Windows Exchange Server

[Glenn Steen]

2008/6/3 Mail Admin <mailadmin at midland-ics.ie>:
> Jason - Is there such a setting or configuration for Sendmail ?
> "recipient_address_verification"
>
> I relay mail for several domains, some of which are Exchange Servers. It
> would be good to drop mail at MTA if Exchange Recips not VALID
>
> Regards
> Kevin
One need use a milter for Sendmail. smf-sav can be used (although you
shouldn't do the _sender_ part, only recipient)... or milter-ahead
(which will cost a bit, I think... I'm strictly PF myself:-).

Cheers
-- Glenn

> -----Original Message-----
> From: mailscanner-bounces at lists.mailscanner.info
> [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf Of Jason Ede
> Sent: 03 June 2008 14:00
> To: MailScanner discussion
> Subject: RE: Windows Exchange Server
>
> Aye, for postfix we use recipient_address_verification so our MailScanner
> server never accepts emails that we cannot deliver onto the exchange servers
> and requires no extra tweaking on our part... It has massively cut the load
> on our MailScanner servers.
>
> Jason
> ________________________________________
> From: mailscanner-bounces at lists.mailscanner.info
> [mailscanner-bounces at lists.mailscanner.info] On Behalf Of Ronny T. Lampert
> [telecaadmin at gmail.com]
> Sent: 03 June 2008 10:17
> To: MailScanner discussion
> Subject: Re: Windows Exchange Server
>
>> I have numerous clients doing it this way and it just works.  If you are
>> using sendmail as your MailScanner MTA I can provide complete help on
>> how to make this work with MailScanner and exchange (all versions).
>
> And I can help with postfix (+ Active Directory / LDAP)!
>
>
> As for the inter-Exchange traffic: this really should be "trusted"
> internal traffic, between internal servers, on an strictly internal network.
> If it is NOT then it should not be allowed to flow freely between
> servers directly.
>
> In any case you should run a mail scanning virus scanner on your
> Exchange servers so internal viruses can not propagate.
>
>
> Cheers,
> Ronny
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-- 
-- Glenn
email: glenn < dot > steen < at > gmail < dot > com
work: glenn < dot > steen < at > ap1 < dot > se