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Chapter 10. EXPANDING A LAN WITH WAN TEC... > Working with Dial-up and Dedicated C...

Working with Dial-up and Dedicated Connections

As already mentioned, the POTS offers more than one alternative for connecting LANs at different locations. Two of these options relate to dial-up connections using modems and connections that used dedicated lines.

In both of these connection strategies, you will run into a device called a modem . Two types of modems exist: asynchronous modems and synchronous modems. Let's take a closer look at how modems are involved in dial-up and dedicated connections over the POTS.


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