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Cisco Bug: CSCup53854 - l2mcast crash seen on N7k while using a tunnelling protocol

Last Modified

Jul 24, 2020

Products (1)

  • Cisco Nexus 7000 Series Switches

Known Affected Releases

6.2(22)

Description (partial)

Symptom:
L2mcast crash is seen in a tunnelling environment (ex VPLS, OTV etc)
 
switch# show cores vdc-all
VDC  Module  Instance  Process-name     PID       Date(Year-Month-Day Time)
---  ------  --------  ---------------  --------  -------------------------
1    1       2         l2mcast          1213      2020-02-26 12:59:39
1    1       1         l2mcast          20549     2020-02-26 12:59:52

Conditions:
This issue can be seen when customer is running any of the affected release of N7k along with a tunnelling environment.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
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