RINA - scott whaps at the nanog hornets nest :-)

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> -----Original Message-----
> From: sthaug at nethelp.no [mailto:sthaug at nethelp.no]
> Sent: Saturday, November 06, 2010 2:40 PM
> To: George Bonser
> Cc: ras at e-gerbil.net; nanog at nanog.org
> Subject: Re: RINA - scott whaps at the nanog hornets nest :-)
> 
> > RFC 4821 PMTUD is that "negotiation" that is "lacking".  It is
there.
> > It is deployed.  It actually works.  No more relying on someone
> sending
> > the ICMP packets through in order for PMTUD to work!
> 
> For some value of "works". There are way too many places filtering
> ICMP for PMTUD to work consistently. PMTUD is *not* the solution,
> unfortunately.
> 
> Steinar Haug, Nethelp consulting, sthaug at nethelp.no

I guess you missed the part about 4821 PMTUD does not rely on ICMP.

Modern PMTUD does not rely on ICMP and works even where it is filtered.

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