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什么是检查L2可供使用的机制

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适用场景

ONTAP 9

问题解答

  • 为了确定OSI第2层可访问性问题、我们会使用L2算法对集群中属于同一广播域的其他端口的MAC地址执行ping操作。
  • L2 ping通过发送连接故障管理(CFM)帧来执行
  • 如果端口从其配置的广播域中的任何其他端口接收CFM帧、则该端口会将其自身视为"运行状况良好"
  • 如果端口未从其配置的广播域收到任何CFM帧、则该端口会将其自身视为"已降低"

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