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Cisco Bug: CSCuo69417 - Nexus 6000/5600: Link degraded messages seen been port and fabric ASIC

Last Modified

Nov 23, 2020

Products (1)

  • Cisco Catalyst 5000 Software

Known Affected Releases

7.0(3)N1(0.47)

Description (partial)

Symptom:
In a Nexus 6000/5600 series switches, link degraded messages such as following can be seen between port ASIC and fabric ASIC.

USER-2-SYSTEM_MSG: A fabric link on module 3 has degraded, some packets may be corrupted  - bigsurusd
USER-2-SYSTEM_MSG: A fabric link on module 3 has degraded, some packets may be corrupted  - bigsurusd
USER-2-SYSTEM_MSG: A fabric link on module 3 has degraded, some packets may be corrupted  - bigsurusd


Conditions:
Seen during normal production. Fabric link can be degraded for other hardware related issues which this bug does 
not address. The root cause for this software issue is incorrect Fabric init issue.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
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