Hi,

Since you are sending back a 450 error code (temporary error code vs
the 550 permanant error code), then the sender MTA will keep trying
until it reaches it's own "give up and tell the sender" time period,
usually about 3 days. In this case, it could be longer than three days.

If it is something that you want, you have to add them to the list of
local recipients (check "local_recipient_maps" in your postconf output,
and add them to whatever file is specified). Check your postconf output
for that. Also, if you want to reject this message permantly and in a
production system you probably want to, check that you have "soft_bounce
= no" in your main.cf (it changes permanant errors into temp ones, great
for testing).

Ifyou want the email, add the user name to your /etc/aliases file and
point the alias to your account is probably the easiest. Recompile the
/etc/alias file (newaliases) and wait a minute (or use "postfix
reload"). Note, this will work provided that your local_recipient_map is
something like "local_recipient_maps = proxy:unix:passwd.byname
$alias_maps" in your main.cf.

Hope that makes some sort of sense and answers roughly what you want.

Cheers

Al Sheppard


>>> [EMAIL PROTECTED] 17/12/2004 11:44:10 a.m. >>>
I see from my logs that someone has repeatedly sending mail to a
non-existent user on my system (for once this is something I actually
want, not a piece of spam)

How should the sending smtp server react to constant messages from my
smtp server to the effect that the message is rejected  :

Dec 16 03:40:57 www postfix/smtpd[23914]: NOQUEUE: reject: RCPT from
mta202-rme.xtra.co.nz[210.86.15.145]: 450 <[EMAIL PROTECTED]>:
Recipient address rejected: User unknown in local recipient table;
from=<[EMAIL PROTECTED]> to=<[EMAIL PROTECTED]> proto=ESMTP
helo=<mta202-rme.xtra.co.nz>

the sender does not seem to have got any bounce or notification - this
started on Monday, its now friday and still going on.
--
Nick Rout <[EMAIL PROTECTED]>






--
Al Sheppard
Support Centre Consultant,
Information Technology Services,
Lincoln University
Email: [EMAIL PROTECTED]
Phone: +64 3 325 3838 extn. 8996

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