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Cisco Bug: CSCtd72647 - HWIC-FE card throughput degradation after applying plain QoS

Last Modified

Jan 28, 2017

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

Symptoms: Severe throughput degradation out an interface occurs when a plain 
 QoS policy map (not hierarchical, with no parent shaper) is applied. 
 Conditions: This symptom has been observed on Cisco integrated service 
routers (ISRs) with either HWIC-1FE or HWIC-2FE cards 
 running Cisco IOS Release 12.4(20)T, Release 12.4(22)T, or Release 12.4(24)
T. The symptom has not been observed in Cisco IOS Release 12.4(15)T.
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