Patent ID: 9344949
Filing Date: 2016-05-17
CPC Classification: H04L,H04W

Claim Text:
1. A method for selecting a terminating media gateway from multiple media gateways in a first mobile switching center server (MSS) pool, the method comprising: receiving, by a terminating control node that is located within the first MSS pool, an invitation to initiate a session initiation protocol (SIP) session that includes an originating media gateway trunk group identifier and a trunk context, obtaining, by the terminating control node, a geographic location of each media gateway of the multiple media gateways, selecting, by the terminating control node, a target media gateway from the multiple media gateways using the originating media gateway trunk group identifier and/or the trunk context to localize user plane traffic, routing the user plane traffic from the originating media gateway via the target media gateway.