Patent ID: 11863323
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 9:
10. A method performed by a 3GPP Access and Mobility Management Function (AMF), comprising:
receiving a transport message transmitted by a wireless device, wherein the transport message comprises a session management message;
determining whether the session management message can be forwarded to a 3GPP Session Management Function (SMF);
as a result of determining that the session management message cannot be forwarded to a SMF, transmitting a message to the wireless device, the message comprising the session management message and an indication of non-delivery of the session management message to a SMF, wherein
the transport message is an uplink (UL) transport message, and
the session management message is a 5G session management (5GSM) message.