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After a NX-OS upgrade of Nexus 5K/6K with Nexus 2232TM or Nexus 2232TM-E FEX to NX-OS
, following symptoms can be seen 1)Nexus 2232TM or Nexus 2232TM-E FEX FEX fails to come online. 2)In some instances, the FEX can be online but few FEX fabric interfaces will remain down. 2)Output errors (IntMacTx-Er)/CRC increase towards FEX. Errors are sent from N5K to FEX uplinks, and some of these errors are seen on FEX HIFs
Seen after a NX-OS upgrade of N5K/6K with Nexus 2232TM or Nexus 2232TM-E FEX to NX-OS
. Not seen in other NX-OS releases or with other model FEXes.
This issue is only seen in NX-OS 7.3(7)N1(1) with Nexus 2232TM or Nexus 2232TM-E FEX. At this time, do not upgrade NX-OS to 7.3(7)N1(1) if above mentioned FEXes are present. If problem is already seen, downgrade to NX-OS
and power cycle FEX. If FEX fails to come online, contact Cisco TAC.
None
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