Diagram Of Qos Process - Avaya Cajun P882 User Manual

Chapter 21

Diagram of QoS Process

Frame is forwarded
from ingress
priority queue to
egress port.
NOTE: If policing is
enabled, the switch
forwards traffic that
falls within the
maximum bit rate
and drops traffic
that exceeds the
maximum bit rate.
21-6
Figure 21-1 illustrates the QoS process from when a frame enters
the switch to when the frame exits the switch.
Figure 21-1. QoS Process
Frame received on
switch port.
"
Priority of frame is
identified.
"
Frame is stored in 1
of 8 ingress priority
queues
#
Frame is stored in 1
of 8 egress priority
queues on egress
!
port.
Avaya P550R, P580, P880, and P882 Multiservice Switch User Guide, v5.3.1
Frame is forwarded
from egress priority
queue to destination.
!
The switch uses
queue-servicing
algorithms to schedule
transmission of frames
from the egress
queues.