Cisco Catalyst 3750-X Command Reference

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Catalyst 3750-X and 3560-X Switch Command Reference
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Chapter 2 Catalyst 3750-X and 3560-X Switch Cisco IOS Commands
auto qos classify
auto qos classify
Use the auto qos classify interface configuration command to automatically configure quality of service
(QoS) classification for untrusted devices within a QoS domain. Use the no form of this command to
return to the default setting.
auto qos classify [police]
no auto qos classify [police]
Syntax Description
Defaults Auto-QoS classify is disabled on the port.
When auto-QoS is enabled, it uses the ingress packet label to categorize traffic, to assign packet
labels, and to configure the ingress and egress queues
Command Modes Interface configuration
Command History
police (Optional) Configure QoS policing for untrusted devices.
Table 2-1 Auto-QoS Configuration for the Ingress Queues
Ingress Queue Queue Number CoS-to-Queue Map
Queue Weight
(Bandwidth)
Queue (Buffer)
Size
SRR
1
shared
1. SRR = shaped round robin. Ingress queues support shared mode only.
1 0, 1, 2, 3, 6, 7 70 percent 90 percent
Priority 2 4, 5 30 percent 10 percent
Table 2-2 Auto-QoS Configuration for the Egress Queues
Egress Queue Queue Number CoS-to-Queue Map
Queue Weight
(Bandwidth)
Queue (Buffer) Size
for Gigabit-Capable
Ports
Queue (Buffer)
Size for 10/100
Ethernet Ports
Priority (shaped) 1 4, 5 up to 100 percent 25 percent 15 percent
SRR shared 2 2, 3, 6,7 10 percent 25 percent 25 percent
SRR shared 3 0 60 percent 25 percent 40 percent
SRR shared 4 1 20 percent 25 percent 20 percent
Release Modification
12.2(55)SE This command was introduced.

Cisco Catalyst 3750-X Specifications

General

Switching Capacity	160 Gbps
Stacking Bandwidth	64 Gbps
Max Stacking Units	9
Layer Support	Layer 2 and Layer 3
Form Factor	Rack-mountable
DRAM	256 MB
Flash Memory	64 MB
Model	Cisco Catalyst 3750-X Series
Ports	24 or 48 10/100/1000 Ethernet ports
Uplink Interfaces	4 SFP or 2 SFP+
Features	StackWise Plus, EnergyWise
Image	IP Base or IP Services
Operating Temperature	0 to 40°C
Operating Humidity	10 to 85% noncondensing