[isapros] Re: [ISAServer] DMZ to SQL

  • From: "Amy Babinchak" <amy@xxxxxxxxxxxxxxxxxxxxxxxxxx>
  • To: <isapros@xxxxxxxxxxxxx>
  • Date: Tue, 11 Jul 2006 20:25:46 -0400

NAT. 

Pings from web server to sql server get to their destination. 

-----Original Message-----
From: isapros-bounce@xxxxxxxxxxxxx [mailto:isapros-bounce@xxxxxxxxxxxxx]
On Behalf Of Thomas W Shinder
Sent: Tuesday, July 11, 2006 7:36 PM
To: isapros@xxxxxxxxxxxxx
Subject: [isapros] Re: [ISAServer] DMZ to SQL

Hi Amy,

Do you have a route or NAT relationship between the Web server and the
SQL server?

Tom

Thomas W Shinder, M.D.
Site: www.isaserver.org
Blog: http://blogs.isaserver.org/shinder/
Book: http://tinyurl.com/3xqb7
MVP -- ISA Firewalls

 

> -----Original Message-----
> From: Amy Babinchak [mailto:amy@xxxxxxxxxxxxxxxxxxxxxxxxxx] 
> Sent: Tuesday, July 11, 2006 6:10 PM
> To: isaserver@xxxxxxxxxxxxxxx
> Subject: [ISAServer] DMZ to SQL
> 
> I'm stumped. Working with a client to setup a DMZ for a web server.
> Sounds easy enough. The web server (in the DMZ) needs to talk 
> to an SQL
> server on the Internal network. The web server can 
> communicate DNS, ICMP
> and any domain communications protocols that I throw at it. 
> It can even
> ping the SQL server and the SQL server can ping it. 
> 
> But SQL Server protocol port 1433 blows right by my DMZ 
> access rule and
> gets blocked by the default rule. 
> 
> Is there something special about SQL? This is the first time 
> I've tried
> to give access from DMZ to an SQL server.
> 
> Thanks,
> 
> Amy
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