We are about to install Unity 4, with Exch 5.5 (unified) and were wondering about the possible risks/changes to the Exchange 5.5 environment. Am I correct in saying that Unity will store information in 4 custom attributes (hidden) within the Exchange directory? What other changes are made? This is part of a risk assessment, and a suitable backout plan is required.
What other areas should we be concerned about in the Exchange environment? Are there any other major problems we could encounter?
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...