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Tag Archives: TCP SYN

TCP Protocol: Three-way Handshake

We all know by now that the basic function of the TCP protocol is to send a stream of bytes that has no shape or fixed size over a network┬áreliably to a receiver. We all also know that reliable delivery involves building a connection between two end-hosts, and this will be the first step that the TCP stack do to exchange data. Above figure, has a host on a side and a server on the other. Host needs to get/download a file from the server via FTP protocol which is dependent on TCP. The Host will start off by allocating …

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