I've got a machine that is not joined to the domain that I need to allow on Communicator via a domain user/pass. However, Communicator will never show the username and password input boxes on the sign-in screen. It only shows the "sign-in address". I've tried setting it to automatic configuration as well as manual. Neither give me these boxes to allow me to input the domain user/pass. I know this is possible as I've seen examples across the internet such as the following...
http://occs.odu.edu/projects/exchange/officecommunicator2007_setup.pdfHow can I do this?