Tftp

TFTP

(Trivial File Transfer protocol)

SUBJECT: COMPUTER NETWORK
GEC MODASA, MODASA

PRESENTATION BY: SAMKIT SHAH (5THI.T.)
ENROLLMENT NO: 080160116056

INTRODUCTION

Trivial File Transfer Protocol (TFTP) is a blame transfer protocol, with the functionality of a very underlying form of File Transfer Protocol (FTP).

It was first delimitate in 1980.
Trivial File Transfer Protocol (TFTP) is a simple protocol to transfer files. It has been implemented on covering of the User Datagram Protocol (UDP) using port number 69.
TFTP is designed to be small and easy to implement, therefore, lacks most of the features of a symmetric FTP.
TFTP only reads and writes files (or mail) from/to a remote server.
It cannot list directories, and currently has no provisions for user authentication.
In TFTP, any transfer begins with a request to read or write a file, which withal serves to request a connection. If the server grants the request, the connection is opened and the file is sent in fixed length blocks of 512 bytes.
Each info megabucks contains one block of data, and must be acknowledge by an acknowledgment packet before the next packet can be sent.




A data packet of less(prenominal) than 512 bytes signals termination of a transfer.
If a packet gets deep in thought(p) in the network, the intended recipient will timeout and may retransmit his hold up packet (which may be data or an acknowledgment), hence causing the sender of the lost packet to retransmit that lost packet.
The sender has to keep just one packet on hand for retransmission, since the lock step acknowledgment guarantees that all one-time(a) packets have been received.
Notice that both machines involved in a transfer are considered senders and receivers. One sends data and receives acknowledgments; the other sends acknowledgments and receives data.
The archetype versions of TFTP, prior to RFC 1350, displayed a particularly bad protocol smirch which was named Sorcerers...If you want to get a full essay, order it on our website: Ordercustompaper.com



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