Cisco WS-C3750-48PS-S User Manual

32-26
Catalyst 3750 Switch Software Configuration Guide
78-16180-02
Chapter 32 Configuring QoS
Configuring Auto-QoS
Auto-QoS Configuration Example
This section describes how you could implement auto-QoS in a network, as shown in Figure 32-10. For
optimum QoS performance, auto-QoS should be enabled on all the devices in the network.
Figure 32-10 Auto-QoS Configuration Example Network
Figure 32-10 shows a network in which the VoIP traffic is prioritized over all other traffic. Auto-QoS is
enabled on the switches in the wiring closets at the edge of the QoS domain.
101234
Cisco router
To Internet
Trunk
link
Trunk
link
Cisco IP phones
End stations
Cisco IP phones
Video server
172.20.10.16
IP
IP
IP
IP
Identify this interface
as connected to a
trusted switch or router
Identify this interface
as connected to a
trusted switch or router
Identify these
interfaces as
connected to
IP phones
Identify these
interfaces as
connected to
IP phones

Cisco WS-C3750-48PS-S Specifications

General

Brand	Cisco
Model	WS-C3750-48PS-S
Category	Switch
Language	English