Cisco WS-C6506 - Page 1267

52-35
Catalyst 6500 Series Switch Software Configuration Guide—Release 8.7
OL-8978-04
Chapter 52 Configuring QoS
QoS Default Configuration
1p7q8t transmit-queue CoS
value/drop-threshold mapping
• Standard transmit queue 1 (lowest priority) low and high WRED-drop
thresholds:
– Threshold 1—70% and 100% (CoS 0)
– Thresholds 2 through 8—100% and 100%
• Standard transmit queue 2 low and high WRED-drop thresholds:
– Threshold 1—70% and 100% (CoS 1)
– Thresholds 2 through 8—100% and 100%
• Standard transmit queue 3 low and high WRED-drop thresholds:
– Threshold 1—70% and 100% (CoS 2)
– Thresholds 2 through 8—100% and 100%
• Standard transmit queue 4 low and high WRED-drop thresholds:
– Threshold 1—70% and 100% (CoS 3)
– Thresholds 2 through 8—100% and 100%
• Standard transmit queue 5 low and high WRED-drop thresholds:
– Threshold 1—70% and 100% (CoS 4)
– Thresholds 2 through 8—100% and 100%
• Standard transmit queue 6 low and high WRED-drop thresholds:
– Threshold 1—100% and 100%
– Threshold 2—70% and 100% (CoS 6)
– Thresholds 3 through 8—100% and 100%
• Standard transmit queue 7 low and high WRED-drop thresholds:
– Threshold 1—100% and 100%
– Threshold 2—70% and 100% (CoS 7)
– Thresholds 3 through 8—100% and 100%
• Strict transmit queue 8: CoS 5
1p3q1t transmit-queue CoS
value/drop-threshold mapping
• Standard transmit queue 1 (low priority) tail-drop threshold:
– CoS 0 and 1
– Low and high WRED-drop threshold: 70% and 100%
• Standard transmit queue 2 (medium priority) tail-drop threshold:
– CoS 2, 3, and 4
– Low and high WRED-drop threshold: 70% and 100%
• Standard transmit queue 3 (high priority) tail-drop threshold:
– CoS 6 and 7
– Low and high WRED-drop threshold: 70% and 100%
• Standard transmit queue 4 (strict priority): CoS 5
Table 52-3 QoS Default Configuration (continued)
Feature Default Value