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What is the difference among TFTP and FTP application layer protocols?
The Trivial File Transfer Protocol (TFTP) permits a local host to get files from a remote host but does not give reliability or security. It uses the fundamental packet delivery services offered by UDP.
The File Transfer Protocol (FTP) is the standard mechanism given by TCP / IP for copying a file from one host to another. It uses the services obtainable by TCP and so is reliable and secure. It establishes two connections (virtual circuits) among the hosts, one for data transfer and another for control information.
Solve the following CPM/PERT Network Analysis problem: Given the following network and activity time estimates, determine earliest and latest activity times, slack, the expecte
Packet loss and retransmission in TCP TCP gets reliability by retransmission. An acknowledgement is used to check that data has arrived successfully. If acknowledgement does no
As in PRAM, there was no direct communication medium among the processors, therefore another model called as interconnection networks have been designed. In the interconnection net
Q. Why we use numbering frames? Why numbering frames? Stop--and-wait ARQ, 1. Numbering Frames prevents the retaining of duplicate frames.. 2. Numbered acknowled
Q. Explain Full Duplex data transmission? - Have two separate Communication channels as well as use each one for simplex Data traffic (in different directions). - If this is
Transmission Control Protocol - TCP is a connection oriented transport layer protocol with built unreliability. It considers a large block of data and breaks it down into segments
Can you describe the concept of IP multicasting or multicast IP address?
Routers The network layer (also called layer3) manages device addressing tracks the location of devices on the network and determines the best way to move data. Which
What is ipconfig? Ipconfig is a utility program that is commonly used to recognize the addresses information of a computer on a network. It can show the physical address as wel
Q. Illustrate the Drawbacks of stop and wait? Drawbacks of stop and wait - Only one frame is able to be in transit at a time - After every frame sent the host must wai
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