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Catalyst 3750 Switch Software Configuration Guide
OL-8550-09
Upgrading from Cisco IOS Release 12.2(20)SE or Earlier 35-32
Enabling Auto-QoS 35-33
Troubleshooting Auto QoS Commands 35-34
Displaying Auto-QoS Information 35-34
Configuring Standard QoS 35-35
Default Standard QoS Configuration 35-35
Default Ingress Queue Configuration 35-35
Default Egress Queue Configuration 35-36
Default Mapping Table Configuration 35-37
Standard QoS Configuration Guidelines 35-37
QoS ACL Guidelines 35-38
Applying QoS on Interfaces 35-38
Policing Guidelines 35-39
General QoS Guidelines 35-39
Enabling QoS Globally 35-40
Enabling VLAN-Based QoS on Physical Ports 35-40
Configuring Classification Using Port Trust States 35-41
Configuring the Trust State on Ports within the QoS Domain 35-41
Configuring the CoS Value for an Interface 35-43
Configuring a Trusted Boundary to Ensure Port Security 35-43
Enabling DSCP Transparency Mode 35-45
Configuring the DSCP Trust State on a Port Bordering Another QoS Domain 35-45
Configuring a QoS Policy 35-47
Classifying Traffic by Using ACLs 35-48
Classifying Traffic by Using Class Maps 35-51
Classifying, Policing, and Marking Traffic on Physical Ports by Using Policy Maps 35-53
Classifying, Policing, and Marking Traffic on SVIs by Using Hierarchical Policy Maps 35-57
Classifying, Policing, and Marking Traffic by Using Aggregate Policers 35-64
Configuring DSCP Maps 35-67
Configuring the CoS-to-DSCP Map 35-67
Configuring the IP-Precedence-to-DSCP Map 35-68
Configuring the Policed-DSCP Map 35-69
Configuring the DSCP-to-CoS Map 35-70
Configuring the DSCP-to-DSCP-Mutation Map 35-71
Configuring Ingress Queue Characteristics 35-73
Mapping DSCP or CoS Values to an Ingress Queue and Setting WTD Thresholds 35-73
Allocating Buffer Space Between the Ingress Queues 35-75
Allocating Bandwidth Between the Ingress Queues 35-75
Configuring the Ingress Priority Queue 35-76
Configuring Egress Queue Characteristics 35-77