R211x-HP Flexfabric 11900 ACL and QoS Configuration Guide
ii
Configuring priority mapping ··································································································································· 24
Overview ········································································································································································· 24
Introduction to priorities ········································································································································ 24
Priority maps ·························································································································································· 24
Priority trust mode on a port ································································································································· 25
Priority mapping process ······································································································································ 26
Priority mapping configuration tasks ··························································································································· 27
Configuring a priority map ··········································································································································· 27
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
Priority trust mode configuration example ··················································································································· 29
Network requirements ··········································································································································· 29
Configuration procedure ······································································································································ 30
Priority mapping table and priority marking configuration example ······································································· 30
Network requirements ··········································································································································· 30
Configuration procedure ······································································································································ 31
Configuring traffic policing, GTS, and rate limit ····································································································· 34
Overview ········································································································································································· 34
Traffic evaluation and token buckets ··················································································································· 34
Traffic policing ······················································································································································· 35
GTS ········································································································································································· 36
Rate limit ································································································································································· 36
Configuring traffic policing ··········································································································································· 37
Configuring GTS ···························································································································································· 38
Configuring the rate limit ·············································································································································· 39
Displaying and maintaining traffic policing, GTS, and rate limit ············································································· 39
Traffic policing and GTS configuration example ········································································································ 39
Network requirements ··········································································································································· 39
Configuration procedures ····································································································································· 40
Configuring congestion management ······················································································································ 43
Overview ········································································································································································· 43
SP queuing ····························································································································································· 43
WRR queuing ························································································································································· 44
WFQ queuing ························································································································································ 46
SP+WRR queuing ·················································································································································· 46
SP+WFQ queuing ················································································································································· 46
Congestion management configuration task list ········································································································· 46
Configuring congestion management on a per-port basis ························································································ 47
Configuring SP queuing ········································································································································ 47
Configuring WRR queuing ··································································································································· 48
Configuring WFQ queuing ·································································································································· 48
Configuring SP+WRR queuing ····························································································································· 50
Configuring SP+WFQ queuing ···························································································································· 51
Displaying and maintaining congestion management ······················································································ 52
Configuring a queue scheduling profile ······················································································································ 52
Configuration procedure ······································································································································ 53
Displaying and maintaining queue scheduling profiles ···················································································· 53
Queue scheduling profile configuration example ······························································································ 54
Displaying and maintaining queue statistics ··············································································································· 55
Configuring congestion avoidance ··························································································································· 56
Overview ········································································································································································· 56