Now that Exchange Server 2013 is available, some of you may well be wondering how to publish it to the Internet using Microsoft Threat Management Gateway (TMG) or perhaps the Microsoft Unified Access Gateway (UAG).
The first thing to know is that there is no Exchange Server 2013 publishing wizard, but do not panic as you can instead use the 2010 wizard, and then make some changes described here…Read the blog article from exchange team blog
