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D-Link DES-3200 的 DDM 告警 RX power exceeded the low warning/alarm threshold,原因是 SFP 故障

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D-Link DES-3200-28 B1 交换机记录 DDM Port X optic module RX power exceeded the low warning/alarm threshold。交换机显示光功率异常低,但单独测试模块时测量正常。涉及硬件:D-Link DES-3200-28 B1、支持 DDM 的 SFP。现象/报错:DDM ... RX power exceeded the low warning/alarm threshold。

  • 硬件: D-Link DES-3200-28 B1
  • 光模块: 支持 DDM 的 SFP
  • 封装形式: SFP

现象 / 报错信息:

DDM ... RX power exceeded the low warning/alarm threshold

Comments 1

Accepted answer

用 show ddm ports status 和 configuration 查看读数,确认支持 DDM,再更换故障 SFP;必要时用 config ddm ports X state disable 和 config ddm ports X shutdown none 禁用该端口的 DDM。

3 Indiarackpilot49IN Show original (English) AI translation
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