<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Tue, Nov 11, 2014 at 3:36 PM, Jeroen Massar <span dir="ltr"><<a href="mailto:jeroen@massar.ch" target="_blank">jeroen@massar.ch</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">If you expect that they have outages that they cannot quickly see or<br>
not, then you should also expect a blacklist like to be broken or not<br>
properly update. Hence, better to see the problems and to alert the<br>
folks so that they can fix these issues properly (though Google is now<br>
just hacking around with MSS clamping...).<br>
</blockquote></div><br></div><div class="gmail_extra">[de-cloak]</div><div class="gmail_extra"><br></div><div class="gmail_extra">Google has been doing MSS clamping for a long time, I've seen this myself in packet captures and Lorenzo also confirmed in his email:</div><div class="gmail_extra">"...<span style="font-family:arial,sans-serif;font-size:13px">some Google servers temporarily stopped doing MSS clamping."</span></div><div class="gmail_extra"><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div class="gmail_extra"><font face="arial, sans-serif">They do it for a good reason: to prevent PMTUD as it introduces delay and their customers (eyeballs) wouldn't like it. Lorenzo and others explained this too several times.</font></div><div class="gmail_extra"><font face="arial, sans-serif"><br></font></div><div class="gmail_extra"><font face="arial, sans-serif">The world is not spinning around sixxs and your design ideas. Please turn off write-only.</font></div><div class="gmail_extra"><font face="arial, sans-serif"><br></font></div><div class="gmail_extra"><font face="arial, sans-serif">Andras</font></div><div class="gmail_extra"><font face="arial, sans-serif"><br></font></div><div class="gmail_extra"><font face="arial, sans-serif">[cloak]</font></div><div class="gmail_extra"><font face="arial, sans-serif"><br></font></div></div>