Hi All :
Although Forefront TMG 2010 retired, Forefront UAG 2010 still handle edge access security protection. In fact, TMG was bundled with UAG, so you can still use TMG through UAG server.
This blog post will to show how to deploy Forefront UAG 2010.
More information, please refer TechNet library: http://technet.microsoft.com/en-us/library/ff358694.aspx
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