9. Creating a Preliminary Access Design

At this point in phase 2, preliminary design, you should have established the primary transmission technologies that you intend to use, the hierarchical architecture of your network, and the locations that will constitute your internetwork backbone. You are now ready to proceed to preparing a detailed design for connecting your remote locations to the next-lowest hierarchical tier of your internetwork. This chapter explains the issues that you will need to consider.

You might wonder why we choose to design the lowest hierarchical tier first. The reason is that your traffic requirements ultimately drive the design process, and this traffic is fundamentally associated with your remote locations. You may have ...

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