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Q. Explain about Traditional Modems?
- Subsequent to modulation by the modem an analog signal reaches the telephone company switching station where it sampled and digitized to be passed through the digital network.
- Bit rate is 56000ps.
- Uploading: 33.6kbps.
- Downloading: 56kbps.
What is packet filter? Packet filter is a standard router up to with some extra functionality. The extra functionality permits every incoming or outgoing packet to be inspected
Q. Illustrate the Advantages of VLANs? - Cost and time reduction in moving stations from one group to another - Creation of virtual workgroups - Security Position of
QUESTION (a) Define what is a software agent? (b) An intelligent agent is known to exhibit several characteristics or properties that distinguish it from another piece of so
(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
The major problems with multiple networks are as given: A computer attached to a given server can only interact with other computers attached to the similar network.
Q. Show the Error Correction by Hamming Code? Hamming Code is able to be applied to data units of any length and uses the relationship between data and redundancy bits For i
FAULT TREE CONSTRUCTION RULES (a) Define the undesired fault condition as the "Top" event. The fault event describes the state of either the system or a component. (b
A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the
1 Suppose you are the new regulator in charge who has authority over Internet services (although in reality such a position may not exist depending on your country). You aim to enh
Measure the performance (both latency and throughput) of TCP and UDP protocol stack running on a pair of PCs or Workstations in the Lab, and compare the results of your software
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