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Cisco Bug: CSCus63973 - "STP Pseduo-info" missing in "show run/start" when MST is used in VPC+

Last Modified

Mar 01, 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 7700 18-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch

Known Affected Releases

6.2(10)

Description (partial)

Symptom:
'show running-config spanning-tree' or 'show startup-config' does not show 'spanning-tree pseduo-infomation'when its configured specifically. 

Example:-
========
show run spanning-tree or show startup-config
! 
spanning-tree mode mst
spanning-tree mst 0-2 priority 4096
spanning-tree mst configuration
  name cisco
  instance 1 vlan 100
  instance 2 vlan 200
spanning-tree pseudo-information  => ONLY THIS LINE IS MISSING <=
  mst 0-2 root priority 0

Conditions:
- MST is used in vPC+ set up
- spanning-tree pseduo config is used to change the priority of the root.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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