发明申请
US20090175166A1 METHOD, APPARATUS AND SYSTEM FOR RING PROTECTION 有权
方法,装置和系统的保护

  • 专利标题: METHOD, APPARATUS AND SYSTEM FOR RING PROTECTION
  • 专利标题(中): 方法,装置和系统的保护
  • 申请号: US12403451
    申请日: 2009-03-13
  • 公开(公告)号: US20090175166A1
    公开(公告)日: 2009-07-09
  • 发明人: Hao LONGYang Yang
  • 申请人: Hao LONGYang Yang
  • 优先权: CN200710073029.2 20070123
  • 主分类号: G06F11/00
  • IPC分类号: G06F11/00
METHOD, APPARATUS AND SYSTEM FOR RING PROTECTION
摘要:
A method, apparatus and system for Ethernet Ring Protection (ERP) are disclosed. The system includes: a node which detects a link fault blocks the port connected with the faulty link after the link on the ring is faulty, and sends a fault alarm message to adjacent nodes; and the adjacent nodes judge whether the state of the node changes from the normal state to the faulty state according to the received fault alarm message, and clear the forwarding table of the node if such is the case.
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