3. Enable WRED for the port .
4. Enable a transmit queue.
5. Configure WRED thresholds (minimum, maximum, and drop rate) for TCP traffic.
6. Configure WRED thresholds (minimum, maximum, and drop rate) for non‐TCP
traffic.
Configure Global Profile for ECN
1. Enable ECN globally.
2. Enable a transmit queue.
3. Configure ECN thresholds (minimum, maximum, and drop rate) for TCP traffic.
4. Select the port.
5. Enable ECN for the port.
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RS G8264(configif)# randomdetect enable
RS G8264(configif)# randomdetect transmitqueue 0 enable
RS G8264(configif)# randomdetect transmitqueue 0 tcp minthreshold 11
maxthreshold 22 droprate 33
Note: Percentages are of Average Queue available in hardware and not
percentages of traffic.
RS G8264(configif)# randomdetect transmitqueue 0 nontcp minthreshold
44 maxthreshold 55 droprate 66
RS G8264(configif)# exit
RS G8264(config)# qos randomdetect ecn enable
RS G8264(config)# qos randomdetect transmitqueue 0 enable
RS G8264(config)# qos randomdetect transmitqueue 0 tcp minthreshold 1
maxthreshold 2 droprate 3
Note: Percentages are of Average Queue available in hardware and not
percentages of traffic.
RS G8264(config)# interface port 1
RS G8264(configif)# randomdetect ecn enable
RS G8264(configif)# exit
Chapter 13: Quality of Service
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