Re: Setting TCP/IP Ports for Exchange 2003 and Outlook Client Connections Through a Firewall

From: Kirill Palagin (kpalagin_at_no.phxint.mail.ru)
Date: 03/05/05


Date: Sat, 05 Mar 2005 11:27:52 +0300


I would like to discourage you from doing that. DMZ is supposed to have very
limited access to private network. If you insist - scroll down

keep scrolling

http://support.microsoft.com/default.aspx?scid=kb;en-us;270836

Kizetoni wrote:

> Hi All!
>
> We have an Exchange 2003 server behind NAT router. I want one MAPI client
> from DMZ zone to acces the exchange server (since SQL mailing client
> requires a MAPI profile to send the e-mails).
>
> I searched the net for the ports I need to open/forward so the MAPI
> connection could be established. I tried the MS Article ID:155831, but the
> registry keys they are talking about doesn't exist. Probalby the article is
> about the 2000 exchange.
>
> Then I opened for the port 135 and now it points to the exchange server, so
> clients from DMZ zone can access directly the exchange server establishing
> connections on port 135. But that doesn't work - when I try to make a
> profile in Outlook on the computer in DMZ, it says that it cannot find the
> server.
>
> What port should I open on my NAT router so Outlook XP (2002) and higher
> clients could access the exhcange 2003 server, having the full
> functionality...?
>
> Thanx in advance!
>
> Regards,
> Kizetoni



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