- 专利标题: Systems and methods to detect, locate, and switch based on signal degrade on Multi-Segment Pseudowires
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申请号: US16398605申请日: 2019-04-30
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公开(公告)号: US20200304365A1公开(公告)日: 2020-09-24
- 发明人: Jayant Kumar Bhardwaj , Pawan Sharma , Sagar Sikri
- 申请人: Ciena Corporation
- 优先权: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@f533038
- 主分类号: H04L12/24
- IPC分类号: H04L12/24 ; H04L12/933 ; H04L12/721 ; H04L12/781 ; H04L12/26
摘要:
A node includes a plurality of ports configured to provide a service over a primary Multi-Segment Pseudowire (MS-PW) and a backup MS-PW in a network; a switching fabric interconnecting the plurality of ports; and a controller communicatively coupled to the plurality of ports and the switching fabric, wherein the controller is configured to receive a pseudowire status message for each of the primary MS-PW and the backup MS-PW, determine a Signal Degrade condition on one of the primary MS-PW and the backup MS-PW based on the pseudowire status message, and cause a switch of the service to an inactive one of the primary MS-PW and the backup MS-PW based on a Signal Degrade condition on an active one of the primary MS-PW and the backup MS-PW. The controller can further provide a trap to a management system based on the determined Signal Degrade condition.
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