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Rx power showing as -inf on Brocade switch port with no device connected on the port

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Category:
fabric-interconnect-and-management-switches
Specialty:
brocade
Last Updated:

Applies to

Brocade Switch

Issue

  • sfpshow reports Rx stat as -inf.
  • However there is no device connected on that switch port.

Slot  3/Port 42:
=============
Identifier:  3    SFP
Connector:   7    LC
[...]
Vendor Name: BROCADE
Vendor OUI:  00:05:1e
Vendor PN:   57-1000333-01
Vendor Rev:  A
[...]
Temperature: 53      Centigrade
Current:     7.496   mAmps
Voltage:     3312.0  mVolts
RX Power:    -inf    dBm (0.0  uW)
TX Power:    -0.3    dBm (924.1 uW)

 

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