How to use our domain name to log in

A team of ours recently exposed some of our software to the Internet, and for a while we've had OWA access to Exchange via the public interface.  However, when we log in we have to use LOCAL\username or

This is really frustrating.

Is there anyway to alter our AD setup so that we can log in as or just ourdomain\username? is hosted at our ISP DSN provider (but that should really just be for our web stuff, I would think), and in Exchange and Active Directory our emails are all setup as

Any tips to this?  I've had a tough time finding the correct google and expert-exchange search strings to find a solution.

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You can try a domain rename tools from microsoft to change your FQDN for

But if you change your active directory authentification for, All you Internal DNS will need an update. Because a local user, when he will try to go under, this will resolve locally.. you will need to add A record for every of your services...

I hope this will help you.


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LandhoAuthor Commented:
bmdgi - thanks, if we can avoid renaming the domain that would be best.

mboppe - thanks, great solution and works for UPN so we can now use, though doesn't work for the W2K  'LOCAL\username' login though
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