Displaying Auto-Qos Information; Configuring Standard Qos - Cisco WS-C3750-48PS-S Software Configuration Manual

Displaying Auto-QoS Information

Displaying Auto-QoS Information
To display the initial auto-QoS configuration, use the show auto qos [interface [interface-id]]
privileged EXEC command. To display any user changes to that configuration, use the show
running-config privileged EXEC command. You can compare the show auto qos and the show
running-config command output to identify the user-defined QoS settings.
To display information about the QoS configuration that might be affected by auto-QoS, use one of these
commands:
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For more information about these commands, refer to the command reference for this release.

Configuring Standard QoS

Before configuring standard QoS, you must have a thorough understanding of these items:
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These sections describe how to configure QoS on your switch:
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Catalyst 3750 Switch Software Configuration Guide
32-28
show mls qos
show mls qos maps cos-dscp
show mls qos interface [interface-id] [buffers | queueing]
show mls qos maps [cos-dscp | cos-input-q | cos-output-q | dscp-cos | dscp-input-q |
dscp-output-q]
show mls qos input-queue
show running-config
The types of applications used and the traffic patterns on your network.
Traffic characteristics and needs of your network. Is the traffic bursty? Do you need to reserve
bandwidth for voice and video streams?
Bandwidth requirements and speed of the network.
Location of congestion points in the network.
Default Standard QoS Configuration, page 32-29
Standard QoS Configuration Guidelines, page 32-31
Enabling QoS Globally, page 32-32
Configuring Classification Using Port Trust States, page 32-32
Configuring a QoS Policy, page 32-38
Configuring DSCP Maps, page 32-49
DSCP-to-DSCP-mutation map or the policed-DSCP map)
Configuring Ingress Queue Characteristics, page 32-55
Configuring Egress Queue Characteristics, page 32-60
(required)
(required)
(optional, unless you need to use the
(optional)
(optional)
Chapter 32 Configuring QoS
(required
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