The best IRC program IMHO is either X-Chat (www.xchat.org
) if you like GUI, or irssi (irssi.org) if you like command line.
I agree with MasterC that proftpd will work good for FTP.
For Newgroup I highly recommend Leafnode, anything else I have ever seen was very very hard to configure.
I dont know about fax software, but there is bound to be some around.