We're doing IPv6 just fine with a version of 4.8.5 (with various random patches) including generating IPv6 access lists for filtering at the edge (on Cisco IOS). Haven't tried 4byte ASNs yet. MMC On 29/08/2008, at 11:45 AM, Andy Linton wrote: > I'd also be keen to understand the status of support of IPv6 > addresses and 4byte ASNs > > andy >