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

Claim 3:
4. The method in accordance with claim 2, wherein the selecting further comprises:
determining, by the interrogating session control node, that the identified serving session control node is not equipped with the one or more UE initiated server capabilities;
transmitting, by the interrogating session control node, triggered by the determining, to the Home Subscriber Server, a user authorization request message comprising a request for server capabilities for the serving session control node and comprising the UE capability feature;
receiving, by the interrogating session control node, from the Home Subscriber Server, a user authorization answer message comprising one or more server capabilities and the one or more UE initiated server capabilities; and
selecting, by the interrogating session control node, a serving session control node based on the one or more received UE initiated server capabilities and based on the one or more server capabilities.