H3C Technologies H3C S6300 Series Switches - Manual (Page 8)

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Displaying and maintaining QoS policies ·················································································································· 22
Configuring priority mapping ··································································································································· 23
Overview ········································································································································································· 23
Introduction to priorities ········································································································································ 23
Priority maps ·························································································································································· 23
Priority trust mode on a port ································································································································· 24
Priority mapping procedure ································································································································· 25
Priority mapping configuration tasks ··························································································································· 26
Configuring a priority map ··········································································································································· 27
Configuring a port to trust packet priority for priority mapping ··············································································· 27
Changing the port priority of an interface ·················································································································· 28
Displaying and maintaining priority mapping ············································································································ 28
Priority trust mode configuration example ··················································································································· 28
Network requirements ··········································································································································· 28
Configuration procedure ······································································································································ 29
Priority mapping table and priority marking configuration example ······································································· 29
Network requirements ··········································································································································· 29
Configuration procedure ······································································································································ 30
Configuring traffic policing, GTS, and rate limit ····································································································· 33
Overview ········································································································································································· 33
Traffic evaluation and token buckets ··················································································································· 33
Traffic policing ······················································································································································· 34
GTS ········································································································································································· 35
Rate limit ································································································································································· 35
Configuring traffic policing ··········································································································································· 36
Configuring GTS ···························································································································································· 37
Configuring the rate limit ·············································································································································· 37
Displaying and maintaining traffic policing, GTS, and rate limit ············································································· 38
Traffic policing and GTS configuration example ········································································································ 38
Network requirements ··········································································································································· 38
Configuration procedures ····································································································································· 39
Configuring queue-based accounting ······················································································································· 41
Overview ········································································································································································· 41
Displaying and maintaining queue-based accounting ······························································································· 41
Configuring congestion management ······················································································································ 42
Overview ········································································································································································· 42
SP queuing ····························································································································································· 42
WRR queuing ························································································································································· 43
WFQ queuing ························································································································································ 45
SP+WRR queuing ·················································································································································· 45
SP+WFQ queuing ················································································································································· 45
Configuration approaches and task list ······················································································································· 46
Configuring congestion management ·························································································································· 46
Configuring SP queuing ········································································································································ 46
Configuring WRR queuing ··································································································································· 46
Configuring WFQ queuing ·································································································································· 47
Configuring SP+WRR queuing ····························································································································· 48
Configuring SP+WFQ queuing ···························································································································· 49
Setting the queue aging time ········································································································································ 51
Displaying and maintaining congestion management ······························································································· 51
Configuring congestion avoidance ··························································································································· 52
Overview ········································································································································································· 52