On Tue, May 1, 2012 at 7:25 PM, Mark Andrews <[email protected]> wrote: > > The server doesn't do PMTUD properly. Verisign were informed of this > a while back. How hard is it to let ICMPv6 PTB in so that PMTUD works? > > % whois -h 2001:503:3227:1060::74 example.com > > Whois Server Version 2.0 > > Domain names in the .com and .net domains can now be registered > with many different competing registrars. Go to http://www.internic.net > for detailed information. > [stalls here forever] > > The message is sent in 3 packet and you see packet 1 and 3, 2 is > lost and despite selective acks it is never seen.
that appears to be the case :( setting MSS to 1420 seems to work for me (at home, on a janky tunneled setup, because you know... ipv6 is 'hard' for vz to do :( ) -chris
