Preview Tool

Cisco Bug: CSCvh59409 - CDB: MAC address of CDB SVI flaps on 3850 between two ports

Last Modified

Sep 19, 2019

Products (1)

  • Cisco Catalyst Digital Building Series Switches

Known Affected Releases


Description (partial)

Random MAC Flaps are noticed on upstream switch

IpV6 Neighbor Solicitation packets on the network, causing the packets to be software bridged. Not seen in pure ipv4 networks.
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.