Patent ID: 9723155
Date: 2017-08-01
CPC Classifications: H04L,H04M,H04W

Claim:
1. A method performed by one or more network devices, comprising: establishing, by the one or more network devices, a communication session involving user devices by routing the communication session through a core network of a wireless telecommunications network, the establishment of the communication session including maintaining network address translation (NAT) information describing information sent between the user devices during the communication session through the core network; determining, by the one or more network devices and based on the NAT information, that the user devices are both attached to a single radio access network (RAN) device of the wireless telecommunications network; identifying, by the one or more network devices, the RAN device to which the user devices are attached; and causing, by the one or more network devices, the communication session to be routed locally by the RAN device such that information sent between user devices during a remainder of the communication session is not routed through the core network.