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Cisco Bug: CSCvu77519 - NCS6k port TX/RX power return 0 when polling with OID entSensorValue

Last Modified

Sep 16, 2020

Products (13)

  • Cisco Network Convergence System 6000 Series Routers
  • Cisco ASR 9910 Router
  • Cisco NCS 6008 - 8-Slot Chassis
  • Cisco Network Convergence System 5508
  • Cisco ASR 9922 Router
  • Cisco IOS XR Software
  • Cisco ASR 9010 Router
  • Cisco ASR 9904 Router
  • Cisco ASR 9006 Router
  • Cisco ASR 9901 Router
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Known Affected Releases


Description (partial)

When polling SNMP for the entSensorValue (. it is coming back with all zeros for some optics. The CLI command "sh controllers hundredGigE 0/7/0/18 phy | i power" shows the correct TX and RX power levels for the TX and RX Lanes of the optics.

This issue will affect all the sensors under the optics and not limited to optical power sensors.
This issue is relevant to any type of optics.

The trigger for this issue is the following:
1. Optics inserted.
2. Perform ECP /RP Failover
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Bug Details Include

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