Patent ID: 9271216
Filing Date: 2016-02-23
CPC Classification: H04L,H04W

Claim Text:
1. A method of sending user plane traffic via a node located between a base station and a Serving Gateway in a mobile telecommunications network, the method comprising, at the base station located in a Radio Access Network: receiving a first message containing tunneling protocol information identifying the Serving Gateway; sending a second message towards the node, the second message including tunneling protocol information identifying the base station and the Serving Gateway for use by the node to establish a first tunnel between the node and the base station and to establish a second tunnel between the node and the Serving Gateway; receiving a third message from the node, the third message including tunneling protocol information for the base station to use towards the node, and tunneling protocol information for the Serving Gateway to use towards the node; sending in a fourth message tunneling protocol information for the Serving Gateway to use towards the node; and sending and/or receiving user plane traffic between the base station and the Serving Gateway via the node, using the first tunnel and without using the second tunnel for the sending and/or the receiving the user plane traffic between the base station and the node, in response to the node being in communication with the base station.