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What is Redundancy?
The method of including extra information in the transmission solely for the purpose of comparison.
This technique is known as redundancy.
FRAME FILTERING: The very important task a bridge operates is frame filtering. If both the destination and source are on the same segment, it does not repeat the frame to the
What is Frequency borrowing In the simplest case, frequencies are taken from adjacent cells by congested cells. The frequencies can also be assigned to cells dynamically.
what is cryptography
Q. Explain Stop--and--Wait automatic repeat request? 1. Numbering frames prevents the retaining off duplicate frames. 2. Numbered acknowledgement are needed in case of delay
how to own cipher to encrypt and decrypt message by combine both substitution ans transposition algorithm using c program
Q. Illustrate Transport Layer Responsibilities ? - Process-to-process delivery of whole message - Port addressing - Segmentation and reassembly - Connection control co
In connectionless schema, there is no connection required. The source of data includes destination information in data and transmit to the network. Network transmit each data item
distortion
What are firewalls? Firewalls serve to protect an internal network from external attacks. These external threats can be hackers who need to steal data or computer viruses that
The IP class procedure does not split the 32-bit address space into same size class and the classes do not have the same value of networks. A prefix of n bits gives 2n unique ne
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