Re: OWA and SSL woes

  • From: "Zoran" <zmarjanovic@xxxxxxxx>
  • To: exchangelist@xxxxxxxxxxxxx
  • Date: Wed, 25 Feb 2004 05:13:33 -0700

Hi Jason,

If it works from the inside LAN, then you have problem with external DNS
or firewall. You can check DNS and ask the person to print you the
configuration that is related to OWA/SSL traffic. Do you use ISA?


> Hi Chaps,
> I'm having difficulty setting up forms based authentication with OWA.
> Setup:=20
> Windows 2003 Server
> Exchange 2003 Server
> Server in question is the Root CA, and I created a new web server
> certificate specifically for OWA.
> I've gone through the whole process of setting this up (assign
> certificate, enable form based authentication etc etc), and it appeared
> to be working fine. From our domain I got the log on screen, and was
> able to log in perfectly over SSL. The problem is with access from
> outside our LAN/Domain.=20
> I get a "This page must be viewed over a secure channel" message when I
> open http://<OWAserver>/exchange, as expected, but then when I go to
> https://<OWAserver>/exchange/ a "Page cannot be displayed" error is
> returned. Now this occurs only if I try to gain access from outside the
> LAN, so my initial thought was that port 443 was being blocked, but I
> have been assured by the person responsible for the firewall that this
> isn't the case. I can't do anything other than take his word for this
> unfortunately. So the only other issue I can think of is the server
> certificate.
> So my actual question is: Is what I described above symptomatic of a bad
> certificate? My knowledge of certificates isn't very extensive. Is it
> possible that the certificate would work on the LAN, but not from
> outside it? Is there a way I can confirm myself that 443 is open? Does
> this setup require ports other than 443 and 80 to be open?
> Thank you in advanced,
> Jason

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