An adaptive test. I answered 15 questions.
Most questions are already here in others' braindump.
So I am not going to repeat them again. Thanks all you braindump contributers here. Instead I try to focus more on the answers so to save you time in researching. Here is my tips. How to minimize bandwidth usage between WAN sites e.g. an Exchange server for each remote sites and make use of X.400 connector instead of site connector 2.