I was intending on using IPSec for traffic from the front-end server
back to the LAN.  This is how we run the MIS server currently.  Keeps
open ports to a minimum.


Regards,

Rob Ellis
IT Manager 
Samsara Group plc 
Tel 023 9224 7979 
Mob 07974 111867
MCP BEng(hons)



-----Original Message-----
From: Ed Crowley [MVP] [mailto:[EMAIL PROTECTED] 
Sent: 20 October 2003 21:19
To: Exchange Discussions
Subject: RE: Upgrade 2000 to 2003


I don't like putting a front-end server in a DMZ because of the number
of
ports you must open.

Ed Crowley MCSE+Internet MVP
Freelance E-Mail Philosopher
Protecting the world from PSTs and Bricked Backups!T

-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Rob Ellis
Sent: Monday, October 20, 2003 5:39 AM
To: Exchange Discussions
Subject: Upgrade 2000 to 2003

Can I please have comments on the following plan?

The current setup:

EX01, an Exchange 2000 Enterprise edition server sits on our LAN.  In
our
DMZ we have MIS01, a Mobile Information Server 2002 server. (both these
servers are member servers in the AD)

Also in our DMZ, we have a workgroup win2k server which acts as our SMTP
gateway for Exchange.

Users access OWA on EX01 by connecting to our firewall using https, and
the
firewall NATs that through to EX01.

All of that works fine.


The plan:

Taking advantage of our Software Assurance, upgrade EX01 to Exchange
2003 enterprise edition.

Buy a license for Exchange 2003 Standard edition, and install that on
MIS01,
configure as front end server for OWA, connecting to mailboxes on
EX01

Re-jig so MIS01 is also acting as our SMTP gateway, probably retaining
the
workgroup server as a backup MX

MIS functionality (serversync, OMA, etc) is included in Ex2003, so we
don't
need MIS2002 anymore.



Thanks in advance.


Regards,

Rob Ellis
IT Manager
Samsara Group plc
Tel 023 9224 7979
Mob 07974 111867
MCP BEng(hons)



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