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What is CRC and Checksum
CRC (Cyclic redudancy check)
CRC, is the most powerful of the redundancy checking methods, is based on binary division.
Checksum
Checksum is used by the higher layer protocols (TCP/IP) for error detection
When the signal hits to each other, collision accord.
Link State Packet When a router floods the network with information about its neighbourhood. It is said to be advertising. The basis of this advertising is a short pack
Routing Principle The principle criterion of successful routing is of course correctness but it not only criterion. You might prefer to take the most direct route ( the one
can we solve the problem using bounded buffer space if the propagation delay is arbitrarily large ?
Operating system for Server Since 1994, when the original pair of web servers - NCSA HTTPd and CERN HTTPd , were proposed, dozens of commercial and shareware programs have
Receipt of Acknowledgment In our GBN protocols an acknowledgment for packet with sequence number will be taken to be accumulative acknowledgment indicating that all packe
Q. Fiber-Optic Cable as transmission media? - Made of glass signals are transmit like light pulses from an LED or laser - Light is as well a form of electromagnetic energy
Flash It is also permanent storage device. It stores the compressed form of Cisco IOS software image and the NVRAM data. Device structure One flash socket Support 80
Lat take the CONNECT (client side), LISTEN, and ACCEPT (server side) socket primitives a) Why are these three needed for a TCP connection? b) Why are none of them needed for a U
Question: (a) Distinguish between UDP and TCP. (b) You have been asked to design and implement a chat application for a university. Which protocol could you used TCP or UDP
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