RE: ISA Configuration for OWA
- From: "Thomas W Shinder" <tshinder@xxxxxxxxxxx>
- To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
- Date: Thu, 27 Oct 2005 15:33:36 -0500
Hi Beth,
On the Users tab, enable the forward basic authentication checkbox and
see what happens.
HTH,
Tom
Thomas W Shinder, M.D.
Site: www.isaserver.org
Blog: http://spaces.msn.com/members/drisa/
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MVP -- ISA Firewalls
**Who is John Galt?**
> -----Original Message-----
> From: Beth Whyle [mailto:bethwhyle@xxxxxxxxx]
> Sent: Thursday, October 27, 2005 3:20 PM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] ISA Configuration for OWA
>
> http://www.ISAserver.org
>
> I've spent a few days going in circles over the OWA
> authentication methods on the ISA server.
> Background information:
>
> Set up the Certificate for HTTPS(also
> exported/imported for the internal front end Exchange
> server)
> Modified the host file on the ISA Server to ensure the
> URL was pointing to the address of the internal front
> end Exchange server.
>
> Forms-based authentication is turned off on the front
> end server.
>
> I followed the instructions for configuring all the
> pieces and everything works fine if the authentication
> within the OWA Listener on the ISA server is set to
> Basic. However, once I change the authentcation to
> FBA and check require all users to authenticate it no
> longer works. The OWA LogOn screen served by the ISA
> server comes up but when you try to log in it just
> brings you back to the logon screen.
>
> I reviewed the firewall log and when authentication is
> set to basic I can see the traffic going to the front
> end server(internal) for authentication.
>
> When auth is set to FBA I only see traffic destined
> for the ISA Servers external IP address. Strange?
> What mechanism controls the redirect to the front end
> server when FBA is selected?
>
>
> I have silly question that may or may not be related.
> When setting up the ISA Server is it necessary to have
> IIS Running? Nothing but OWA is being served from
> this server. Obviously it does not bcs I have it
> stopped but I just want to clarify. When I had it
> enabled, it was accepting the https requests to
> process itself when in reality I think the OWA HTTPS
> Listener needs to handle the request. Is this sound
> logical or am I way off base?
>
> Any feedback would be appreciated.
>
>
>
>
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