> I am not sure if GUID is unique for us, since some customer use
> Microsoft Terminal Server which would result in the same MAC-adress
> for severall clients. With our approach I can handle this situation.

This isn't a problem. The MS logic ensures that unique values for all
calls. You would need to be generating 10,000's of calls per second
before this could become an issue.

It will be true that the GUID values will all look very similar, but
they will be unique.


Sean