[152955] in North American Network Operators' Group
Re: Qwest/CenturyLink implementing transparent proxies?
daemon@ATHENA.MIT.EDU (Owen DeLong)
Thu May 24 12:56:51 2012
From: Owen DeLong <owen@delong.com>
In-Reply-To: <4FBE5916.8050009@2mbit.com>
Date: Thu, 24 May 2012 09:52:34 -0700
To: Brielle Bruns <bruns@2mbit.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On May 24, 2012, at 8:51 AM, Brielle Bruns wrote:
> On 5/24/12 1:16 AM, Brielle Bruns wrote:
>> Hello All,
>>=20
>> A little off topic, but I was wondering if there's any =
Qwest/CenturyLink
>> network engineers or techs lurking on this list that would contact me
>> offlist?
>>=20
>> I won't bore people with the details, but I'm seeing what appears to =
be
>> a transparent proxy on some sites when visited from multiple clients
>> (all with Qwest DSL). When browsing on our non-Qwest circuits (such =
as
>> the T1s), we do not see the same behaviors.
>>=20
>> Its concerning to say the least, and something I'd like to get a =
clear
>> and straight answer about.
>>=20
>> Thanks!
>=20
>=20
> A quick update, some of the things that lead me to believe there's =
some sort of packet mucking going on over the past week or two, has =
magically cleared up on its own as of this morning.
>=20
> I'm at a loss, so I'm going to throw my hands up and shrug. Annoying =
to say the least, but not entirely unexpected.
>=20
>=20
>=20
> --=20
> Brielle Bruns
> The Summit Open Source Development Group
> http://www.sosdg.org / http://www.ahbl.org
>=20
>=20
Perhaps they were testing facilities for an eventual CGN deployment.
The IPv4 world is only going to get worse in this regard as runout =
approaches and we begin to see more and more deployments of address =
sharing technologies at the carrier level (CGN, DS-Lite, etc.)
IPv6 -- 96 more bits, no magic, no header mutilation.
Owen
