Incomplete, from http://www.apana.org.au/apanafaq.html#Newsgroups

apana.announce	APANA announcements (financial reports, minutes of committee meetings, events, etc.)	(Moderated)
apana.general	General discussion of APANA issues
apana.policy	Discussion of APANA policy issues
apana.archives	postings about what resources are available on the APANA network (ftp archives, for example)
apana.netstat	For the posting of network statistics such as reports on traffic volume and problems with the APANA network or networks to which APANA connects.
apana.test	For testing your news software. Don't post test messages to any other apana newsgroup.
apana.tech.misc	?
apana.linux	?
apana.mac	?
apana.melb.general	?
apana.syd.announce	?