Redirecting mail (Re: Throttling mail)
Bil Herd
bherd at ins-business.com
Thu Mar 25 21:39:38 UTC 2004
Not to sound like a commercial for Cisco, but their IDS stuff does
rewrite ACL's based upon signatures.
Bil Herd
-----Original Message-----
From: J.D. Falk [mailto:jdfalk at cybernothing.org]
Sent: Thursday, March 25, 2004 4:30 PM
To: nanog at merit.edu
Subject: Re: Redirecting mail (Re: Throttling mail)
On 03/25/04, Valdis.Kletnieks at vt.edu wrote:
> On the other hand, it's probably more effective to find some way of
> making the Cisco gear block outbound 25 from abusive machines.
Inbound also. The spammers have been using triangular routing
for a while.
(They dial in someplace, get an IP, and use a broadband
connection
to send packets with a forged source address of that dialup IP.)
--
J.D. Falk "be crazy dumbsaint of the
mind"
<jdfalk at cybernothing.org> -- Jack Kerouac
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