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Cisco Bug: CSCur20515 - N7K: F1 Module May Modify CoS Markings on Ingress

Last Modified

Sep 11, 2019

Products (5)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 4-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch

Known Affected Releases


Description (partial)

The nexus 7000 with F1 modules may modify CoS markings through the switch.

The Nexus 7000 utilizing the  F1 line card may maintain the default CoS mappings for the module and not program the default mapping derived from the system QoS policy. This problem can happen during the following scenarios:

Switch reload
VDC reload
Module reload
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  • Status
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