Chapter 2
Wide Area Networks
IN THIS CHAPTER
Looking at WAN connection options
Choosing a router
Securing your connection with a firewall
Connecting remote users and branch offices with VPN or EPL
Obviously, your network needs to be connected to the Internet. But that’s easy, right? All you have to do is call the cable company and have them send someone out. They’ll get you hooked up in a jiffy.
Wrong. Unfortunately, connecting to the Internet involves more than just calling the cable company. For starters, you have to make sure that cable is the right way to connect. Then you have to select and configure the right device to connect your network to the Internet. And, in all likelihood, you have to figure out how to provide remote access to your network so you can connect from a hotel room on a business trip or link up with the branch office in Albuquerque. And finally, you have to lie awake at night worrying whether hackers are breaking into your network via its Internet connection.
Not to worry. The advice in this chapter helps you decide how to design your wide area network (WAN) ...
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