[Nut-upsdev] Issues accessing http://www.networkupstools.org/ via IPv6

Arnaud Quette aquette.dev at gmail.com
Mon Feb 18 19:57:07 UTC 2013

Hi Paul

2013/2/1 Arnaud Quette <aquette.dev at gmail.com>

> Update...
> 2013/2/1 Arnaud Quette <aquette.dev at gmail.com>
>> 2013/1/27 Paul Fertser <fercerpav at gmail.com>
>>> (I guess that might have slipped through the cracks of the Christmas
>>> holidays, resending)
>> not exactly, I've been MIA (missing in action, as we say in Debian) due
>> to my many real life responsibilities...
>> and I'm still not really there :-/
>>> Hi,
>>> The website is inaccessible via IPv6 for some users that have MTU less
>>> than 1500 on their network interfaces, confirmed by several regulars
>>> at #ipv6.
>>> This looks like a misconfiguration of the server infrastructure that
>>> might be dropping ICMPv6 "fragmentation needed but DF set" packets
>>> before they have a chance to get back to the http daemon so it can do
>>> proper PMTU to the clients.
>>> Please consider fixing this rather sooner than later as it makes the
>>> website "very slow" (i.e. the browser waits for the connection to
>>> timeout and only then retries via IPv4) and also breaks NUT
>>> compilation for OpenWrt (and other source-based distros that use wget
>>> or curl to download the sources).
>> thx a lot for your report.
>> IPv6 is something important, and I'm making everything for both the
>> source code and the website to be IPv6 enabled.
>> this was another reason for leaving Eaton website hosting...
>> sadly, the only v6 access I have is a partial one @home: SFR (in France)
>> has not setup DNSv6!
>> this was at least the last time I checked (~2 months ago)
>> I'll look at the server. ping me if needed
> I've submitted a report to my SaaS provider (Gandi):
> http://groups.gandi.net/en/topic/gandi.en.hosting.simple/32905
> @Peter: don't hesitate to participate to this Gandi forum topic...
hem, I meant Paul, sorry!
any news on your side?
I'll check to ping if the problem is still valid...

NUT (Network UPS Tools) Project Leader - http://www.networkupstools.org
Debian Developer - http://www.debian.org
Free Software Developer - http://arnaud.quette.fr
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