CPC H04L 12/1407 (2013.01) [H04L 45/306 (2013.01); H04L 45/34 (2013.01); H04L 47/2441 (2013.01); H04L 47/2483 (2013.01); H04M 15/66 (2013.01); H04W 4/24 (2013.01); H04W 24/08 (2013.01); H04W 40/02 (2013.01)] | 24 Claims |
1. A method of operating a first network node of a wireless communication network, the method comprising:
receiving a request from a second network node to activate packet flow descriptor, PFD, extraction with respect to a session for a wireless device;
receiving application traffic for the wireless device, wherein an address is provided to route the application traffic;
determining an application identifier for the address responsive to the address for the application traffic being unknown to the first network node; and
transmitting a PFD notification to the second network node, wherein the PFD notification includes the application identifier.
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