DATA TRANSMISSION METHOD, DEVICE, AND SYSTEM

WIPO Patent Application WO/2021/008591

A1

The present application discloses a data transmission method, device, and system, pertaining to the field of computer communications. The method comprises: a first target server transmitting to a client indication information of a first initial server; the client transmitting, according to the indication information, to a second initial server a secondary TCP request for establishing a secondary TCP link, the secondary TCP request carrying the indication information; when the second initial server is not the first initial server indicated by the indication information, forwarding the secondary TCP request to the first initial server; the first initial server forwarding the secondary TCP request to the first target server; and the first target server transmitting to the client a response to the secondary TCP request on the basis of the received secondary TCP request. The present application ensures establishment of an MPTCP link.

LI JUNWU (CN)
SHEN SI (CN)

PCT/CN2020/102479

January 21, 2021

July 16, 2020

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HUAWEI TECH CO LTD (CN)

H04L45/24

WO2019125483A1	2019-06-27
WO2016155826A1	2016-10-06

CN110460641A	2019-11-15
CN108667880A	2018-10-16
CN108768878A	2018-11-06
CN107846364A	2018-03-27
CN109510770A	2019-03-22
CN108696557A	2018-10-23

F.DUCHENE ET AL.: "Multipath TCP Load Balancing; draft-duchene-mptcp-load-balancing-01", INTERNET-DRAFT: MPTCP WORKING GROUP, IETF, 3 July 2017 (2017-07-03), pages 1 - 12, XP015120718
C.PAASCH ET AL.: "Multipath TCP behind Layer-4 loadbalancers; draft-paasch-mptcp-loadbalancer-00", INTERNET-DRAFT: MPTCP WORKING GROUP, IETF, 8 September 2015 (2015-09-08), pages 1 - 8, XP015108100

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