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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.
What are the responsibilities of Application Layer? The Application Layer enables the user, whether human or software, to access the network. It gives user interfaces and suppo
Multicast and Broadcast In broadcast interconnection network at an individual time one node sends the data and all other nodes obtain that data. Broadcast can be termed as on
Develop traffic flow mapping and performance requirements for flows. A) Traffic Flow Mapping B) Performance Requirements
Q. Explain Silly window syndrome? When either sending application sends data gradually or receiving application consumes data slowly - Illustration when 1 byte sent 40 bytes
(i) Suppose that frames are 1250 bytes long including 25 bytes of overhead. Also assume that ACK frames are 25 bytes long. a) Calculate the efficiency of stop-and-wait ARQ in
Recognize the two commands that copies the configuration in NVRAM to RAM Ans) a) Copy startup-config running-config b) Configure memory
Store-and-forward switch The layer 2 switch accepts a frame on an input line, buffers it briefly, and then routes it to the appropriate output line. Cut-through switch
Which of the following protocols are used for logical network addressing? Ans) Internet Protocol - IP gives routing and a one interface to the upper layers. No upper layer proto
Identify the purpose of the TCP three step handshakes Ans) The three step handshake establishes the parameters needed for a TCP connection. During the handshake process series n
How can you manage a network using a router? Routers have built in console that lets you configure dissimilar settings, like security and data logging. You can allocate restric
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