Juniper JUNOSE 11.1.X - QUALITY OF SERVICE CONFIGURATION GUIDE 3-21-2010 Configuration Manual page 12

JUNOSe 11.1.x Quality of Service Configuration Guide
Chapter 10
Chapter 11
Chapter 12
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Table of Contents
Guidelines for Configuring Simple and Compound Shared Shaping ...............74
Shared Shaping and Individual Shaping ..................................................74
Shared Shaping and Best-Effort Queues and Nodes ................................74
ATM and Shared Shaping ........................................................................75
Sharing Bandwidth with the SAR ......................................................75
Shared Shaping and Low-CDV Mode ................................................75
Logical Interface Traffic Carried in Other Queues ....................................76
Traffic Starvation and Shared Shaping ....................................................76
Oversubscription and Shared Shaping ....................................................77
Burst Size and Shared Shaping ................................................................77
Configuring Simple Shared Shaping of Traffic
Simple Shared Shaping Overview ..................................................................79
Bandwidth Allocation for Simple Shared Shaping ...................................79
Simple Shared Shaping on the Best-Effort Scheduler Node .....................79
Simple Shared Shaping for Triple-Play Networks ....................................80
Configuring Simple Shared Shaping ..............................................................81
Example: Simple Shared Shaping for ATM VCs .............................................83
Example: Simple Shared Shaping for ATM VPs ..............................................85
Example: Simple Shared Shaping for Ethernet ..............................................86
Configuring Variables in the Simple Shared Shaping Algorithm
Simple Shared Shaping Algorithm Overview .................................................89
Simple Shared Shaper Algorithm Calculations .........................................90
Variables of the Simple Shared Shaper Algorithm ..........................................91
Guidelines for Controlling the Simple Shared Shaper Algorithm ....................93
Configuring Simple Shared Shaper Algorithm Variables ................................93
Sample Process for Controlling the Simple Shared Shaper Algorithm ............95
Configuring Compound Shared Shaping of Traffic
Compound Shared Shaping Overview ...........................................................99
Supported Hardware for Compound Shared Shaping ..............................99
Bandwidth Allocation for Compound Shared Shaping ...........................100
Configuring Compound Shared Shaping ......................................................100
Example: Compound Shared Shaping for ATM VCs .....................................102
Example: Compound Shared Shaping for ATM VPs .....................................104
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