Patent ID: 11870854
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC G  H

Claim 4:
5. The method of claim 1, further comprising:
at the SGW or the new SGW:
receiving a create/update/delete bearer request from the first combined SMF/PGW-C instance, the create/update/delete bearer request comprising information that indicates that the first combined SMF/PGW-C instance desires to take over the session for the wireless communication device; and
forwarding the create/update/delete bearer request to the MME; and

at the MME:
receiving the create/update/delete bearer request from the SGW or the new SGW; and
sending a third create session request to the SGW, the new SGW, or a further new SGW, the third create session request comprising information that indicates the first combined SMF/PGW-C instance.