[120075] in North American Network Operators' Group
Re: Breaking the internet (hotels, guestnet style)
daemon@ATHENA.MIT.EDU (Owen DeLong)
Wed Dec 9 09:39:15 2009
From: Owen DeLong <owen@delong.com>
In-Reply-To: <87ws0wcxbp.fsf@laphroiag.quux.de>
Date: Wed, 9 Dec 2009 06:30:45 -0800
To: Jens Link <lists@quux.de>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Dec 9, 2009, at 1:26 AM, Jens Link wrote:
> Owen DeLong <owen@delong.com> writes:
>
>> I expect my connections to my mail server to actually reach my mail
>> server. I use TLS and SMTP AUTH as well as IMAP/SSL. Many of the "just
>> works" settings in question break these things badly.
>
> One of my customers has an appliance for his WLAN guest access access
> which filters out AAAA records. :-(
>
> jens@bowmore:~$ dig AAAA www.quux.de @8.8.8.8 +short
> jens@bowmore:~$
>
Wow... Yeah, that would definitely result in a lengthy conversation between
their tech. support department and me.
The ones that are even worse, though, are the ones that pass through AAAA
and do RA/SLAAC advertisements, but, don't provide IPv6 connectivity.
Oh, and, I stayed at one place that didn't pass TCP/53, so, they broke
things like Blizzard authentication.
Owen
