Describe the meaning of wan technologies, Computer Networking

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Question 1:

a. What is xDSL and enumerate the benefit of such a technology?

b. Name some of the typical applications of xDSL and the different types and standards of xDSL.

c. What do you understand by WiMax and how can it be used for BWA (Broadband Wireless Access)?

d. Compare WiMAX with WIFI.

Question 2:

a. Describe the meaning of WAN technologies and illustrate how it operates at the corresponding level of the OSI model.

b. Explain WAN Virtual Circuits

c. Explain the various devices that are used in a Wide Area Network.


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