R21xx-HP FlexFabric 11900 ACL and QoS Configuration Guide
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Impacts and countermeasures ······························································································································ 44
Congestion management techniques ·················································································································· 44
Configuration approaches and task list ······················································································································· 47
Configuring SP queuing ················································································································································ 47
Configuration procedure ······································································································································ 47
Configuration example ········································································································································· 47
Configuring WRR queuing ············································································································································ 47
Configuration procedure ······································································································································ 47
Configuration example ········································································································································· 48
Configuring WFQ queuing ··········································································································································· 48
Configuration procedure ······································································································································ 48
Configuration example ········································································································································· 49
Configuring SP+WRR queuing ····································································································································· 49
Configuration procedure ······································································································································ 49
Configuration example ········································································································································· 50
Configuring SP+WFQ queuing ···································································································································· 50
Configuration procedure ······································································································································ 51
Configuration example ········································································································································· 51
Displaying per-port queue-based traffic statistics ········································································································ 52
Displaying and maintaining congestion management ······························································································· 52
Configuring congestion avoidance ··························································································································· 53
Overview ········································································································································································· 53
Tail drop ································································································································································· 53
RED and WRED ····················································································································································· 53
ECN ········································································································································································ 53
Configuring and applying a WRED table ··················································································································· 54
Displaying and maintaining WRED ····························································································································· 55
WRED configuration example ······································································································································ 56
Network requirements ··········································································································································· 56
Configuration procedure ······································································································································ 56
Configuring traffic filtering ········································································································································ 57
Configuration procedure ··············································································································································· 57
Configuration example ·················································································································································· 58
Network requirements ··········································································································································· 58
Configuration procedure ······································································································································ 58
Configuring priority marking ····································································································································· 59
Overview ········································································································································································· 59
Color-based priority marking ········································································································································ 59
Packet coloring methods ······································································································································· 59
Configuring color-based priority marking ·········································································································· 59
Configuration procedure ··············································································································································· 60
Support of SF cards for priority marking ····················································································································· 62