ng-upnp2mrtg
The source code has moved to Github
ng-upnp2mrtg queries UPnP capable routers and retrieves the traffic byte counters and the uptime information. The output can be used by the popular Multi Router Traffic Grapher (MRTG).
Adaptation to other UPnP capable routers/modems is easy.
This project was registered on SourceForge.net on Apr 13, 2009.