Patent ID: 9313146
Filing Date: 2016-04-12
CPC Classification: H04L

Claim Text:
1. A method for managing bandwidth in a distributed telephony system, the method comprising: receiving at a source an offer message from a first endpoint to connect a call between the first endpoint and a second endpoint, the offer message including a first media settings list for the first endpoint, the first media settings list identifying one or more media types requested by the first endpoint for the call; determining a filtered media preferences list based on the first media settings list for the first endpoint and a second media settings list for the source, the filtered media preferences list identifying one or more media types requested for the call; allocating bandwidth to media pools based on the first filtered media preferences list, each of the media pools associated with a different type of media, wherein allocating bandwidth includes determining that there is insufficient bandwidth for a higher priority media pool and allocating bandwidth from a lower priority media pool to the higher priority media pool; sending an invite message from the source to a destination, the invite message including the filtered media preferences list; and receiving an answer message from the destination, the answer message including a call settings list that includes actual media settings that will be used to connect the call.