Linux Addict:
> Sahil Tandon wrote:
> > Linux Addict wrote:
> >
> >   
> >> Hello, I have clients sending mails to an non-existent email  
> >> address/domain, emailerm...@exchange.example.net. I want to discard any  
> >> mail sent to this address. I looked at smtpd_recipient_restrictions, but  
> >> cant figure out how to get this done. Please help me!!
> >>     
> >
> > Why not simply reject such messages?  What is the reason you want to
> > accept but silently discard messages to that non-existent user?  It is
> > your choice to do so, but please offer some rationale for the archives.
> >
> >   
> Sorry.. I wasn't checking my mails for sometime. I am open to Rejecting 
> those mails as well..
> 
> Well. The mails are sent by one of the legacy app which has the hard 
> coded the email address. The email domain has been decommed recently. 
> The engineering will update this email address in their next release. 
> But till that time, I don't want postfix to spend energy on these mails.
> 
> So How will I reject mails to the email in question. Transport will do?

Transport rules such as:

    u...@example.com  error:5.1.1 user unknown
    example.com       error:5.1.2 domain unknown

will do the job.

        Wietse

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