Introduction - If you have any usage issues, please Google them yourself
• Become familiar with WAN terminology.
• Learn about different types of WAN connections.
• Become familiar with different types of WAN equipment.
Introduction to WAN Technologies
This chapter introduces the various protocols and technologies used in wide-area network (WAN)
environments. Topics summarized here include point-to-point links, circuit switching, packet switching,
virtual circuits, dialup services, and WAN devices. Chapters in Part III, “WAN Protocols,” address
specific technologies in more detail