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Cisco Bug: CSCsz18158 - Reconfguring netflow resets ESP

Last Modified

Mar 01, 2018

Products (1)

  • Cisco ASR 1000 Series Aggregation Services Routers

Known Affected Releases

12.2(33)XNC

Description (partial)

Symptom:
An ASR1000 series router ESP board may unexpectedly reload when complex netflow related re-configurations are made.

Conditions:
Netflow in large scaled configurations (many instances of netflow on interfaces/subinterfaces) in conjunction with dynamic reconfiguration. An example is as follows:

    int range te0/2/0.2 - te0/2/0.1001
    no flow-sampler abc
    no flow-sampler abc eg
    !
    int te1/3/0
    no flow-sampler abc
    no flow-sampler abc eg
 
    int range te0/2/0.2 - te0/2/0.1001
    flow-sampler abc
    flow-sampler abc eg
    !
    int te1/3/0
    flow-sampler abc
    flow-sampler abc eg

The ESP board may reload after the above sequence of commands is entered.
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