TechLibrary

CoS Overview
Junos OS CoS for EX Series Switches Overview Understanding Junos OS CoS Components for EX Series Switches Understanding CoS Code-Point Aliases Understanding CoS Classifiers Understanding CoS Forwarding Classes Understanding CoS Congestion Management Understanding CoS Schedulers Understanding CoS Two-Color Marking Understanding CoS Rewrite Rules Understanding Port Shaping and Queue Shaping for CoS on EX Series Switches Understanding Junos OS EZQoS for CoS Configurations on EX Series Switches Understanding CoS Queues on EX8200 Line Cards That Include Oversubscribed Ports

CoS Overview

Junos OS CoS for EX Series Switches Overview

Understanding Junos OS CoS Components for EX Series Switches

Understanding CoS Code-Point Aliases

Understanding CoS Classifiers

Understanding CoS Forwarding Classes

Understanding CoS Congestion Management

Understanding CoS Schedulers

Understanding CoS Two-Color Marking

Understanding CoS Rewrite Rules

Understanding Port Shaping and Queue Shaping for CoS on EX Series Switches

Understanding Junos OS EZQoS for CoS Configurations on EX Series Switches

Understanding CoS Queues on EX8200 Line Cards That Include Oversubscribed Ports

Configuration Examples
Example: Configuring CoS on EX Series Switches

Configuration Tasks
Configuring CoS (J-Web Procedure) Defining CoS Code-Point Aliases (CLI Procedure) Defining CoS Code-Point Aliases (J-Web Procedure) Defining CoS Classifiers (CLI Procedure) Defining CoS Classifiers (J-Web Procedure) Defining CoS Forwarding Classes (CLI Procedure) Defining CoS Forwarding Classes (J-Web Procedure) Defining CoS Schedulers and Scheduler Maps (CLI Procedure) Defining CoS Schedulers (J-Web Procedure) Defining CoS Scheduler Maps (J-Web Procedure) Configuring CoS Congestion Management (CLI Procedure) Defining CoS Drop Profiles (J-Web Procedure) Defining CoS Rewrite Rules (CLI Procedure) Defining CoS Rewrite Rules (J-Web Procedure) Assigning CoS Components to Interfaces (CLI Procedure) Assigning CoS Components to Interfaces (J-Web Procedure) Configuring Junos OS EZQoS for CoS (CLI Procedure) Configuring CoS Traffic Classification for Ingress Queuing on Oversubscribed Ports on EX8200 Line Cards (CLI Procedure)

Configuration Tasks

Configuring CoS (J-Web Procedure)

Defining CoS Code-Point Aliases (CLI Procedure)

Defining CoS Code-Point Aliases (J-Web Procedure)

Defining CoS Classifiers (CLI Procedure)

Defining CoS Classifiers (J-Web Procedure)

Defining CoS Forwarding Classes (CLI Procedure)

Defining CoS Forwarding Classes (J-Web Procedure)

Defining CoS Schedulers and Scheduler Maps (CLI Procedure)

Defining CoS Schedulers (J-Web Procedure)

Defining CoS Scheduler Maps (J-Web Procedure)

Configuring CoS Congestion Management (CLI Procedure)

Defining CoS Drop Profiles (J-Web Procedure)

Defining CoS Rewrite Rules (CLI Procedure)

Defining CoS Rewrite Rules (J-Web Procedure)

Assigning CoS Components to Interfaces (CLI Procedure)

Assigning CoS Components to Interfaces (J-Web Procedure)

Configuring Junos OS EZQoS for CoS (CLI Procedure)

Configuring CoS Traffic Classification for Ingress Queuing on Oversubscribed Ports on EX8200 Line Cards (CLI Procedure)

Configuration Statements
[edit class-of-service] Configuration Statement Hierarchy on EX Series Switches broadcast buffer-size classifiers code-point-aliases code-points drop-profile-map dscp dscp-ipv6 ethernet (CoS for Multidestination Traffic) excess-rate family forwarding-class forwarding-classes ieee-802.1 import inet-precedence interfaces loss-priority (Classifiers and Rewrite Rules) policing priority (Schedulers) protocol (Drop Profiles) rewrite-rules scheduler-map scheduler-maps schedulers (CoS) shaping-rate transmit-rate (EX Series Switches) unit

Configuration Statements

[edit class-of-service] Configuration Statement Hierarchy on EX Series Switches

ethernet (CoS for Multidestination Traffic)

loss-priority (Classifiers and Rewrite Rules)

policing

priority (Schedulers)

protocol (Drop Profiles)

transmit-rate (EX Series Switches)

unit

Routine Monitoring
Monitoring CoS Classifiers Monitoring CoS Forwarding Classes Monitoring Interfaces That Have CoS Components Monitoring CoS Rewrite Rules Monitoring CoS Scheduler Maps Monitoring CoS Value Aliases Monitoring CoS Drop Profiles

Routine Monitoring

Monitoring CoS Classifiers

Monitoring CoS Forwarding Classes

Monitoring Interfaces That Have CoS Components

Monitoring CoS Rewrite Rules

Monitoring CoS Scheduler Maps

Monitoring CoS Value Aliases

Monitoring CoS Drop Profiles

Operational Commands
show class-of-service show class-of-service classifier show class-of-service code-point-aliases show class-of-service drop-profile show class-of-service forwarding-class show pfe statistics traffic cpu show pfe statistics traffic egress-queues show pfe statistics traffic multicast

Operational Commands

show class-of-service

show class-of-service classifier

show class-of-service code-point-aliases

show class-of-service drop-profile

show class-of-service forwarding-class

show pfe statistics traffic cpu

show pfe statistics traffic egress-queues

show pfe statistics traffic multicast