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10G SFP+光模块能不能在Aruba 2930的光纤链路上以1G速率工作

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一位客户在一条光纤链路上看到了错误,怀疑是和1G对端的速率不匹配。楼主问10G SFP+光模块是不是向下兼容1G,还是必须换成1G SFP才能和对面的千兆设备通信。涉及的硬件:Aruba 2930,Aruba 2930F,10G SFP+,Aruba J4858C,Aruba J4858D。

  • 硬件: Aruba 2930, Aruba 2930F
  • 光模块: 10G SFP+, Aruba J4858C, Aruba J4858D
  • 封装形式: SFP, SFP+

现象/提示信息:

errors on fibre link
speed mismatch 10G vs 1G

Comments 2

Accepted answer

SFP+光模块只能以10Gbps工作,不能像铜口那样降速;要在2930上以1G建链,必须用真正的1G SFP,比如J4858C(或更新的J4858D)。

1 Türkiyedwdmops44TR Show original (English) AI translation
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