Esses são os repositórios que uso e sempre encontro os programas no apt para instalação.

## GPG Key: sudo apt-get install debian-archive-keyring debian-keyring debian-multimedia-keyring
deb http://ftp.br.debian.org/debian/ lenny main contrib non-free
deb http://ftp.br.debian.org/debian-security/ lenny/updates main contrib non-free
deb http://ftp.br.debian.org/debian-multimedia lenny main non-free
#deb-src http://ftp.br.debian.org/debian/ lenny main contrib non-free
#deb-src http://ftp.br.debian.org/debian-security/ lenny/updates main contrib non-free
#deb-src http://ftp.br.debian.org/debian-multimedia lenny main non-free

## Debian 5.0.6 ‘Lenny/Stable’ (Espelho Oficial).
## GPG Key: sudo apt-get install debian-archive-keyring debian-keyring debian-multimedia-keyring
deb http://ftp.debian.org/debian/ lenny main contrib non-free
deb http://security.debian.org/ lenny/updates main contrib non-free
deb http://www.debian-multimedia.org/ lenny main non-free