BFD SESSION CONNECTION ESTABLISHMENT

WIPO Patent Application WO/2018/010614

A1

The present disclosure provides a BFD session connection establishment method and a network device. The method comprises: when a BFD session is in a DOWN state, if a BFD packet that is sent by a peer-end device and that indicates an INIT state is received, a network device switches the BFD session to a PRE-UP state; if the BFD session is in the INIT state, if a BFD packet that is sent by the peer-end device and that indicates the INIT state or an UP state is received, the network device still switches the BFD session to the PRE-UP state; when the BFD session is in the PRE-UP state, the network device sends, to the peer-end device, a packet indicating the UP state; and if a preset condition is satisfied, the network device further switches the BFD session to the UP state, the preset condition being a condition in which N BFD packets indicating the UP state being continuously received from the peer-end device and the reception time interval between two adjacent BFD packets falling within a preset time range.

WO/2021/263073	CELLULAR NETWORK CORE MANAGEMENT SYSTEM
WO/1997/042582	MULTICASTING METHOD AND APPARATUS
WO/2016/167909	SYSTEM AND METHOD FOR TESTING WIRELESS DATA PACKET SIGNAL TRANSCEIVER

WU WEN (CN)
WANG LIANG (CN)

PCT/CN2017/092337

January 18, 2018

July 10, 2017

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NEW H3C TECH CO LTD (CN)

H04L12/26

CN102075390A	2011-05-25
CN101340380A	2009-01-07
CN101170459A	2008-04-30
US20150244605A1	2015-08-27

BEIJING BESTIPR INTELLECTUAL PROPERTY LAW CORPORATION (CN)

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