Re: NIST IPv6 document

[Tim Chown <tjc () ecs soton ac uk>]

On 7 Jan 2011, at 15:12, Justin M. Streiner wrote:

> On Thu, 6 Jan 2011, Jeff Wheeler wrote:
>
> > On Thu, Jan 6, 2011 at 8:47 PM, Owen DeLong <owen () delong com> wrote:
> > > 1.      Block packets destined for your point-to-point links at your
> > >        borders. There's no legitimate reason someone should be
> >
> > Most networks do not do this today.  Whether or not that is wise is
> > questionable, but I don't think those networks want NDP to be the
> > reason they choose to make this change.
>
> Correct me if I'm wrong, but wouldn't blocking all traffic destined for your infrastructure at the borders also play 
> havoc with PTMUD?  Limiting the traffic allowed to just the necessary types would seem like a reasonable alternative.

Recommendations for PTMUD-friendly filtering are described in RFC 4890.

Tim