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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. What is Cross over cable? - Cross the critical pair to properly transmit, align and receive signals on devices with like connections. - Pin 1 connected to pin 3 as well a
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Time out The protocols name Go Back N is derived from the sender behaviour in the presence of lost or overly delayed packets. A timer will again be used to recover
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What is Forward Error Correction and data words Forward error correction It is the process in which the receiver tries to guess the message by using redundant bits. Da
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