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Bandwidth Management Good Practice Guide

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Authors and Contributors

This document has been compiled by George Neisser from Manchester Computing, University of Manchester. He is most grateful to all the members of the original Bandwidth Management Advisory Service (BMAS) for their extremely helpful comments and reviews. He is also grateful to Derek Heap and his network team from Blackburn College for their contributions to the case study, in particular the Blackburn Information Technology (IT) policy and its current bandwidth management strategy, and for commenting upon the guide from the perspective of a College of Further Education (FE).

Introduction

1. Overview

1.1 Who Should Read This Document

2. Preamble

2.1 Organisational Bandwidth Management Strategy

2.2 Present Situation

2.3 Good Practice Guide

Part 1

3. Bandwidth Management

3.1 What is Bandwidth Management?

3.2 Why is Bandwidth Management Important to UK Education?

3.3 Why Does Bandwidth Management Become Necessary?

3.4 What are the Components of Bandwidth Management?

3.5 What are the Current Trends in Bandwidth Management?

3.6 How is Bandwidth Management Evolving within UK education?

3.7 An Organisational Bandwidth Management Strategy

4. Technology-Based Bandwidth Management

4.1 Caching

4.1.1 Proxy Caching

4.1.2 Reverse Caching

4.1.3 Cache Effectiveness

4.1.4 Caching, Traffic Management and Quality of Service

4.2 Traffic Management and Quality of Service

4.2.1 Difference between Traffic Management and Quality of Service

4.2.2 Traffic Management and Quality of Service Explained

4.2.3 Implementing Traffic Management and Quality of Service

4.2.4 Traffic Management and Quality of Service Effectiveness

4.3 Compression

4.3.1 Dual-sided Compression

4.3.2 Single-sided Compression

4.4 Summary

5. Policy-Based Bandwidth Management

5.1 Defining Policy-Based Bandwidth Management

5.2 Implementing Bandwidth Management Policy

5.3 Further Information and Developments

6. Network Monitoring

6.1 Network Monitoring Tools

6.1.1 Media-focused Tools

6.1.2 Device-focused Tools

6.1.3 Packet-focused Tools

6.2 Application-Focused Tools

7. Bandwidth Management Technologies

Part 2

8. Analysis and Determination of Requirements

8.1 Network Infrastructure

8.2 Network Usage Profile

8.3 Applications and Services

8.4 The Various Types of User-User Classes

8.5 Scarce and Mission Critical Resources

8.6 Organisational IT Policy

9. Implementation of a Bandwidth Management Strategy

9.1 Implementing Policy-based Bandwidth Management

9.2 Implementing Technology-based Bandwidth Management

9.2.1 Proxy Caches

9.2.2 Traffic Management and Quality of Service

9.2.3 In-flow Compression

10. Monitoring Performance

Part 3

11. Case Study Blackburn College of Further Education

11.1 The College

11.2 College IT Policy

11.2.1 Student IT Policy

11.2.2 Staff IT Policy

11.2.3 E-mail, Internet and Intranet Acceptable Use Policy

11.2.4 Monitoring

11.2.5 Internet

11.2.6 Unacceptable Use of the Internet

11.3 The College Network Infrastructure

11.4 Bandwidth Management Strategy and Implementation

11.4.1 Policy-based Strategy

11.4.2 Technology-based Strategy

11.4.3 Implementation

11.5 Ongoing Implementation of Bandwidth Management

11.6 Summary

Part 4

12. Overview

13. Initial Procedures

14. Formulating an Organisational Bandwidth Management Strategy

14.1 Policy-based Guidelines

14.2 Technology-based Guidelines

15. Implementing the Strategy

15.1 Policy-based Implementation

15.1.1 Site Access Restrictions

15.1.2 Application and Protocol Restrictions

15.1.3 User Monitoring

15.1.4 Traffic Prioritisation

15.2 Technology-based Implementation

15.2.1 Caching Technologies

15.2.2 Bandwidth Shaping, Throttling and Quality of Service

15.2.3 Compression

References and Bibliography

Trademarks

[Introduction]

 

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