Accton Technology ES4710BD - Manual (Page 334)

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E ES4710BD 10 Slots L2/L3/L4 Chassis Switch
Fig 16-3 Basic QoS Model
Classification: Classifies traffic according to packet classification information and generates
internal DSCP value based on the classification information. For different packet types and switch
configurations, classification is performed differently. The flowchart below explains this in detail.
Sorts the packet traffic
according to the classification
info and ACLs and converts
classification info to DSCP
values Decides whether the
traffic is in profile or out
of profile according to
the packet DSCP value
and plicing policy Forwards in profile
packets,
degrades/discards
outprofile packets Places packets into priority
queues according to CoS
value and service according
the queue weight
Ingress actions egress actions
Generate
DSCP value Queuing and
scheduling
Remark policing classification