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C
HAPTER
7: Q
UALITY
OF
S
ERVICE
(Q
O
S)
The next sections describe how QoS profiles are used and modified. After
this, various traffic groupings are explained and QoS profiles are assigned
to the traffic groupings.
QoS Profiles
Eight default QoS profiles are provided that can be modified, but not
deleted. The default QoS profile names are as follows:
■
qp1
■
qp2
■
qp3
■
qp4
■
qp5
■
qp6
■
qp7
■
qp8
The parameters that make up a QoS profile include the following:
■
Minimum bandwidth
— The minimum percentage of link
bandwidth that the traffic requires. The system is required to provide
the minimum amount of bandwidth to the traffic. The lowest possible
value is 0%.
■
Maximum bandwidth
— The maximum percentage of link
bandwidth that the traffic is permitted to use.
■
Priority
— The level of priority used by the switch to service traffic.
Choices include:
■
Low
■
LowHi
■
Normal
■
NormalHi
■
Medium
■
MediumHi
■
High
■
HighHi