US 12,407,561 B2
Network function request error handling
Prashanti Das, Bangalore (IN); Bruno Landais, Pleumeur-Bodou (FR); and Ioannis Mouroulis, Athens (GR)
Filed by Nokia Technologies Oy, Espoo (FI)
Filed on Jan. 11, 2022, as Appl. No. 17/573,410.
Claims priority of application No. 20215027 (FI), filed on Jan. 13, 2021.
Prior Publication US 2022/0224589 A1, Jul. 14, 2022
Int. Cl. H04L 41/0604 (2022.01); H04L 9/32 (2006.01); H04L 41/0654 (2022.01); H04L 67/02 (2022.01); H04L 67/561 (2022.01)
CPC H04L 41/0627 (2013.01) [H04L 9/3213 (2013.01); H04L 41/0654 (2013.01); H04L 67/02 (2013.01); H04L 67/561 (2022.05)] 11 Claims
OG exemplary drawing
 
1. An apparatus comprising at least one processing core, at least one memory including computer program code, the at least one memory and the computer program code being configured to, with the at least one processing core, cause the apparatus at least to:
receive, from a network function consumer, a service request for a service by a network function producer,
transmit, in response to an error in obtaining an access token directly from a network repository function on the basis of the service request, a response to the service request to the network function consumer wherein the response comprises an identity of the network repository function that rejected the access token request, and wherein the access token is for authorizing access to a service at the network function producer and the response is indicative of an access token error, and
wherein the apparatus comprises a service communication proxy of a service based architecture system.