Guest

Preview Tool

Cisco Bug: CSCvr92660 - STP BPDUs not being sent from FED to IOSd

Last Modified

Jul 21, 2020

Products (1)

  • Cisco Catalyst 9400 Series Switches

Known Affected Releases

16.9.2 Gibraltar-16.11.1

Description (partial)

Symptom:
9400 ignores the received BPDUs on its root port and starts sending invalid BPDUs claiming it is the root bridge for the STP domain.

Conditions:
It is still under investigation to determine the specific conditions needed to trigger this bug.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.