Just yesterday I started to get this error message Error Code: 500 Internal Server Error. Forefront TMG cannot handle your request because the DNS quota was exceeded. Contact your Forefront TMG administrator. (12218) while browsing the internet. I could not find any information on this message at Microsoft or anywhere

I have had a problem where my TMG servers where having their L2TP ports switched back to the routing every time they rebooted or TMG settings where changed, turns out that it was a setting in the TMG server causing the problem. In the Remote Access Policy (VPN) section, there