Configure Port-Level Profile For Ecn - Lenovo RackSwitch G8264 Application Manual

Configure Port-level Profile for ECN

1. Enable ECN globally.
2. Select the port.
3. Enable ECN for the port.
4. Enable a transmit queue.
5. Configure ECN thresholds (minimum, maximum, and drop rate) for TCP traffic.
Verify WRED/ECN
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G8264 Application Guide for ENOS 8.4
RS G8264(config)# qos random­detect ecn enable
RS G8264(config)# interface port 1
RS G8264(config­if)# random­detect ecn enable
RS G8264(config­if)# random­detect transmit­queue 0 enable
RS G8264(config­if)# random­detect transmit­queue 0 tcp min­threshold 11
max­threshold 22 drop­rate 33
RS G8264(config­if)# exit
Note: Percentages are of Average Queue available in hardware and not
percentages of traffic.
Use the following command to view global WRED/ECN information:
RS G8264(config)# show qos random­detect
Current wred and ecn configuration:
Global ECN: Enable
Global WRED: Enable
TQ0:­WRED­TcpMinThr­TcpMaxThr­TcpDrate­NonTcpMinThr­NonTcpMaxThr­NonTcpDrate­
Ena 10 20 30 10 20 30
TQ1:­WRED­TcpMinThr­TcpMaxThr­TcpDrate­NonTcpMinThr­NonTcpMaxThr­NonTcpDrate­
Dis 0 0 0 0 0 0
TQ2:­WRED­TcpMinThr­TcpMaxThr­TcpDrate­NonTcpMinThr­NonTcpMaxThr­NonTcpDrate­
Dis 0 0 0 0 0 0
TQ3:­WRED­TcpMinThr­TcpMaxThr­TcpDrate­NonTcpMinThr­NonTcpMaxThr­NonTcpDrate­
Dis 0 0 0 0 0 0
TQ4:­WRED­TcpMinThr­TcpMaxThr­TcpDrate­NonTcpMinThr­NonTcpMaxThr­NonTcpDrate­
Dis 0 0 0 0 0 0
TQ5:­WRED­TcpMinThr­TcpMaxThr­TcpDrate­NonTcpMinThr­NonTcpMaxThr­NonTcpDrate­
Dis 0 0 0 0 0 0
TQ6:­WRED­TcpMinThr­TcpMaxThr­TcpDrate­NonTcpMinThr­NonTcpMaxThr­NonTcpDrate­
Dis 0 0 0 0 0 0
TQ7:­WRED­TcpMinThr­TcpMaxThr­TcpDrate­NonTcpMinThr­NonTcpMaxThr­NonTcpDrate­
Dis 0 0 0 0 0 0