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Define Character Stuffing?
In byte stuffing (or character stuffing), a particular byte is added to the data section of the frame when there is a character with the same pattern as the flag. The data section is stuffed with an extra byte. This byte is usually known as the escape character (ESC), which has a predefined bit pattern. Whenever the receiver encounters the ESC character, it deletes it from the data section and treats the next character as data, not a delimiting flag.
Q. What is Network Address? Network Address First address in the block, assigned to the organization Defines the network itself and cannot be assigned to a host
Q. Show the Character-level Encryption? - Substitutional - Monoalphabetic - simplest form; also called Caesar cipher - Every character is replaced with another character
Q. Building a Defense in networking? When building a defense you must use a layered approach that includes securing - The network infrastructure the communications protocol
a) A host is sending a HTTP request to a HTTP server. In the table below, propose a correct set of source and destination port numbers for segments sent from host to server and fr
Describe autonomous system?
Question: a) Explain briefly three typical network topologies giving one advantage and one disadvantage of each topology. Explain the three topologies with appropriate diagrams
ATM can give customers with virtual circuits that seem traditional leased digital circuits. Such permanent virtual circuits (PVC) fixed as the customer pay the periodic fee for its
The performance of interconnection networks is measured on the below parameters. 1) Bandwidth: It determines maximum transfer rate between any two nodes. It is measured in MB
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Acknowledgment number This 32 bit field defines the byte number that the from the segment is expecting to receive the segment is expecting to receive from the other par
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