Quality of Service (QoS): Managing Bandwidth More Effectively 
Using QoS Classifiers To Configure Quality of Service for Outbound Traffic 
Using QoS Classifiers To Configure 
Quality of Service for Outbound Traffic 
QoS Feature  Default  Menu  CLI  Web 
UDP/TCP Priority  Disabled  —  page 8-24  Refer to Online Help. 
IP-Device Priority  Disabled  —  page 8-30  “ 
IP Type-of-Service Priority  Disabled  —  page 8-36  “ 
LAN Protocol Priority  Disabled  —  page 8-49  “ 
VLAN-ID Priority  Disabled  —  page 8-51  “ 
Source-Port Priority  Disabled  —  page 8-57  “ 
Note  In addition to the information in this section on the various QoS classifiers, 
refer to “QoS Operating Notes and Restrictions” on page 8-70. 
Viewing the QoS Configuration 
All of these commands are available on the 5300xl switches. All except the 
protocol-priority command are available on the 3400cl/6400cl switches. Exam-
ples of the show qos output are included with the example for each priority 
type. 
Syntax:  show qos < priority-classifier > 
tcp-udp-port-priority 
Displays the current TCP/UDP port priority configura-
tion. Refer to figure 
8-11 on page 8-30. 
device-priority 
Displays the current device (IP address) priority con-
figuration. Refer to figure 8-12 on page 8-32. 
8-22