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Cisco Bug: CSCup58016 - 3850/3650 crashes due to unicast flood on mgmt port

Last Modified

May 05, 2020

Products (1)

  • Cisco Catalyst 3850 Series Switches

Known Affected Releases

15.0(1)EZ 15.0(1)EZ3 3.7(0)

Description (partial)

Symptom:
On sending unknown unicast traffic on mgmt port of an 3850 or 3650 stack the active switch console becomes unresponsive / occasionally crashes due to watchdog / "stack merge due to incompatiblity". Please refer attached crashinfos.

Conditions:
unicast flood on mgmt port gi0/0
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