CPC H04L 67/141 (2013.01) [H04L 12/4633 (2013.01); H04W 76/10 (2018.02)] | 8 Claims |
1. A method of operating a Session Management Function (SMF) node of a wireless communication network, the method comprising:
receiving a request to create a session for a wireless device (UE);
transmitting a communication establishment request to a Network Exposure Function (NEF) node responsive to receiving the request to create the session for the wireless device, wherein the communication establishment request includes User Plane Function (UPF) node information for a tunnel between a UPF node and the NEF node to be used for the session for the wireless device;
receiving a communication establishment response from the NEF node, wherein the communication establishment response includes NEF node information for the tunnel between the UPF node and the NEF node to be used for the session for the wireless device; and
transmitting a tunnel information update to the UPF node after receiving the communication establishment response, wherein the tunnel information update includes the NEF node information for the tunnel between the UPF node and the NEF node.
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