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Re: Stealth Blocking
From: Shawn McMahon <smcmahon () eiv com>
Date: Thu, 24 May 2001 16:09:21 -0400

On Thu, May 24, 2001 at 09:46:19AM -0700, Eric A. Hall wrote:

TCP rate-limiting on outbound traffic to *:25 would also be extremely
effective, particularly on unclassified customer traffic, and without the
heavy-handed nature of denying all dial-up traffic. Rate-limiting doesn't
interfere with low-volume legitimate mail, but it really cramps spam.

It interferes heavily with transmission of large files via email, though,
and this *IS* a valid use of service.

Attachment: _bin

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