subnet prefix length > 64 breaks IPv6?

Glen Kent glen.kent at
Tue Dec 27 00:55:44 UTC 2011


> also various bgp implementations will send the autoconfigure crap ip as the
> next-hop instead of the session ip, resulting in all kinds of crap in your
> route table (if not fixed with nasty hacks on your end ;) which doesn't
> exactly make it easy to figure out which one belongs to which peer
> all the more reason not to use that autoconfigure crap ;)

As per RFC 2545 BGP announces a global address as the next-hop. Its
only in one particular case that it advertises both global and link
local addresses.

So, i guess, BGP is not broken.

Its only RIPng afaik that mandates using a link local address.


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