US 11,991,145 B2
Device and method for providing information of application server in mobile communication system
Jicheol Lee, Suwon-si (KR); and Sunghoon Kim, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Appl. No. 17/755,617
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
PCT Filed Nov. 4, 2020, PCT No. PCT/KR2020/015341
§ 371(c)(1), (2) Date May 3, 2022,
PCT Pub. No. WO2021/019232, PCT Pub. Date May 14, 2021.
Claims priority of application No. 10-2019-0140553 (KR), filed on Nov. 5, 2019; and application No. 10-2020-0001734 (KR), filed on Jan. 6, 2020.
Prior Publication US 2022/0345442 A1, Oct. 27, 2022
Int. Cl. H04L 61/4511 (2022.01); H04L 61/2517 (2022.01); H04L 67/147 (2022.01)
CPC H04L 61/4511 (2022.05) [H04L 61/2517 (2013.01); H04L 67/147 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A method for providing a domain name system (DNS) query for providing edge computing application server information to a user equipment (UE) by a session management function (SMF) in a mobile communication system, the method comprising:
obtaining first information including authorization information indicating that the UE is permitted to use an edge computing service;
identifying whether a modification of the DNS query for the UE to receive the edge computing service is required based on the first information;
determining an edge computing zone identifier (ESZI) paired with a tracking area list related to a location of the UE, the ESZI being information for identifying which IP domain to search for in a DNS server for the edge computing service; and
providing, to a device that transmits the DNS query from the UE to a DNS server, DNS query change information including the ESZI and information indicating a zone ID field in a packet of the DNS query that be modified to the ESZI.