Re: Protecting an Exchange server?

[Michael Gale <michael.gale () bluesuperman com>]

Hello,

        Unless you know how to use a Unix / Linux mail system check out
www.mxtreme.com otherwise postfix with amavisd-new.

Michael.


On Thu, 13 May 2004 10:51:56 -0700
"Mark G. Spencer" <mspencer () evidentdata com> wrote:

> Hello,
>
> I'm wondering if there is any way to locate an Exchange server on my
> internal network and place some kind of email appliance on our DMZ to
> actually send and receive email to the world and to the Exchange
> server on my internal network?
>
> Basically, I don't want my Exchange server to be accessible to the
> world in any way.
>
> So ..
>
> Internet -> My Email Appliance -> Firewall -> Exchange Server
>
> I envision setting up a dedicated route in the firewall between the
> email appliance out on the Internet and my Exchange server behind the
> firewall on my local network?
>
> Are there any email appliances that can work with Exchange in this
> way? It's my (limited) understanding that Exchange server can't "pop"
> to another email server to pull each Exchange users email, so I'm not
> sure exactly how or if my plan could be put into action.
>
> Thanks,
>
> Mark
>
>
>
>
>
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Ethical Hacking at the InfoSec Institute. Mention this ad and get $545 off 
any course! All of our class sizes are guaranteed to be 10 students or less 
to facilitate one-on-one interaction with one of our expert instructors. 
Attend a course taught by an expert instructor with years of in-the-field 
pen testing experience in our state of the art hacking lab. Master the skills 
of an Ethical Hacker to better assess the security of your organization. 
Visit us at: 
http://www.infosecinstitute.com/courses/ethical_hacking_training.html
----------------------------------------------------------------------------