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Cisco Bug: CSCvv25052 - Cat9600 does not pass traffic after ISSU upgrade

Last Modified

Aug 20, 2020

Products (1)

  • Cisco Catalyst 9600 Series Switches

Known Affected Releases

16.12.3

Description (partial)

Symptom:
The issue observed was there was no arp resolved or cdp traffic seen on the box. No traffic could pass through the device.

Conditions:
The issue occurred after the ISSU upgrade of CAT9600 from 16.12.3 to 16.12.3a iOS version.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
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