IPv6 Newbie

sthaug at nethelp.no sthaug at nethelp.no
Tue Apr 6 10:54:17 CDT 2010


> > > > Can one subnet to include /127 for point to point connections?
> > > 
> > > The best advice is to use a /64 unless you have read and understood
> > > RFC 3627 http://tools.ietf.org/html/rfc3627
> > 
> > RFC 3627 *and* the following Internet draft:
> > 
> >     http://tools.ietf.org/search/draft-kohno-ipv6-prefixlen-p2p-01
> > 
> > The problem with ping-pong on point to point links is real.
> 
> Only if you disable Neighbor Discovery.

You don't have to disable it. "Small, unknown" vendors like Cisco and
Juniper have IPv6 ND disabled on point to point links, and (at least
for Juniper) there is no option to turn it on.

The problem with ping-pong on point to point links is still very real.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no




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