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Cisco Bug: CSCvs89494 - C9300-24UX-A connected to 3rd party device stop packet forwarding

Last Modified

Aug 29, 2020

Products (1)

  • Cisco Catalyst 9300 Series Switches

Known Affected Releases

16.12.2 16.9.4 17.1.1

Description (partial)

Symptom:
C9300-24UX-A connected to specific 3rd party Power Distribution Unit stops packet forwarding after reload.
This problem is observed on latest releases,17.1.1/16.12.2/16.9.4 and also observed both on auto-nego/static speed configuration.
The link looks up/up and STP is forwaring state during the problem.
shut/no shut of the port resolves the problem but reoccurs once the device reloads again

Conditions:
-C9300-24UX-A connected to specific 3rd party Power Distribution Unit
-IOS-XE 17.1.1/16.12.2/16.9.4
-after reload
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