Page 4

background image

Contents

iv

Cisco AVVID Network Infrastructure Enterprise Quality of Service Design

956467

What is the Quality of Service Toolset?

1-12

Classification Tools

1-12

Class of Service

1-13

Type of Service and Differentiated Services Code Points

1-13

Per-Hop Behaviors

1-14

Network-Based Application Recognition

1-14

Classification Equivalents

1-14

Classification Recommendations

1-15

Voice Bearer Traffic

1-16

Voice Control Traffic

1-16

Video Conferencing

1-16

Streaming Video

1-16

Mission-Critical Data

1-17

Less-Than-Best-Effort Data

1-17

Best-Effort Data

1-17

Scheduling Tools

1-17

Class-Based Weighted-Fair Queueing

1-18

Low-Latency Queueing

1-19

Weighted-Random Early Detect

1-20

Scheduling Recommendations

1-22

Queue Scheduling

1-22

Number of Queues

1-22

Provisioning Tools

1-22

Policing and Shaping Tools

1-23

Link-Efficiency Mechanisms

1-23

Call Admission Control

1-26

Management Tools

1-26

QoS Considerations When Connecting End-Points to an AVVID Network

2-1

2-1

The Trusted Edge

2-2

2-2

2-2

2-2

2-3

2-3

2-3

Classification for Non-marking Applications

2-3