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Cisco Bug: CSCvv40094 - Bridge Assurance blocking/unblocking on VPC peer-link.

Last Modified

Sep 03, 2020

Products (1)

  • Cisco MDS 9000 NX-OS and SAN-OS Software

Known Affected Releases

7.3(6)D1(1)

Description (partial)

Symptom:
Bridge Assurance blocking/unblocking on VPC peer-link.

Conditions:
+ Running 3967 VLANs
+ Having 3 trunk port-channels.
+ Having single homed FEX attached to each N7K

	N7K-1# show spanning-tree internal info global | in Total
	Summary Totals: 11901     0 11901     0
	Total stp_ports*instances:    11901
	Total ports*vlans        :    11901
	Total phy_ports*vlans    :    15868

	N7K-2# show spanning-tree internal info global | in Total
	Summary Totals: 11901     0 11901     0
	Total stp_ports*instances:    11901
	Total ports*vlans        :    11901
	Total phy_ports*vlans    :    15868

+ Upgrade from 7.2(1) to 7.3(5)
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  • Full Description (including symptoms, conditions and workarounds)
  • Status
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