53-8
Catalyst 6500 Series Switch Software Configuration Guide—Release 8.7
OL-8978-04
Chapter 53 Using Automatic QoS
Using the Automatic QoS Macro on the Switch
Table 53-4 CoS-to-Queue Maps and Tail/WRED Settings (Global QoS Settings)
2q2t Tail (2q2t) 1q2t Tail (1q2t) 1q4t Tail (1q4t) 1p3q1t WRED (1p3q1t) 1p1q0t
Q1t1 0 (100%) 0, 1, 2, 3, 4 (80%) 0 (50%) 0 (70% : 100%) 0, 1, 2, 3, 4
Q1t2 (100%) 5, 6, 7 (100%) (60%)
Q1t3 1, 2, 3, 4 (80%)
Q1t4 5, 6, 7 (100%)
Q2t1 1, 2, 3, 4 (80%) 1, 2 (70% : 100%) 5, 6, 7
Q2t2 5, 6, 7 (100%)
Q3t1 3, 4 (70% : 90%)
Q3 6, 7 WRED disabled
Q4t1 5
Table 53-5 Scheduling Specific Settings (Global QoS Settings)
Field Value
1p2q2t txq-ratio 70% : 15% : 15% (q1 q2 1p)
1p2q2t wrr 50 255 (q1 q2)
1p1q8t rxq-ratio 80 20 (q1 1p)
1p2q1t txq-ratio 70% : 15% : 15% (q1 q2 1p)
1p2q1t wrr 50 255 (q1 q2)
Table 53-6 CoS-to-Queue Maps and Tail/WRED Settings (Global QoS Settings)
1p2q2t WRED 1p1q4t Tail 1p2q1t WRED 1p1q8t WRED
Q1t1 0 (70% : 100%) 0 (50%) 0 (70% : 100%) 0 (40% : 70%)
Q1t2 (70% : 100%) (60%) 1, 2 (60% : 90%)
(threshold 5)
Q1t3 1,2,3,4 (80%) 3, 4 (70% : 100%)
(threshold 8)
Q1t4 6,7 (100%)
Q2t1 1, 2, 3, 4 (70% : 90%) 5 1, 2, 3, 4 (70% : 90%) 5, 6, 7
Q2t2 6, 7 (100% : 100%)
Q2 6, 7 WRED disabled
Q3t1 5 5
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