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CompTIA Network N10-006 Quick Reference by Anthony Sequeira

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Chapter 3. WAN Technologies

Even if your company is very small, it will not take long before you have employees or branch offices that cannot be connected with fast and relatively inexpensive local area network (LAN) equipment and cabling. This is unfortunate, because “fast and inexpensive” are great terms to hear in computer networking. Thankfully, there have been many advancements in wide area networking (WAN) that make it more tolerable and affordable. Whenever you hear WAN, think about distances beyond the floor of your office building. You might even want to think of the global Internet itself, and don’t forget about those satellites beaming signals from space!

Fiber

WAN connections that require a high bandwidth capacity or the capability ...

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