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Cisco Bug: CSCur22975 - Cat6K crash when executing NetFlow show commands

Last Modified

Sep 17, 2019

Products (1)

  • Cisco Catalyst 6000 Series Switches

Known Affected Releases

15.1(2)SY4.1 15.2(1)SY

Description (partial)

A Catalyst 6000 switch running affected software could experience a crash and switchover or reboot when executing commands that walk the NetFlow cache.

A 'show' command is run that walks the NetFlow cache to find the top talkers.  The switch subsequently experiences a crash.  The crashinfo file points to "NF TT Core Proc", the NetFlow Top Talkers Core Process, as the process that crashed:

---- Partial decode of process block ----

Pid 840: Process "NF TT Core Proc"
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