(19)

(11)

EP 4 771 980 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24772871.0 (22) Date of filing: 30.08.2024

(51) International Patent Classification (IPC):  H04W 84/12(2009.01) H04W 76/11(2018.01) H04W 76/15(2018.01) (52) Cooperative Patent Classification (CPC): H04W 76/15; H04W 84/12; H04W 76/11 (86) International application number: PCT/US2024/044740 (87) International publication number: WO 2025/049955 (06.03.2025 Gazette 2025/10)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 01.09.2023 US 202363580211 P 29.08.2024 US 202418819604 (71) Applicant: Cisco Technology, Inc. San Jose, California 95134-1706 (US)	(72) Inventors: GUPTA, Binita San Diego, California 92127 (US) HART, Brian D. Sunnyvale, California 94087 (US) (74) Representative: Noble, Nicholas et al Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)