Patent ID: 11876839
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 10:
11. A Home Subscriber Server, HSS, configured to support selection of a serving session control node, for a User Equipment, UE, in an Internet Protocol, IP, Multimedia Subsystem, IMS, telecommunication network, the HSS comprising:
receive equipment configured to:
receive, from an interrogating session control node, a user authorization request message comprising a UE capability feature mappable to a server capability supported by the serving session control node;

process equipment configured to:
in response to the user authorization request message, map the received UE capability feature to the server capability supported by the serving session control node; and

transmit equipment configured to:
transmit, to the interrogating session control node, a user authorization answer message comprising the server capability supported by the serving session control node, the user authorization answer message triggering the interrogating session control node to select a serving session control node based on the server capability.