HP 5920 Configuration Manual page 4

Displaying and maintaining QoS policies ·················································································································· 22
Configuring priority mapping ··································································································································· 24
Overview ········································································································································································· 24
Introduction to priorities ········································································································································ 24
Priority maps ·························································································································································· 24
Priority trust mode on a port ································································································································· 25
Priority mapping procedure ································································································································· 26
Priority mapping configuration tasks ··························································································································· 27
Configuring a priority map ··········································································································································· 28
Configuring priority maps ···································································································································· 28
Configuring a port to trust packet priority for priority mapping ··············································································· 28
Changing the port priority of an interface ·················································································································· 29
Displaying and maintaining priority mapping ············································································································ 29
Port priority configuration example ······························································································································ 29
Network requirements ··········································································································································· 29
Configuration procedure ······································································································································ 30
Priority mapping table and priority marking configuration example ······························································ 30
Configuring traffic policing, GTS, and line rate ······································································································ 34
Overview ········································································································································································· 34
Traffic evaluation and token buckets ··················································································································· 34
Traffic policing ······················································································································································· 35
GTS ········································································································································································· 36
Line rate ·································································································································································· 36
Configuring traffic policing ··········································································································································· 37
Configuring GTS ···························································································································································· 38
Configuring the line rate ··············································································································································· 38
Displaying and maintaining traffic policing, GTS, and line rate ·············································································· 39
Traffic policing configuration example ························································································································ 39
Network requirements ··········································································································································· 39
Configuration procedures ····································································································································· 40
Configuring congestion management ······················································································································ 43
Overview ········································································································································································· 43
Impacts and countermeasures ······························································································································ 43
Congestion management techniques ·················································································································· 43
Configuration approaches and task list ······················································································································· 46
Configuring SP queuing ················································································································································ 46
Configuration procedure ······································································································································ 46
Configuration example ········································································································································· 46
Configuring WRR queuing ············································································································································ 46
Configuration procedure ······································································································································ 46
Configuration example ········································································································································· 47
Configuring WFQ queuing ··········································································································································· 47
Configuration procedure ······································································································································ 47
Configuration example ········································································································································· 48
Configuring SP+WRR queuing ····································································································································· 48
Configuration procedure ······································································································································ 48
Configuration example ········································································································································· 49
Configuring SP+WFQ queuing ···································································································································· 49
Configuration procedure ······································································································································ 50
Configuration example ········································································································································· 50
Displaying and maintaining congestion management ······························································································· 51
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