Here is an article that explains the steps that are needed to allow SCOM Agent communication from a Forefront TMG 2010 server to its SCOM management server.
http://oostdam.info/index.php/sectie-blog/249-scom-install-agent-on-forefront-tmg-server
Here is an article that explains the steps that are needed to allow SCOM Agent communication from a Forefront TMG 2010 server to its SCOM management server.
http://oostdam.info/index.php/sectie-blog/249-scom-install-agent-on-forefront-tmg-server
Good article I found that explains in detail how Web Access Policy works within TMG.
http://technet.microsoft.com/en-us/magazine/ff472472.aspx
FF TMG 2010 TechNet
http://technet.microsoft.com/en-us/library/ff355324.aspx
FF TMG 2010 VPN Overview
http://www.isaserver.org/tutorials/Checking-Out-TMG-2010-Virtual-Private-Network-Server-Part1.html
FF TMG 2010 PPTP VPN Configuration
http://www.isaserver.org/tutorials/Checking-Out-TMG-2010-Virtual-Private-Network-Server-Part2.html
FF TMG 2010 L2TP/IPSEC VPN Configuration
http://www.isaserver.org/tutorials/Checking-Out-TMG-2010-Virtual-Private-Network-Server-Part3.html