Manjiri:
>
> Hello,
>
> I am interested to know if it is possible to configure postfix such that, if
> a message is sent to multiple recipients. Out of which, if one is an invalid
> address and other is a valid address. Then, right now the postfix rejects
> the mail with a 550 error (Recipient address rejected: User unknown in
> virtual mailbox table) and mail is not delivered to the valid address
> recipient.
That is not how Postfix works. Show evidence (an actual
SMTP session) if you believe otherwise.
Wietse