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1. (WO2018059344) METHOD, APPARATUS, AND SYSTEM FOR MULTIPLEX SECTION PROTECTION BIDIRECTIONAL SWITCHOVER AND COMPUTER STORAGE MEDIUM

Pub. No.:    WO/2018/059344    International Application No.:    PCT/CN2017/103109
Publication Date: Fri Apr 06 01:59:59 CEST 2018 International Filing Date: Tue Sep 26 01:59:59 CEST 2017
IPC: H04B 10/032
Applicants: ZTE CORPORATION
中兴通讯股份有限公司
Inventors: FU, Zhanliang
付占亮
Title: METHOD, APPARATUS, AND SYSTEM FOR MULTIPLEX SECTION PROTECTION BIDIRECTIONAL SWITCHOVER AND COMPUTER STORAGE MEDIUM
Abstract:
The present invention provides a method, an apparatus, and a system for multiplex section protection bidirectional switchover and a computer storage medium. The method comprises: when link alarm information generated due to a failure in a working link is detected, a first node initiating first protection switchover processing according to the link alarm information; and the first node sending RDI or REI alarm information to a second node, so that the second node initiates the first protection switchover processing according to the RDI or REI alarm information, the first protection switchover processing comprising switching a data transmission link between the first node and the second node from the working link to a protection link, and the working link and the protection link being links between the first node and the second node.