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Cisco Bug: CSCuo72750 - B2B:MCL drops in fabric for line rate traffic

Last Modified

Jan 07, 2017

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases

5.1.3.BASE

Description (partial)

Symptom:
On a CRS-X B2B system multicast lost cells are observed in the fabric and partial packet drops on the fabricQ.

Conditions:
When 120G of  multicast traffic is sent to one inbar on MSC-X in ratio 20MCH:99MCL low priority multicast traffic can get dropped in fabric.
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