Skip to main content
  • Place orders quickly and easily
  • View orders and track your shipping status
  • Enjoy members-only rewards and discounts
  • Create and access a list of your products
  • Manage your Dell EMC sites, products, and product-level contacts using Company Administration.

Dell Configuration Guide for the S4048–ON System 9.14.2.4

PDF

Quality of Service (QoS)

This chapter describes how to use and configure Quality of Service service (QoS) features on the switch.

Differentiated service is accomplished by classifying and queuing traffic, and assigning priorities to those queues.

Table 1. Dell EMC Networking Operating System (OS) Support for Port-Based, Policy-Based FeaturesDell EMC Networking Operating System (OS) Support for Port-Based, Policy-Based Features
FeatureDirection

Port-Based QoS Configurations

Ingress + Egress

Set dot1p Priorities for Incoming Traffic

Ingress

Honor dot1p Priorities on Ingress Traffic

Ingress

Configure Port-based Rate Policing

Ingress

Configure Port-based Rate Shaping

Egress

Policy-Based QoS Configurations

Ingress + Egress

Classify Traffic

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

Configure 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

Configure Policy-Based Rate Shaping

Egress

Allocate Bandwidth to the Queue

Egress

Configure a Scheduler to Queue

Egress

Specify WRED Drop Precedence

Egress

Create Policy Maps

Ingress + Egress

Create Input Policy Maps

Ingress

Honor DSCP Values on Ingress Packets

Ingress

Honoring dot1p Values on Ingress Packets

Ingress

Create Output Policy Maps

Egress

Specify an Aggregate QoS Policy

Egress

Create Output Policy Maps

Egress

Enabling QoS Rate AdjustmentEnabling Strict-Priority QueueingWeighted Random Early Detection

Egress

Create WRED Profiles

Egress

Figure 1. Dell EMC Networking QoS Architecture
Illustration of the Dell EMC Networking QoS Architecture.

Rate this content

Accurate
Useful
Easy to understand
Was this article helpful?
0/3000 characters
  Please provide ratings (1-5 stars).
  Please provide ratings (1-5 stars).
  Please provide ratings (1-5 stars).
  Please select whether the article was helpful or not.
  Comments cannot contain these special characters: <>()\