Cisco Bug: CSCuq40931 - Some vlans spanning tree status is stuck in "Topology change set"
Nov 27, 2020
- CiscoPro Workgroup EtherSwitch Software
- Cisco Nexus 7000 10-Slot Switch
- Cisco Nexus 7000 4-Slot Switch
- Cisco Nexus 7000 18-Slot Switch
- Cisco Nexus 9508 Switch
- Cisco Nexus 7000 9-Slot Switch
Known Affected Releases
Symptom: In a network with large number of vlans, and multiple vdcs, after ISSU to 6.1(2) some vlans may stuck in "topology change set" status and keep sending BPDU with TC set. Conditions: the number of logic ports is over 10K. Issue has been seen on 6.1(2) and 6.1(4).
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Bug Details Include
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