[AusNOG] AS 4byte support in .au

[Tim Warnock]

> Not if your upstream can't put a 4byte AS in their BGP config to you I am
guessing.

You can do things like peer with your customer using AS23456, but that's
just evil.

The issue I see so far from 32bit ASNs are lack of support from our
favourite vendor in versions people would be comfortable running.

http://www.apricot.net/apricot2009/images/lecture_files/apricot-2008-32-bit-
asn.pdf 
(Page 15) has a list of vendors and their versions required for support.