deb etch main contrib non-free
deb-src etch main contrib non-free
deb http://security.debian.org/ etch/updates main contrib
deb-src http://security.debian.org/ etch/updates main contrib
#backports
deb etch-backports main contrib non-free
update your apts..
# apt-get update
.
.
Get:5 etch-backports/main Packages/DiffIndex [6991B]
Hit etch-backports/contrib Packages/DiffIndex
Hit etch-backports/non-free Packages/DiffIndex
Get:6 etch-backports/main 2008-05-11-0336.19.pdiff [250B]
Get:7 etch-backports/main 2008-05-11-0336.19.pdiff [250B]
Get:8 etch-backports/main 2008-05-11-0336.19.pdiff [250B]
Hit etch-backports/contrib Packages
Fetched 51.2kB in 11s (4512B/s)
Reading package lists... Done
Search for it
# apt-cache search deluge
deluge-torrent - A Bittorrent client written in Python/PyGTK
Install it
# apt-get install deluge
and enjoy it... :)