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In message <CAL9jLabwE_e+VfzwYBTbrP50EicBvQ7z3XUQ3qwf3FHMiDLS0g at mail.gmail.com>, Christopher Morrow
> On Tue, Dec 18, 2012 at 11:15 AM, Darren Pilgrim <nanog at bitfreak.org> wrote:
> > 4890
> it might not be their (eftps.gov's) fault though... but sure.
If you run a server you should be expecting PTB for both IPv4 and
IPv6. If you have broken equipement in front of the server you can
set IPV6_USE_MIN_MTU to 1 on IPv6 sockets. There is no excuse to
have connections broken due to PMTUD.
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: marka at isc.org