CCDA Official Exam Certification Guide, Third Edition

Chapter 1. Network Design Methodology

This chapter covers the following subjects:

• Intelligent Information Network and Service-Oriented Network Architecture

• Prepare, Plan, Design, Implement, Operate, and Optimize Phases

• Identifying Customer Requirements

• Characterizing the Existing Network

• Designing the Network Topology and Solutions

Networks can become complex and difficult to manage. Network architectures and design methodologies help you manage the complexities of networks. This chapter provides an overview of Cisco’s Service-Oriented Network Architecture (SONA) as part of Cisco’s vision of the Intelligent Information Network (IIN). This chapter also describes the six network life cycle phases and steps in design methodology.

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