Using WAN Technologies
1 Answer

Numerous WAN technologies exist today, and new technologies are constantly emerging. The most appropriate WAN selection usually results in high efficiency and leads to customer satisfaction. The network designer must be aware of all possible WAN design choices while taking into account customer requirements. This section describes the use of various WAN technologies, including the following:

■ Remote access

■ VPNs

■ WAN backup

■ The Internet as a backup WAN.

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