CPC H04W 8/20 (2013.01) [H04W 48/18 (2013.01); H04W 60/00 (2013.01); H04L 2101/654 (2022.05)] | 17 Claims |
1. A method implemented at a first network node in a wireless core network with service based architecture, comprising:
determining, in response to trigger of network function selection for a terminal device of the wireless core network, at least one subscriber group that the terminal device is matched with; and
storing the at least one network function instance in association with the at least one subscriber group, comprising storing the at least one network function instance in association with the at least one subscriber group for a certain period, such that after the certain period expires, the network function instance is updated.
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