Blade ICE RACKSWITCH G8124-E - Manual (Page 134)

BLADEOS 6.5.2 Application Guide
134 Chapter 9: Quality of Service BMD00220, October 2010
Figure 14 shows the basic QoS model used by the switch.
Figure 14 QoS Model
The basic QoS model works as follows:
Classify traffic:
Read DSCP value.
Read 802.1p priority value.
Match ACL filter parameters.
Perform actions:
Define bandwidth and burst parameters
Select actions to perform on in-profile and out-of-profile traffic
Deny packets
Permit packets
Mark DSCP or 802.1p Priority
Set COS queue (with or without re-marking)
Queue and schedule traffic:
Place packets in one of the COS queues.
Schedule transmission based on the COS queue.
Ports
ACL
Filter
Permit/Deny
Classify
Packets
Perform
Actions
Egress Ingress
COS
Queue
Queue and
Schedule