Hello folks,
I have just published an article about Dial tone in Exchange Server 2007 at OutlookExchange.com (www.OutlookExchange.com). It will be three articles and the second and third will be available next week.
You can check this out at: http://www.outlookexchange.com/Articles/AndersonPatricio/AndersonPatricio_c1p1.asp
Best Regards,
Anderson Patricio