debian ustc source，debianustc

debian ustc source，debianustc

deb http://debian.ustc.edu.cn/debian/ lenny main
deb-src http://debian.ustc.edu.cn/debian/ lenny main
#deb ftp://debian.ustc.edu.cn/debian lenny main non-free contrib
#deb-src ftp://debian.ustc.edu.cn/debian lenny main non-free contrib
deb ftp://debian.ustc.edu.cn/debian-security lenny/updates main