Quoth Philip Hazel on Tue, Nov 10, 1998:
> You will discover the answer to this question when some moron sends
> 100,000 offensive junk mail messages through your host, with return
> addresses set to a non-existent address in your domain. This is not
> fantasy. It has happened on numerous occasions.
s/numerous/thousands of/
We had a case when someone sent spam through other hosts, but the
sender address was a non-existant user at our domain.
Vadik.
--
It was state of the art, he said.
The art in this case was probably pottery.
-- Terry Pratchett and Neil Gaiman, "Good Omens"
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