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Cisco Bug: CSCuj39496 - MPLS Aware FNF: FIA support needed for MPLS disposition case

Last Modified

Apr 17, 2019

Products (1)

  • Cisco ASR 1000 Series Aggregation Services Routers

Known Affected Releases

15.2(4)S 15.3(2)S1

Description (partial)

Symptom:
When configuring Input MPLS aware FNF (under interrface config --- mpls flow mon MON_NAME in )
it can happen that FNF will cease to function due to cache entry leak/exhaustion.

Conditions:
This can only occur with Input MPLS FNF and moreover only will occur with certain labels.
In particular it will occur for MPLS labels for which the output of 
show plat hard qfp active feature cef-mpls prefix mpls <LABEL NUM>
does *not* have an IPV4 adjacency.
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Bug Details Include

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  • Status
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