Master Exchange 2007

powershell, automation & more…

Add UPN / user principle name to outlook web access / owa login

Posted by shauncroucher on April 14, 2010

I have noted there are quite a few folk who would like to use the user principle name for the Outlook Web Access login with Exchange 2007 / 2010. Some people would like to add the external domain name and use this as the UPN and login

There is a very easy method to achieve this and it is documented here:

Once you follow these instructions you can login with the full UPN, so for example, if you have a domain example.local and an external domain of you could login as follows:


Password: <domain password>



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