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Explain the transport layer in detail
Transport Layer:Transport layer ensures and controls the end-to-end integrity of data message propagated via the network amid two devices that provides for the reliable, transparent transfer of data between two end points . Transport layer responsibilities comprisesmessage routing, error recovery, segmenting and two types of fundamental services to an upper-layer protocol: connectionless and connectionoriented. Transport layer is the highest layer in OSI hierarchy in terms of communications and may provide data tracking, sequencing of data, connection flow control, application addressing and identification and error checking.
Q. What is Retransmission timer? Retransmission timer if an ACK is received previous to the timer goes off - destroy the timer if the timer goes off before ACK a
Perform Basic Switch Configurations Step 1: 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
What are instance variables? Instance variables are those which are explained at the class level. Instance variables require not be initialized before using them as they are au
Q. Show Nonreturn to Zero encoding? - Value of signal is for all time positive or negative - NRZ-L Signal level depends on bit represented; positive typically means 0
Selection of computing infrastructure The computing equipment on an Intranet must be selected in such a manner that they do not get obsolete very quickly or become too costly f
What is Wireless Application Protocol?
How does a Token-Passing Protocol works? The token-passing protocol relies on a control signal known as the token. A token is a 24-bit packet that circulates throughout the net
Design, develop and build network systems
Advantages of VPNs Advantages discussed in the following section include those related to security. Consolidation transparency cost. And administration. a. Improved secur
Q. Which steps are used at receiver end by check sum? The receiver follows these steps: The unit is divided into "k" sections each of "n" bits All sections are
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