Designing ISP Architectures

Creating a High-Level Framework for FijiNet

In this section, we create a high-level framework for our ISP customer FijiNet. Combining requirements, assumptions, and evaluations formulated in Chapter 2 with the architectural model and principles developed in Chapter 3, we apply preferred practices for creating a logical design.

For descriptions of services and other elements of a high-level framework, refer to the previous section “Creating a High-Level Framework” on page 66.

The following information focuses on decisions we made to create a logical design for FijiNet, a small ISP entering the market. Where applicable, we explain the reasons for decisions and describe trade-offs.

We create a logical design for FijiNet by performing the following: ...