Patent ID: 7486621
Filing Date: 2009-02-03
Classification: H04L

Abstract:
1. A method for load balancing and overload control of traffic flowing through a media gateway, the media gateway having resources of interest for load balancing and overload control of traffic and being controlled by a media gateway controller, an interface being defined therebetween, the method comprising steps of: setting a reporting interval; setting, for each resource of interest, a first threshold level associated with a first level of the traffic; setting, for each resource of interest, a second threshold level associated with a second level of the traffic; querying the media gateway by the media gateway controller through the interface to determine a current resource usage of the media gateway; determining the current resource usage of the media gateway by the media gateway wherein determining the resource usage comprises determining usage levels of a digital signal processor in the media gateway; reporting the current resource usage of the media gateway to the media gateway controller through the interface upon at least one of expiration of the reporting interval or the occurrence of a traffic level crossing the first or second threshold; and, controlling the media gateway based on the reporting.