US 12,015,971 B2
Methods for processing encrypted domain name server, DNS, queries received from user equipment in a telecommunication network
Miguel Angel Puente Pestaña, Madrid (ES); Miguel Angel Muñoz De La Torre Alonso, Madrid (ES); and Maria Luisa Mas Rosique, Tres Cantos (ES)
Assigned to Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
Appl. No. 17/054,819
Filed by Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
PCT Filed Jul. 11, 2018, PCT No. PCT/EP2018/068740
§ 371(c)(1), (2) Date Nov. 12, 2020,
PCT Pub. No. WO2019/223887, PCT Pub. Date Nov. 28, 2019.
Claims priority of application No. 18382348 (EP), filed on May 21, 2018.
Prior Publication US 2021/0243170 A1, Aug. 5, 2021
Int. Cl. H04L 29/06 (2006.01); G06F 21/00 (2013.01); H04L 9/40 (2022.01); H04L 61/4511 (2022.01); H04W 4/50 (2018.01); H04W 8/08 (2009.01); H04W 8/18 (2009.01); H04W 8/20 (2009.01)
CPC H04W 4/50 (2018.02) [H04L 61/4511 (2022.05); H04L 63/0428 (2013.01); H04W 8/08 (2013.01); H04W 8/18 (2013.01); H04W 8/186 (2013.01); H04W 8/20 (2013.01)] 8 Claims
OG exemplary drawing
 
5. A Session Management Function (SMF) comprised by a telecommunication network arranged for supporting encrypted Domain Name Server (DNS) query functionality for a User Equipment (UE) in the telecommunication network, wherein said SMF comprises:
receive equipment arranged for receiving, from a Policy Control Function (PCF), a policy create message comprising an indication that said UE is subject to said encrypted DNS query functionality; and
transmit equipment arranged for sending, to a User Plane Function (UPF), a session establishment/modification request, wherein said request comprises a usage report rule for request said UPF to notify said SMF of received encrypted DNS queries origination from said UE.