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lldpXMedTopologyChangeDetected found in logs

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TitlelldpXMedTopologyChangeDetected found in logs
Symptoms
  • No network impacts are noticed.
  • End devices connected to some ports go into sleep mode.
Errors flooding switch logs:
I 1 2018-11-02T15:52:02+01:00 56657 Trap: lldpXMedTopologyChangeDetected, Subtype = 4 Class = 1
Environment
ERS 4900 running all supported releases
Cause
LLDP between end device and switch

Example Case:
Phillips monitor going into "sleep" mode and when it left sleep mode it was causing the error to log.

Monitor used in the example case:
https://www.philips.co.uk/healthcare/product/HC867030/intellivue-x3-patient-monitor

 
Resolution
Disable LLDP on the edge-port connecting the device:
  1. Type enable
  2. Type configure terminal
  3. Type interface gigabitethernet {port | all}
  4. Type no lldp status 
  5. Type no lldp status config-notification 
Additional notes

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