16.6. Summary
In this chapter, you learned about the important issues involved in providing WAN connectivity between geographically separated network locations. You learned about the different kinds of WAN connections including point-to-point connections, circuit-switched service provider networks, and packet-switched service provider networks.
You also learned about the impact different transmission media and different distance parameters make with WAN connections. In addition, you learned about different choices for leased-line connections along with broadband technologies such as xDSL and cable modems.
You studied the different WAN protocols and technologies used in connecting today's high-speed WANs including ISDN, Frame Relay, ATM, and ...
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