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Cisco Bug: CSCuq62022 - Add debugs for FCIP tunnel flap due to keepalive timeout

Last Modified

May 30, 2020

Products (1)

  • Cisco MDS 9000 Series Multilayer Switches

Known Affected Releases

6.2(9)

Description (partial) 

Symptom:
Enhancement to add internal debug logs when an FCIP interface flaps due to keepalive timeout. Currently, only the following type of syslog message is logged in this event:

  %PORT-5-IF_DOWN_TCP_KEEP_ALIVE_EXPIRED: %$VSAN 1%$ Interface fcip1 is down (TCP conn. closed - Keep alive expired) port-channel1

Conditions:
An FCIP is deliberately flapped if there is no traffic and no keepalive frames are received on it.
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