Re: TCP/IP vulnerability

From: Groepaz (groepaz_at_gmx.net)
Date: 2005-04-18 11:43:26

On Monday 18 April 2005 11:18, Spiro Trikaliotis wrote:
> Take, for example gmx.de. If you are working behind a (SOHO) router on
> an ADSL line which uses PPPOE, you cannot reliably access gmx.de (if you
> do not do not enable "mtu-clamping"), because gmx.de blocks all relevant
> ICMP packages, not allowing the client and the gmx server to find an
> appropriate MTU. This is very bad and shows that the network admins at
> gmx do not have a clue about the glue of the internet.

i second that :=P their mailserver config is also FUBAR 

-- 
gpz

http://www.hitmen-console.org
http://www.gc-linux.org/docs/yagcd.html

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