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Cisco Bug: CSCul48242 - ISSU 6.1.4 to 6.2.2a causes vlan mgr crash

Last Modified

Feb 16, 2018

Products (1)

  • Cisco Nexus 7000 Series Switches

Known Affected Releases

6.1(4)S26

Description (partial)

Symptom:
If upgrade a N7K from 6.1(4) to 6.2(2a) via ISSU, the standby SUP may crash due to vlan_mgr. 

When the standby SUP is loading new version of NX OS via ISSU,  the standby SUP may crash and subsequently reset all linecard in the chassis.

Conditions:
The exact condition is unknown. This bug may occur with vPC+ configured on the switch.
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