- 专利标题: Reducing traffic loss during link failure in an ethernet virtual private network multihoming topology
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申请号: US16189408申请日: 2018-11-13
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公开(公告)号: US10771317B1公开(公告)日: 2020-09-08
- 发明人: Soumyodeep Joarder , Kapil Arora , Sunil Kumar Malali , Vikram Nagarajan
- 申请人: Juniper Networks, Inc.
- 申请人地址: US CA Sunnyvale
- 专利权人: Juniper Networks, Inc.
- 当前专利权人: Juniper Networks, Inc.
- 当前专利权人地址: US CA Sunnyvale
- 代理机构: Harrity & Harrity, LLP
- 主分类号: H04L12/24
- IPC分类号: H04L12/24 ; H04L12/703 ; H04L12/911 ; H04L12/931 ; H04L12/851
摘要:
A first network device permits a bidirectional forwarding detection (BFD) session with a second network device. The first network device is a designated forwarder for a third network device, a first link is provided between the first network device and the third network device, the second network device is a backup designated forwarder for the third network device, a second link is provided between the second network device and the third network device. The first network device detects a link failure associated with the first link between the first network device and the third network device, and provides, via the BFD session, a BFD message to the second network device. The BFD message includes an indication of the link failure, and the BFD message is to cause the second network device to be a new designated forwarder for the third network device.
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