(19)

(11)

EP 3 777 060 A1

(12)

(43) Date of publication: 17.02.2021 Bulletin 2021/07 (21) Application number: 19777858.2 (22) Date of filing: 27.03.2019

(51) International Patent Classification (IPC):  H04L 12/935(2013.01) H04L 12/861(2013.01) (86) International application number: PCT/US2019/024389 (87) International publication number: WO 2019/191303 (03.10.2019 Gazette 2019/40)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 27.03.2018 US 201815937801 27.03.2018 US 201815937799 (71) Applicant: Arista Networks, Inc. Santa Clara, CA 95054 (US)	(72) Inventors: CAPPER, Simon Francis Santa Clara, California 95054 (US) BORGIONE, Sebastiano Santa Clara, California 95054 (US) BHATIA, Navdeep Santa Clara, California 95054 (US) (74) Representative: Haley Guiliano International LLP  26-28 Bedford Row London WC1R 4HE London WC1R 4HE (GB)