RE: Exchange and the Windows Firewall

  • From: "Taylor, George" <gtaylor@xxxxxxxx>
  • To: "[ExchangeList]" <exchangelist@xxxxxxxxxxxxx>
  • Date: Thu, 19 Jan 2006 09:44:46 -0700

Rich,
 
If your doing this for testing at home or something, maybe it'll work.
If this is in a business environment you NEED to setup a hardware
firewall solution to protect your entire network infastructure, not just
a server or two.  There are many choices for hardware firewalls, the
Nokia IP380s and Nokia IP440s are very good and when used together give
you a nice dual wall with DMZ setup.
 
If your users require the Outlook client to connect from the internet
somewhere then your going to have to provide them with some type of VPN
solution.  If they simply need access to their email and calendar then
you can easily give them OWA access from within the DMZ.
 
George Taylor
Systems Programmer
Regional Health Inc.
 

  _____  

From: Rich Gallo [mailto:RGallo@xxxxxxxxxxxxxxxxx] 
Sent: Thursday, January 19, 2006 9:07 AM
To: [ExchangeList]
Subject: [exchangelist] RE: Exchange and the Windows Firewall
Sensitivity: Private


http://www.MSExchange.org/


I guess the next question is - Any software firewall products for
Exchange (or Exchange-aware) off the top of your head you might suggest
for that? I was going to look into Zone Alarm but I wasn't sure how
Exchange-friendly it was.

 

  _____  

From: John T (Lists) [mailto:johnlist@xxxxxxxxxxxxxxxxxxx] 
Sent: Thursday, January 19, 2006 10:39 AM
To: [ExchangeList]
Subject: [exchangelist] RE: Exchange and the Windows Firewall
Sensitivity: Private

 

http://www.MSExchange.org/

Microsoft did themselves a disservice by adding the Windows Firewall to
the server products.

 

You should not be using the Windows Firewall on a server.

 

You HAVE to get a full featured firewall to protect your network and
servers.

 

John T

eServices For You

 

-----Original Message-----
From: Rich Gallo [mailto:RGallo@xxxxxxxxxxxxxxxxx] 
Sent: Thursday, January 19, 2006 4:08 AM
To: [ExchangeList]
Subject: [exchangelist] Exchange and the Windows Firewall
Sensitivity: Private

 

http://www.MSExchange.org/

Hey Everyone,

 

I would like to lock down my Exchange server by activating the Windows
Firewall (Server 2003 Standard and Exchange 2003 Enterprise).  When I
activated the firewall, I thought I allowed all the proper exceptions
but I was not able to connect with Outlook.  I know that port selection
is dynamic in a lot of cases but does anyone know of any specific port I
should be allowing in order to successfully connect an Outlook client
(from the inside of the network, same subnet as the Exchange server)??
Any help anyone would give would be great!

 

Rich

 

 

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