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    • 1. 发明申请
    • METHOD, APPARATUS AND SYSTEM FOR RING PROTECTION
    • 方法,装置和系统的保护
    • US20110292789A1
    • 2011-12-01
    • US13207033
    • 2011-08-10
    • Hao LONGYang Yang
    • Hao LONGYang Yang
    • H04L12/26
    • H04L12/437H04L12/4637H04L45/02H04L45/18H04L45/22H04L45/28H04L45/48
    • A method, apparatus and system for Ethernet Ring Protection (ERP) are disclosed. The method includes: detecting, by a node, a link fault on a ring; blocking, by the node, a port connected with the faulty link after detecting the link fault, and sending a fault alarm message to other nodes on the ring, wherein the fault alarm message contains a fault identifier; and judging, by a node which receives the fault alarm message, whether the fault identifier changes; if the fault identifier changes, the node which receives the fault alarm message storing the fault identifier contained in the fault alarm message and clearing a forwarding table of the node which receives the fault alarm message.
    • 公开了一种用于以太网环保护(ERP)的方法,装置和系统。 该方法包括:由节点检测环上的链路故障; 检测到链路故障后,由节点阻塞与故障链路相连的端口,并向环上的其他节点发送故障告警消息,其中故障报警消息包含故障标识符; 并且由接收到故障报警消息的节点判断故障识别符是否变化; 如果故障识别符发生变化,则收到故障报警信息中包含故障识别码的故障报警信息的节点,并清除收到故障告警信息的节点转发表。