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1. (WO2018177656) APPLICATION TOPOLOGY AWARE USER PLANE SELECTION IN NR AND 5GC

Pub. No.:    WO/2018/177656    International Application No.:    PCT/EP2018/054101
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Wed Feb 21 00:59:59 CET 2018
IPC: H04L 29/08
H04L 12/24
Applicants: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Inventors: MYHRE, Elena
HALL, Göran
BACKMAN, Jan
VIKBERG, Jari
WAHLQVIST, Mattias
Title: APPLICATION TOPOLOGY AWARE USER PLANE SELECTION IN NR AND 5GC
Abstract:
Systems and methods relating to selection of user plane functions in a core network and a radio access network of a cellular communications network that take into consideration information related to application server selection are disclosed. In some embodiments, a method of operation of a network node in a cellular communications network that comprises a radio access network and a core network comprises selecting a user plane function for a protocol data unit session for a wireless device based on information related to application server selection such that the protocol data unit session for the wireless device utilizes the selected user plane function. In this manner, optimal user plane connectivity between an application client in the wireless device and an application server is provided.