SMTP conversation:
----------
> MAIL FROM:<verptest-@host1-@[]>
> 250 ok
< RCPT TO:<user@host2>
> 250 ok
< DATA
> 354 go ahead
< Subject: VERP test
<
< .
> 250 ok 916770426 qp 1077
----------
Delivered message:
----------
Return-Path: <verptest-user=host2@host1>
Delivered-To: user@host2
Received: (qmail 16270 invoked from network); 19 Jan 1999 18:27:09 -0000
Received: from host1 (xx.xx.xx.xx)
by host2 with SMTP; 19 Jan 1999 18:27:09 -0000
Subject: VERP test
----------
Conclusion: qmail does not need to send multiple copies of VERPed message
if the destination SMTP server runs qmail (or any other VERP-enabled MTA
if such MTA existed).
Of course, it needs to figure out whether a particular MTA supports VERP.
--Pavel Kankovsky aka Peak [ Boycott Microsoft--http://www.vcnet.com/bms ]
"NSA GCHQ KGB CIA nuclear conspiration war weapon spy agent... Hi Echelon!"