Lenovo ThinkSystem NE2552E Application Manual page 227

6. Assign strict priority to VoIP COS queue.
7. Map priority value to COS queue for non‐VoIP traffic.
8. Assign weight to the non‐VoIP COS queue.
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NE2552E(config)# qos transmit-queue weight-cos 7 0
NE2552E(config)# qos transmit-queue mapping 1 1
NE2552E(config)# qos transmit-queue weight-cos 1 2
Chapter 12: Quality of Service
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