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Cisco Bug: CSCvt32820 - MAC is present only on the first packet then it is being lost from mac address table

Last Modified

May 26, 2020

Products (1)

  • Cisco Nexus 7000 Series Switches

Known Affected Releases

8.1(2a)

Description (partial)

Symptom:
Two servers connected on same fex cant communicate on same VLAN(different L3 information on server side). 
7K was only acting as a layer 2 switch -SVI not configured here. 
After the mac aging timer timed out, we lost the mac entry in cam table.
Bouncing the port with no change.

Conditions:
Two servers connected on same fex cant communicate on same VLAN(different L3 information on server side). 
7K was only acting as a layer 2 switch -SVI not configured here. 
After the mac aging timer timed out, we lost the mac entry in cam table.
Bouncing the port with no change.
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  • Status
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