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Q. Illustrate Go Back - N protocol?
Go Back - N
- Sender window size < 2m
- Receiver window size = 1
- Why the names go back- N?
- When the frame is spoilt the sender goes back and sends a set of frames starting from the last one ACKn'd
- The number of retransmitted frames is N
Q. Multimode for transmitting optical signals? - Multiple beams from light source travel through core at different paths - Multimode step-index fiber Density remains
What are the issues there in network environment Some of the issues necessary are: Network planning should be carried out covering the following important issues:
What is Stop-and-Wait Protocol? In Stop and wait protocol, sender sends single frame, waits unless it receives confirmation from the receiver (okay to go ahead), and then sends
What is the Catalogue Intranet Intranets of this type are often more accurately described as Extranets. They are designed to give access to a large catalogue of information,
Single company or organization owns this. They are usually LAN technologies. There can be multiple LANs in a campus or building linked together. They are sometimes known Intranet.
Q. Explain the Communication Channel Threats? Secrecy Threat - Secrecy is the avoidance of unauthorized information disclosure - Privacy is the guard of individua
Q. Explain about Mesh Topology? - Dedicated point-to-point links to each other device - n (n-1)/2 links an every device will have n-1 I/O ports - Advantages - Dedic
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what role would you assign for Pentium iii, 500 MHz processor, 256 MB memory, 1o GB hard drive
DVMRP • Distance vector multicast routing protocol: Distance vector multicast routing protocol are abbreviated as DVMRP. These protocols are suitable for small networks which
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