Postfix Address Verification

[Gareth]

See
http://www.mailscanner.info/wiki/doku.php?id=documentation:configuration:mta:postfix:how_to:reject_non_existent_users
Thats what I do and it works very well.

Just make sure Exchange is configured to reject mail to unknown
recipients. If you cant do that then there are other ways such as using
LDAP to regularly pull out a list of valid addresses from exchange,

On Mon, 2007-06-25 at 23:24, Jody Cleveland wrote:
> Hello,
> 
> I've got a RedHat 5 server with Postfix and MailScanner. This server checks
> all incoming mail and then forwards it on to an Exchange server. I'm looking
> for a way to verify recipients without touching active directory. Will
> either of these work at all?
> 
> smtpd_recipient_restrictions = reject_unauth_destination
> smtpd_recipient_restrictions = reject_unverified_recipient
> 
> - jody