nanog mailing list archives

RE: Cisco says attacks are due to operational practices


From: "Shawn Morris" <smorris () verio net>
Date: Thu, 10 Feb 2000 23:22:37 -0600


From my understanding the PC sends a packet with a source address that will
be routed back to DirecPC so that it can come down the Satellite link.

-----Original Message-----
From: owner-nanog () merit edu [mailto:owner-nanog () merit edu]On Behalf Of
Steve Sobol
Sent: Thursday, February 10, 2000 10:58 PM
To: Sean Donelan
Cc: ferguson () cisco com; nanog () merit edu
Subject: Re: Cisco says attacks are due to operational practices



On Thu, 10 February 2000, Paul Ferguson wrote:
Excuse me, but can you please tell me what "application" a downstream
customer might be running which originates packets for traffic with
source addresses which they are not advertising (or you are
advertising
for them)?

The usual example given is Hughes DirectPC, which sends packets with
a source address of the satellite link via a dialup ISP connection.

Um.

I know the basics of the DirecPC service, and not much else about it. From
what I understand, traffic from the customer's PC does not touch
the satellite at all, it goes through the modem, so I assume
you're talking
about traffic to the PC here? Can you elaborate, please?

--
North Shore Technologies, Cleveland, OH  http://NorthShoreTechnologies.net
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sjsobol () NorthShoreTechnologies net - 888.480.4NET - 216.619.2NET







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