Chapter 6. WAN Technologies and the Enterprise Edge

This chapter covers the following subjects:

WAN and Enterprise Edge Overview

WAN Transport Technologies

WAN and Edge Design Methodologies

DMZ Connectivity

Internet Connectivity

VPN Network Design

This chapter reviews wide area network technologies. Expect plenty of questions about the selection and use of WAN technologies and the enterprise edge. The CCDA must understand the various WAN technology options and what makes them different from each other. This chapter also covers WAN design methodologies and how quality of service (QoS) techniques can make better use of the available bandwidth. Finally, this chapter looks at the DMZ, Internet, and VPN network design in the enterprise edge.

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