The primary use for suck is to feed a local NNTP server, without the remote NNTP feeding you articles.  It is designed for a small, partial news feed.  It is NOT designed to feed 10,000 groups and 3 Gigs of articles a day.

This package contains software for copying news from an NNTP server to your local machine, and copying replies back up to an NNTP server.  It works with most standard NNTP servers, including INN, CNEWS, DNEWS, and typhoon