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Cisco Bug: CSCtd33288 - DCI: Need to Arp Refresh when mac table flushes due to STP TCN

Last Modified

Mar 02, 2018

Products (3)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch

Known Affected Releases

4.2(3)

Description (partial)

Symptom:
Nexus will refresh ARP entries in a VLAN which received STP TCN leading MAC flush with this enhancement.

Conditions:
ARP refresh will be done in a certain time when STP TCN arrived at Nexus. Nexus selects the random time of timer value to be between 30 and 90 seconds.
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