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What is data encapsulation?
Data encapsulation is the method of breaking down information into smaller manageable chunks before it is transferred across the network. It is also in this process that the source and destination addresses are attached into the headers, with parity checks.
Explain ISO's OSI Architecture The Open System Interconnection (OSI) is a standard reference model for communication among two end users in a network. It is used in developing
Q. Example of go back - N protocol? The window size is 4. A sender has sent frame 6 as well as the timer expires for frame 3 (frame 3 not ACKn'd). The sender goes back as we
Describe the functions and significances of all fields (such as Source Port and Destination Port) of a TCP header. Functions and significance of tcp header's fields FIELDS
Wait protocol The wait protocol is used for resolving the conflicts, which arise due to number of multiprocessors demanding the same resource. There are two types of wait prot
Q. Illustrate User Agent Services? User Agent (UA) Services - Provide template for user to compose a message - Reads incoming messages - Allows a user to reply to m
State the term - Lot of care required while programming It is a common and well-known saying that many developers of "secure systems" leave a "back door" way for themselves so
The Data link layer performs the following: Responsible for physically passing data from single node to another. Translates messages from the upper layers into data frames and adds
How Firewall configuration makes all the difference The greatest blunder that any company make is to just install a firewall and think that they have ensured perfect securit
TCP creates a reliable data transfer service, in addition to IP''s unreliable best-effort service. Study the related sections of the text, and in your own words, summarize how TCP
Prepare the Network Cable a network that is similar to the one in the topology diagram. You can use any current switch in your lab as long as it has the needed interfaces
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