Block Teamviewer in TMG 2010 | UnBlock Teamviewer Using TMG 2010 | Permit Teamviewer Using TMG 2010 | Allow Teamviewer Using TMG 2010 | Stop Teamviewer| Teamviewer Ports

Many of systems Administrator using TMG 2010 and some times you need to block some sites ,application and ports due to security or policy issue.

In this article we need to know how we block / unblock the teamviewer using TMG 2010.

First of all we need to know how is the teamviewer work and what port its used for working?

1- TeamViewer use TCP 5938 port.
2- TeamViewer uses the follwing sites :