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Dell S5248F-ON 通过 QSFP28 100G DAC 连接 Supermicro XEM-100:link up,但 line protocol down

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由 Supermicro 提供的一根 QSFP28 100 Gb DAC 在两台 Dell S5248F-ON(OS10 10.4.3.6)交换机之间连接良好,但用在 Dell 和 Supermicro XEM-100 之间时,端口显示 up,line protocol is down。尝试了多种 FEC 和协商组合的搭配。这个帖子没有得到任何回复。涉及的硬件:Dell S5248F-ON、Supermicro XEM-100、QSFP28 100G DAC(Supermicro)。

  • 硬件: Dell S5248F-ON, Supermicro XEM-100
  • 光模块: QSFP28 100G DAC (Supermicro)
  • 封装形式: QSFP28, DAC

现象 / 报错信息:

up, line protocol is down
cross-vendor 100G DAC

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