Top-Down Network Design

by Oppenheimer, Priscilla

• ISBN13: 9781587051524
• ISBN10: 1587051524
• Edition: 2nd
• Format: Hardcover
• Copyright: 2004-01-01
• Publisher: Cisco Press

Summary

Top-Down Network Design, Second Edition, is a practical and comprehensive guide to designing enterprise networks that are reliable, secure, and manageable. Using illustrations and real-world examples, it teaches a systematic method for network design that can be applied to campus LANs, remote-access networks, WAN links, and large-scale internetworks.

Author Biography

Priscilla Oppenheimer currently teaches computer networking at Southern Oregon University.

Table of Contents

Introduction	p. xxv
Identifying Your Customer's Needs and Goals	p. 3
Analyzing Business Goals and Constraints	p. 5
Using a Top-Down Network Design Methodology	p. 5
Analyzing Business Goals	p. 10
Analyzing Business Constraints	p. 21
Business Goals Checklist	p. 24
Summary	p. 25
Analyzing Technical Goals and Tradeoffs	p. 27
Scalability	p. 27
Availability	p. 29
Network Performance	p. 35
Security	p. 49
Manageability	p. 54
Usability	p. 55
Adaptability	p. 55
Affordability	p. 56
Making Network Design Tradeoffs	p. 57
Technical Goals Checklist	p. 59
Summary	p. 60
Characterizing the Existing Internetwork	p. 63
Characterizing the Network Infrastructure	p. 63
Checking the Health of the Existing Internetwork	p. 76
Tools for Characterizing the Existing Internetwork	p. 89
Network Health Checklist	p. 92
Summary	p. 93
Characterizing Network Traffic	p. 95
Characterizing Traffic Flow	p. 95
Characterizing Traffic Load	p. 105
Characterizing Traffic Behavior	p. 111
Characterizing Quality of Service Requirements	p. 119
Network Traffic Checklist	p. 128
Summary	p. 128
Summary for Part I	p. 128
Logical Network Design	p. 131
Designing a Network Topology	p. 133
Hierarchical Network Design	p. 133
Redundant Network Design Topologies	p. 145
Modular Network Design	p. 148
Designing a Campus Network Design Topology	p. 150
Designing the Enterprise Edge Topology	p. 170
Secure Network Design Topologies	p. 180
Summary	p. 182
Designing Models for Addressing and Naming	p. 185
Guidelines for Assigning Network Layer Addresses	p. 186
Using a Hierarchical Model for Assigning Addresses	p. 197
Designing a Model for Naming	p. 209
Summary	p. 217
Selecting Switching and Routing Protocols	p. 221
Making Decisions as Part of the Top-Down Network Design Process	p. 222
Selecting Bridging and Switching Protocols	p. 223
Selecting Routing Protocols	p. 234
A Summary of IP, AppleTalk, and IPX Routing Protocols	p. 261
Summary	p. 264
Developing Network Security Strategies	p. 267
Network Security Design	p. 267
Security Mechanisms	p. 271
Modularizing Security Design	p. 278
Summary	p. 295
Developing Network Management Strategies	p. 299
Network Management Design	p. 299
Network Management Processes	p. 300
Network Management Architectures	p. 305
Selecting Protocols for Network Management	p. 307
Selecting Tools for Network Management	p. 312
Summary	p. 315
Summary for Part II	p. 315
Physical Network Design	p. 317
Selecting Technologies and Devices for Campus Networks	p. 319
LAN Cabling Plant Design	p. 320
LAN Technologies	p. 325
Selecting Internetworking Devices for a Campus Network Design	p. 341
An Example of a Campus Network Design	p. 344
Summary	p. 360
Selecting Technologies and Devices for Enterprise Networks	p. 363
Remote-Access Technologies	p. 364
Selecting Remote-Access Devices for an Enterprise Network Design	p. 374
WAN Technologies	p. 377
An Example of a WAN Design	p. 389
Summary	p. 397
Summary for Part III	p. 398
Testing, Optimizing, and Documenting Your Network Design	p. 401
Testing Your Network Design	p. 403
Using Industry Tests	p. 404
Building and Testing a Prototype Network System	p. 405
Tools for Testing a Network Design	p. 412
An Example of a Network Design Testing Scenario	p. 416
Summary	p. 427
Optimizing Your Network Design	p. 429
Optimizing Bandwidth Usage with IP Multicast Technologies	p. 430
Reducing Serialization Delay	p. 435
Optimizing Network Performance to Meet Quality of Service Requirements	p. 437
Cisco Internetwork Operating System Features for Optimizing Network Performance	p. 444
Summary	p. 455
Documenting Your Network Design	p. 457
Responding to a Customer's Request for Proposal	p. 458
Contents of a Network Design Document	p. 460
Summary	p. 469
Characterizing Network Traffic When Workstations Boot	p. 471
References and Recommended Reading	p. 479
Glossary	p. 483
Index	p. 535
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