Administrator Guide
Quality of Service (QoS)
This chapter describes how to use and congure Quality of Service service (QoS) features on the switch.
Dierentiated service is accomplished by classifying and queuing trac, and assigning priorities to those queues.
Table 54. Dell Networking Operating System (OS) Support for Port-Based, Policy-Based Features
Feature Direction
Port-Based QoS Congurations Ingress + Egress
Set dot1p Priorities for Incoming Trac Ingress
Honor dot1p Priorities on Ingress Trac Ingress
Congure Port-based Rate Policing Ingress
Congure Port-based Rate Shaping Egress
Policy-Based QoS Congurations Ingress + Egress
Classify Trac Ingress
Create a Layer 3 Class Map Ingress
Set DSCP Values for Egress Packets Based on Flow Ingress
Create a Layer 2 Class Map Ingress
Create a QoS Policy Ingress + Egress
Create an Input QoS Policy Ingress
Congure Policy-Based Rate Policing Ingress
Set a DSCP Value for Egress Packets Ingress
Set a dot1p Value for Egress Packets Ingress
Create an Output QoS Policy Egress
Congure Policy-Based Rate Shaping Egress
Allocate Bandwidth to the Queue Egress
Congure a Scheduler to Queue Egress
Specify WRED Drop Precedence Egress
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