HP FlexFabric 5700 series Configuration Manual page 5

Configuring congestion avoidance ··························································································································· 58
Overview ········································································································································································· 58
Tail drop ································································································································································· 58
RED and WRED ····················································································································································· 58
ECN ········································································································································································ 59
Configuring and applying a WRED table ··················································································································· 59
Configuration procedure ······································································································································ 60
Configuration example ········································································································································· 60
Displaying and maintaining WRED ····························································································································· 61
Configuring traffic filtering ········································································································································ 62
Configuration procedure ··············································································································································· 62
Configuration example ·················································································································································· 63
Network requirements ··········································································································································· 63
Configuration procedure ······································································································································ 63
Configuring priority marking ····································································································································· 64
Overview ········································································································································································· 64
Color-based priority marking ········································································································································ 64
Packet coloring methods ······································································································································· 64
Configuring color-based priority marking ·········································································································· 65
Configuration procedure ··············································································································································· 65
Priority marking configuration examples ····················································································································· 66
Local precedence marking configuration example ···························································································· 66
Local QoS ID marking configuration example ··································································································· 68
Configuring nesting ···················································································································································· 72
Configuration procedure ··············································································································································· 72
Configuration example ·················································································································································· 73
Network requirements ··········································································································································· 73
Configuration procedure ······································································································································ 73
Configuring traffic redirecting ··································································································································· 75
Configuration procedure ··············································································································································· 75
Configuration example ·················································································································································· 76
Network requirements ··········································································································································· 76
Configuration procedure ······································································································································ 77
Configuring aggregate CAR ····································································································································· 79
Configuration procedure ··············································································································································· 79
Displaying and maintaining aggregate CAR ·············································································································· 79
Aggregate CAR configuration example ······················································································································ 79
Network requirements ··········································································································································· 79
Configuration procedure ······································································································································ 80
Configuring class-based accounting ························································································································· 82
Configuration procedure ··············································································································································· 82
Configuration example ·················································································································································· 83
Network requirements ··········································································································································· 83
Configuration procedure ······································································································································ 83
Appendixes ································································································································································· 85
Appendix A Default priority maps ······························································································································· 85
Appendix B Introduction to packet precedences ········································································································ 86
IP precedence and DSCP values ·························································································································· 86
802.1p priority ······················································································································································ 87
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