I have seen user on this forum ask about monitoring Cisco Gateways. A computer wiz wrote one for me. I use it to monitor Disconnect Cause Codes to watch the health of our gateways and build excel files for traffic tracking. You can download it for free at
http://www.cableone.net/xnih/
goto Mortal X Software and select Gateway Analyer 0.01.4
The positive thing is you can write this guy and he will change the program to your requests.