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Cisco Bug: CSCsy84185 - SPAN misconfiguration causes PIXM issues and disables CBL

Last Modified

Feb 22, 2014

Products (1)

  • Cisco Nexus 7000 Series Switches

Known Affected Releases

4.1(4)

Description (partial)

Symptom: 
Spanning tree instabilities because of improper CBL programming due to SPAN 
misconfiguration. 


Conditions:
SPAN is configured to source-span multiple vlans some of which are not
created in the system.  The span session is operationally up. Subsequent
flap of an interface can result in this situation
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