From: ^Herman^ (hermanofzo.nl)
Date: Wed Nov 23 2005 - 16:52:55 CST

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Im realy sorry i thought i was clear. This is a message sombody gets if
he tries to deliver mail to a non existent user.

example:
telnet myhostname.nl 25
Escape character is '^]'.
220 got pr0n?
helo xs1.xs4all.nl
250 myhostname.nl
mail from:hermanofzo.nl
250 Ok
rcpt to:unknownalain-net.net
550 <unknownalain-net.net>: Recipient address rejected: undeliverable
address: host 84.107.148.123[84.107.148.123] said: 550 5.1.1 User
unknown (in reply to RCPT TO command)

Now thats to mutch information to the "sender"

mouss wrote:

> ^Herman^ a écrit :
>
>> The good part: I have smtpd_recipient_restrictions =>
>> reject_unverified_recipient enabled and it works like advertised :)
>>
>> However if I try to send a mail witch I am not final recepient for it
>> barks a bit to mutch information.
>>
>> ( external transport )
>> 550 <doesnotexistfoo-bar.net>: Recipient address rejected:
>> undeliverable address: host 84.107.123.123[84.107.123.123] said: 550
>> 5.1.1 User unknown (in reply to RCPT TO command)
>
>
> - where you do see this message. if it's in the logs, feel happy to
> get good logs. if it's in a bounce message, then you have a
> backscatter issue.
>
>>
>> And on internal machines :
>>
>> 550 <someusersome-internalhost.nl>: Recipient address rejected:
>> undeliverable address: host 10.0.3.10[10.0.3.10] said: 550
>>
>> Is there a way to let the message stop at the "Recipient address
>> rejected" and not give all the juicy details on my network topology?
>
>
> to give the details to whom? if you don't tell us who sees such
> things, how and when, we're gonna stay blind.
>

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