Cisco WS-SUP32-GE-3B - Supervisor Engine 32 Software Configuration Manual page 571

Chapter 38 Configuring PFC QoS
1p7q8t Transmit Queues
Feature
Standard transmit queue 1
(lowest priority)
Standard transmit queue 2
(intermediate priority)
Standard transmit queue 3
(intermediate priority)
Standard transmit queues 4–7
(intermediate priorities)
Strict-priority transmit queue
OL-11439-03
Threshold 1
Threshold 2
Thresholds 3–8 CoS
Threshold 1
Threshold 2
Thresholds 3–8 CoS
Threshold 1
Thresholds 2–8 CoS
Thresholds 1–8 CoS
Catalyst Supervisor Engine 32 PISA Cisco IOS Software Configuration Guide, Release 12.2ZY
PFC QoS Default Configuration
Default Value
CoS 0
Tail-drop Disabled; 70%
WRED-drop Enabled; 40% low, 70% high
CoS 1
Tail-drop Disabled; 100%
WRED-drop Enabled; 70% low, 100% high
None
Tail-drop Disabled; 100%
WRED-drop Enabled; 70% low, 100% high
CoS 2
Tail-drop Disabled; 70%
WRED-drop Enabled; 40% low, 70% high
CoS 3 and 4
Tail-drop Disabled; 100%
WRED-drop Enabled; 70% low, 100% high
None
Tail-drop Disabled; 100%
WRED-drop Enabled; 70% low, 100% high
CoS 6 and 7
Tail-drop Disabled; 100%
WRED-drop Enabled; 70% low, 100% high
None
Tail-drop Disabled; 100%
WRED-drop Enabled; 100% low, 100% high
None
Tail-drop Disabled; 100%
WRED-drop Enabled; 100% low, 100% high
CoS 5
Tail-drop 100% (nonconfigurable)
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