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Cisco Bug: CSCur68350 - F3: MAC Address is not Learned in Software after ISSU

Last Modified

Jul 05, 2017

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 7000 18-Slot Switch
  • Cisco Nexus 7700 18-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch

Known Affected Releases

6.2(10)

Description (partial)

Symptom:
A MAC address is present in hardware but not software. Since the MAC is not in software other processes and features are not notified of new MAC address.  This can result in black-holed traffic.

Conditions:
- ISSU to 6.2(10)
- F3 module
- OTV or vPC
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Bug Details Include

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