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 Tail Drop Profiles 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 Using CoS with MPLS Networks on EX Series Switches Understanding CoS Queues on EX8200 Line Cards That Include Oversubscribed Ports Understanding Priority-Based Flow Control Understanding CoS Congestion Management

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 Tail Drop Profiles

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 Using CoS with MPLS Networks on EX Series Switches

Understanding CoS Queues on EX8200 Line Cards That Include Oversubscribed Ports

Understanding Priority-Based Flow Control

Understanding CoS Congestion Management

Configuration Examples
Example: Configuring CoS on EX Series Switches Example: Combining CoS with MPLS on EX Series Switches

Configuration Examples

Example: Configuring CoS on EX Series Switches

Example: Combining CoS with MPLS 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 Tail Drop Profiles (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 on an MPLS Provider Edge Switch Using IP Over MPLS (CLI Procedure) Configuring CoS on an MPLS Provider Edge Switch Using Circuit Cross-Connect (CLI Procedure) Configuring CoS on Provider Switches of an MPLS Network (CLI Procedure) Configuring MPLS on Provider Switches (CLI Procedure) Configuring CoS Traffic Classification for Ingress Queuing on Oversubscribed Ports on EX8200 Line Cards (CLI Procedure) Configuring Priority-Based Flow Control for an EX Series Switch (CLI Procedure) Configuring Shaping for CoS (CLI Procedure) Configuring CoS Congestion Management (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 Tail Drop Profiles (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 on an MPLS Provider Edge Switch Using IP Over MPLS (CLI Procedure)

Configuring CoS on an MPLS Provider Edge Switch Using Circuit Cross-Connect (CLI Procedure)

Configuring CoS on Provider Switches of an MPLS Network (CLI Procedure)

Configuring MPLS on Provider Switches (CLI Procedure)

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

Configuring Priority-Based Flow Control for an EX Series Switch (CLI Procedure)

Configuring Shaping for CoS (CLI Procedure)

Configuring CoS Congestion Management (CLI Procedure)

Configuration Statements
[edit class-of-service] Configuration Statement Hierarchy on EX Series Switches broadcast buffer-size class class-of-service classifiers code-point (Congestion Notification) code-point-aliases code-points congestion-notification-profile (Priority-Based Flow Control) drop-probability (Fill Level) drop-profile-map dscp dscp-ipv6 ethernet (CoS for Multidestination Traffic) exp family forwarding-class forwarding-classes ieee-802.1 ieee-802.1 (Congestion Notification) import inet (CoS) inet6 (CoS Multidestination) inet-precedence input (Congestion Notification) interfaces loss-priority (Classifiers and Rewrite Rules) multi-destination policing priority (Schedulers) protocol (Drop Profiles) rewrite-rules scheduler-map scheduler-maps schedulers (CoS) shaping-rate shared-buffer transmit-rate (EX Series Switches) tri-color unit

Configuration Statements

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

code-point (Congestion Notification)

code-point-aliases

code-points

congestion-notification-profile (Priority-Based Flow Control)

drop-probability (Fill Level)

drop-profile-map

dscp

dscp-ipv6

ethernet (CoS for Multidestination Traffic)

ieee-802.1 (Congestion Notification)

import

inet (CoS)

inet6 (CoS Multidestination)

inet-precedence

input (Congestion Notification)

interfaces

loss-priority (Classifiers and Rewrite Rules)

multi-destination

policing

priority (Schedulers)

protocol (Drop Profiles)

transmit-rate (EX Series Switches)

tri-color

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 class-of-service interface 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 class-of-service interface

show pfe statistics traffic cpu

show pfe statistics traffic egress-queues

show pfe statistics traffic multicast