It does sound like a Front-end/Back-end ... if so, make sure you are using basic (clear text) authentication... it won't work without it. Are you getting any error messages in your event log ?
I'd be very wary of opening up Port 80 on my firewall... have you considered using SSL as well ? Regards Mylo -----Original Message----- From: Tony Hlabse [mailto:[EMAIL PROTECTED]] Sent: 28 February 2002 04:22 To: Exchange Discussions Subject: Re: Accessing OWA via a Proxy/Relay Server So you set it up as a front end/ back end deployment? ----- Original Message ----- From: "Alex T" <[EMAIL PROTECTED]> To: "Exchange Discussions" <[EMAIL PROTECTED]> Sent: Wednesday, February 27, 2002 4:24 PM Subject: Accessing OWA via a Proxy/Relay Server > Apologies in advance if this question is dumb or has already been addressed > in the archives or elsewhere--we are still Win2K/Exchange novices and would > appreciate some help. We upgraded to Exchange from a UNIX/sendmail system. > About 75 mailboxes. Server is running Win2K SP2 and E2K SP2. Clients > running Windows98/NT4 with Outlook 2000. We also have a few internal Mac > clients that access Exchange via OWA. > > We now want to open up OWA for off-site users and do so securely. We > installed a new separate Win2K SP2 server behind the firewall, opened the > firewall to allow Internet traffic to this new server, and enabled IIS on it > with virtual folders pointing to the OWA folders on the Exchange Server. > This new server is running ISA. When we attempt to connect from the outside > using http://newservername/exchange, we are prompted for user/password, but > after entering an administrator userID/password (who has an e-mail account), > we get 403 Unauthorized Access error. We are able to connect to other > non-exchange folders on the Exchange server using this method (e.g. > http://newservername/intranet to reach the corporate Intranet site). We > have followed the directions in MS articles Q308599, Q290113, Q207655. What > are we missing here? > > > _________________________________________________________________ > Chat with friends online, try MSN Messenger: http://messenger.msn.com > > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > Archives: http://www.swynk.com/sitesearch/search.asp > To unsubscribe: mailto:[EMAIL PROTECTED] > Exchange List admin: [EMAIL PROTECTED] > _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED]
