H3C S5120-EI series Configuration Manual

Also see for S5120-EI Series: Configuration guide Installation manual Configuration guide Configuration guide Operation manual

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H3C S5120-EI series Configuration Manual Manual pdf 8 page image

iiConfiguration procedure ······································································································································ 20Defining a traffic behavior ············································································································································ 21Defining a policy ···························································································································································· 22Configuration restrictions and guidelines ··········································································································· 22Configuration procedure ······································································································································ 22Applying the QoS policy··············································································································································· 22Applying the QoS policy to an interface ············································································································ 23Applying the QoS policy to online users ············································································································ 23Applying the QoS policy to a VLAN ··················································································································· 24Applying the QoS policy globally ······················································································································· 24Applying the QoS policy to the control plane···································································································· 24Displaying and maintaining QoS policies ·················································································································· 25Configuring priority mapping ··································································································································· 27Overview········································································································································································· 27Types of priorities ·················································································································································· 27Priority mapping tables ········································································································································· 27Priority trust mode on a port ································································································································· 28Priority mapping procedure ································································································································· 29Configuration guidelines ··············································································································································· 30Configuring a priority mapping table ·························································································································· 31Configuring a port to trust packet priority for priority mapping ··············································································· 31Changing the port priority of an interface ·················································································································· 31Displaying priority mappings ······································································································································· 32Priority trust mode configuration example ··················································································································· 32Network requirements ··········································································································································· 32Configuration procedure ······································································································································ 33Priority mapping table and priority marking configuration example ······································································· 33Network requirements ··········································································································································· 33Configuration procedure ······································································································································ 34Configuring traffic policing, traffic shaping, and rate limit ···················································································· 36Overview········································································································································································· 36Traffic evaluation and token buckets ··················································································································· 36Traffic policing ······················································································································································· 37Traffic shaping ······················································································································································· 38Rate limit ································································································································································· 38Configuring traffic policing ··········································································································································· 39Configuration restrictions and guidelines ··········································································································· 39Configuration procedure ······································································································································ 39Configuring GTS ···························································································································································· 40Configuring the rate limit ·············································································································································· 40Displaying and maintaining traffic policing, GTS, and rate limit ············································································· 41Traffic policing configuration example ························································································································ 41Network requirements ··········································································································································· 41Configuration procedures ····································································································································· 42Configuring congestion management ······················································································································ 44Overview········································································································································································· 44Congestion management techniques ··························································································································· 44SP queuing ····························································································································································· 44WRR queuing ························································································································································· 45WFQ queuing ························································································································································ 46SP+WRR queuing ·················································································································································· 47SP+WFQ queuing ················································································································································· 47Configuring SP queuing ················································································································································ 47