5.1.1 User unknown bounces

Andrew Morgan morgan at orst.edu
Mon Sep 11 18:53:23 EDT 2006

On Mon, 11 Sep 2006, Simon Matter wrote:

> You could easily run a cron job on the cyrus-imapd server(s) and create
> user/mailbox lists, scp them to the postfix relays and use the files there
> to decide which mail to accept. That way you can also greatly reduce the
> load on spam tagging servers and also reduce bounces to a minimum. In our
> case the file looks like this:
> user1 at domain.tld    OK
> user2 at domain.tld    OK
> and it's configured like this in main.cf:
> relay_recipient_maps = hash:/etc/postfix/relay_recipients

Does this work for transport maps?  Right now the relays take everything 
@onid.orst.edu and shove them down LMTP to our Cyrus server, using a 
transport map.


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