nanog mailing list archives

Re: How do you stop outgoing spam?


From: "Christopher L. Morrow" <chris () UU NET>
Date: Tue, 10 Sep 2002 17:30:22 +0000 (GMT)



On Tue, 10 Sep 2002, Dave Crocker wrote:


At 08:20 PM 9/9/2002 +0000, Paul Vixie wrote:
outbound SMTP should be blocked for any dynamic or dialup source within

One of the basic problems with discussions about spam control is that it
focuses entirely on spam.  Blocking output SMTP from individual dial-ups
has a serious negative consequence:

         Laptop mobile users cannot use their home SMTP server.

Why are mobile laptop users NOT using ssl/esmtp ? This uses port 587 or
425 or something like that... additionally, it provides authenitcation for
the connection. Atleast in small scenarios it works beautifully.


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