Chapter 41
Configuring PFC QoS
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Note
The receive queue values shown are the values in effect when the port is configured to trust CoS or DSCP.
When the port is untrusted, the receive queue values are the same as when QoS is globally disabled.
1q2t Receive Queues
Feature
Standard receive queue
OL-4266-08
1p1q8t Receive Queues, page 41-35
1q8t Receive Queues, page 41-36
2q8t Receive Queues, page 41-37
8q4t Receive Queues, page 41-38
8q8t Receive Queues, page 41-42
2q2t Transmit Queues, page 41-42
1p2q2t Transmit Queues, page 41-43
1p3q8t Transmit Queues, page 41-44
1p7q4t Transmit Queues, page 41-45
1p7q8t Transmit Queues, page 41-48
1p3q1t Transmit Queues, page 41-49
1p2q1t Transmit Queues, page 41-50
Threshold 1
Threshold 2
Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
Default Value
CoS
0, 1, 2, 3, and 4
Tail-drop
80%
WRED-drop Not supported
CoS
5, 6, and 7
Tail-drop
100% (not configurable)
WRED-drop Not supported
PFC QoS Default Configuration
41-33