Enabling Qos Globally; Configuring Classification Using Port Trust States - Cisco WS-C3560-48PS-S Software Configuration Manual

Configuring Standard QoS

Enabling QoS Globally

By default, QoS is disabled on the switch.
Beginning in privileged EXEC mode, follow these steps to enable QoS. This procedure is required.
Command
Step 1
configure terminal
Step 2
mls qos
Step 3
end
Step 4
show mls qos
Step 5 copy running-config startup-config
To disable QoS, use the no mls qos global configuration command.

Configuring Classification Using Port Trust States

These sections describe how to classify incoming traffic by using port trust states. Depending on your
network configuration, you must perform one or more of these tasks or one or more of the tasks in the
"Configuring a QoS Policy" section on page
•
•
•
•
Catalyst 3560 Switch Software Configuration Guide
28-30
Configuring the Trust State on Ports within the QoS Domain, page 28-31
Configuring the CoS Value for an Interface, page 28-33
Configuring a Trusted Boundary to Ensure Port Security, page 28-34
Configuring the DSCP Trust State on a Port Bordering Another QoS Domain, page 28-35
Purpose
Enter global configuration mode.
Enable QoS globally.
QoS runs from the default settings described in the
Standard QoS Configuration" section on page
"Queueing and Scheduling on Ingress Queues" section on
page 28-13, and the "Queueing and Scheduling on Egress
Queues" section on page 28-15.
Return to privileged EXEC mode.
Verify your entries.
(Optional) Save your entries in the configuration file.
28-36:
Chapter 28 Configuring QoS
"Default
28-27, the
78-16156-01