Cisco® Network Professional's: Advanced Internetworking Guide

11.5. Summary

I know that chapter was long—and to think, you only had to go through a few of dozens of possible remote and WAN connections that are available to you. I started you off taking you through broadband cable connections. I showed you the frequency ranges that are used and how the service providers break up and use that bandwidth. Then, you learned how the topology of cable networks has changed to provide a better and higher bandwidth service to customers.

Next, you learned that there are more flavors of DSL than one person should possibly have to endure. I explained why and how the data channels were added to your phone line, and which devices are required to make the connections happen. You learned which devices and corrections have ...