Table of Contents

About This Guide
Objectives
E-series Routers
Audience
Documentation Conventions
Related Juniper Networks Documentation
Obtaining Documentation
Documentation Feedback
Requesting Support
Configuring Policy Management
Overview
Policy Lists
Secure Policies
Classifier Control Lists
Rate-Limit Profiles
One-Rate Rate-Limit Profile
Two-Rate Rate-Limit Profile
References
Configuration Tasks
Creating a Rate-Limit Profile
One-Rate
Two-Rate
Creating Classifier Control Lists
Creating Policy Lists
Creating a Policy List for IP
Creating a Policy List for IPv6
Creating a Policy List for Frame Relay
Creating a Policy List for GRE Tunnels
Creating a Policy List for L2TP
Creating a Policy List for MPLS
Creating a Policy List for VLANs
Creating Classifier Groups and Policy Rules
Policy Rule Support
Rules That Provide Routing Solutions
Creating Multiple Forwarding Solutions with IP Policy Lists
Classifier Group Command
Policy Rule Commands
Applying Policy Lists to Interfaces and Profiles
Enabling IP Options Filtering
Using RADIUS to Create and Apply Policies
Examples—Using the Ascend-Data-Filter Attribute
Policy Applications
Policy Routing
Security
Bandwidth Management
One-Rate Rate-Limit Profile
Two-Rate Rate-Limit Profile
Rate Limiting Individual or Aggregate Packet Flows
Packet Tagging
Packet Flow Monitoring
Policy Management and MPLS Topology-Driven LSPs
Statically Configured Mapping
Signaled Mapping
Policy Resources
FPGA Hardware Classifiers
CAM Hardware Classifiers
Software Classifiers
Monitoring Policy Management
Setting a Statistics Baseline
Policy Management show Commands
Configuring Quality of Service
Overview
Terms
Features
References
Configuration Tasks
Traffic Classes
Best-Effort Forwarding
Configuring a Traffic Class
Traffic-Class Groups
Configuring Traffic-Class Groups
Queue Profiles
Static Oversubscription
Dynamic Oversubscription
Overriding Default Queue Allocation
Color-Based Thresholding
Configuring Queue Profiles
Drop Profiles
How RED Works
Configuring RED
RED Configuration Examples
Configuring Average Queue Length
Configuring Thresholds
Configuring Color-Blind RED
How WRED Works
Configuring WRED
WRED Configuration Examples
Configuring Different Treatment of Colored Packets
Defining Different Drop Behavior for Each Traffic Class
RED and Dynamic Queue Thresholds
Scheduler Profiles
Hierarchical Assured Rate
Configuring Scheduler Profiles
Shared Shaping
Sharing Bandwidth with the SAR
How Shared Shaping Works
Simple Shared Shaping
Simple Shared Shaping Example
Simple Shared Shaping on the Best-Effort Scheduler Queue
Simple Shared Shaping on the Best-Effort Scheduler Node
Shared Shaping and Low-CDV Mode
Compound Shared Shaping
Shared Shaping Constituents
Types of Shared Shapers
Implicit Constituent Selection
Implicit Bandwidth Allocation for Compound Shared Shaping
Explicit Constituent Selection
Explicit Shared Shaping Example
Explicit Weighted Compound Shared Shaping Examples
Simple Shared Shaping Configuration Examples
VC Simple Shared Shaping Example
VP Simple Shared Shaping Example
Shared Shaping and Individual Shaping
Compound Shared Shaping Configuration Examples
Configuration Restrictions
VC Compound Shared Shaping Example
VP Compound Shared Shaping Example
Shared Shaping Caveats
Hardware Dependency
Logical Interface Traffic Carried in Other Queues
Traffic Starvation
Oversubscription
Burst Size
Statistics Profiles
Rate Statistics
Event Statistics
Memory and Processor Use
Configuring Statistics Profiles
QoS Profiles
Configuring QoS Profiles
Creating QoS Profiles
Adding Groups, Nodes, and Queues to QoS Profiles
Attaching QoS Profiles
Configuring QoS for ATM Interfaces
Integrating the HRR Scheduler and SAR Scheduler
Backpressure
Configuring the Integrated Scheduler
Configuring the SAR Scheduler Mode of Operation
Configuring the Operational QoS Shaping Mode
ATM QoS Configuration Examples
Default Integrated Mode
Low-Latency Mode
Low-CDV Mode
Configuring QoS for L2TP Interfaces
Configuration Procedure
Scheduler Hierarchies
QoS Profile Attachments
Attaching a Profile to an Interface
Attaching a Profile to a Port Type
Munged QoS Profile
QoS Profile Configuration Examples
Diffserv Configuration with Multiple Traffic-Class Groups
Strict-Priority Scheduling
Relative Strict-Priority Scheduling
True Strict Priority Versus Relative Strict Priority
True Strict Priority
Relative Strict Priority
Relative Strict Priority on ATM Modules
Oversubscribing ATM Ports
Minimizing Latency on the SAR Scheduler
HRR Scheduler Behavior
Zero-Weight Queues
Setting the Burst Size in a Shaping Rate
Special Shaping Rate for Nonstrict Queues
Configuring Relative Strict-Priority Scheduling
Rate Shaping
Port Shaping
Clearing Statistics
Monitoring QoS
Index