Preview Tool

Cisco Bug: CSCus91417 - Nexus 7000 fails to trasmitt RSTP BPDUs consistently

Last Modified

Feb 14, 2018

Products (8)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 4-Slot Switch
  • Cisco Nexus 7700 6-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7700 18-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch

Known Affected Releases

6.2(10) 6.2(12)S33

Description (partial)

STP Instability in layer 2 domain with N7K (Rapid PVST)
 This issue is seen in large scale setups with approximately 6000 RSTP sessions running. The issue is independent of the number of VDCs.

Packet drops were seen in the inband soft VOQ Transmit side on the SUP.
Bug details contain sensitive information and therefore require a 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.