze/updates main contrib non-free deb-src http://mirrors.163.com/debian squeeze main non-free contrib deb-src http://mirrors.163.com/debian squeeze-pr...