Specifications

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Cisco 7600 Series Router Cisco IOS Software Configuration Guide—12.1E
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Chapter 32 Configuring PFC QoS
PFC QoS Default Configuration
1p1q4t port receive-queue CoS value and
drop-threshold mapping and threshold
percentages
Standard receive queue:
• Threshold 1:
– CoS 0 and 1
– Tail-drop: 50%
• Threshold 2:
– CoS 2 and 3
– Tail-drop: 60%
• Threshold 3:
– CoS 4
– Tail-drop: 80%
• Threshold 4:
– CoS 6 and 7
– Tail-drop: 100%
Strict-priority receive queue:
• CoS 5
• Tail-drop: 100% (nonconfigurable)
1p1q0t port receive-queue CoS value and
drop-threshold mapping and threshold
percentages
Standard receive queue 1:
• CoS 0, 1, 2, 3, 4, 6, and 7
• Tail-drop: 100% (nonconfigurable)
Strict-priority receive queue:
• CoS 5
• Tail-drop: 100% (nonconfigurable)
Table 32-2 PFC QoS Default Configuration (continued)
Feature Default Value