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Cisco AVVID Network Infrastructure Enterprise Quality of Service Design
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Chapter 3 QoS in an AVVID-Enabled Campus Network
Selecting a Distribution-Layer Switch
Verifying the Configuration
On the Catalyst 4006 distribution-layer switch, you can verify the configuration by examining the output
of the following commands:
Example 3-21 Displaying the QoS CoS-to-DSCP Mappings
4006-SUPIII-Dist#show qos map cos
CoS-DSCP Mapping Table
CoS: 0 1 2 3 4 5 6 7
--------------------------------
DSCP: 0 8 16
26 34 46 48 56
4006-SUPIII-Dist#show qos map dscp tx-queue
DSCP-TxQueue Mapping Table (dscp = d1d2)
d1 : d2 0 1 2 3 4 5 6 7 8 9
-------------------------------------
0 : 01 01 01 01 01 01 01 01 01 01
1 : 01 01 01 01 01 01 02 02 02 02
2 : 02 02 02 02 02 02 02 02 02 02
3 : 02 02 03 03 03 03 03 03 03 03
4 : 03 03 03 03 03 03 03 03 04 04
5 : 04 04 04 04 04 04 04 04 04 04
6 : 04 04 04 04
Example 3-22 Displaying Policy Information
4006-SUPIII-Dist#show policy-map interface fa 4/1
service-policy input: DISTRIBUTION-C4006-UPLINK-IN
class-map: GOLD-DATA (match-all)
0 packets
match: access-group name GOLD-DATA
set:
ip dscp 18
class-map: VOICE-CONTROL (match-all)
0 packets
match: access-group name VOICE-CONTROL
set:
ip dscp 26
class-map: VOICE (match-all)
0 packets
match: access-group name VOICE
set:
ip dscp 46
Command
Description
See
show qos map cos
Displays the QoS CoS mapping information.
show policy-map interface
Displays policy mapping information.
show port qos
Displays the Qos settings for a specified port.
show interface counters
Displays statistics regarding traffic seen on the
physical interface.