This chapter covers the following subjects:
• Cisco Architectures for the Enterprise
• 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 architectures for the enterprise and the Prepare, Plan, Design, Implement, Operate, and Optimize (PPDIOO) network life cycle. This chapter also describes the six network life cycle phases and steps in design methodology.
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