TCP header format explanation TCP transfers messages reliably, from one machine to another over the underlying IP network. The unit of transfer is named as TCP segment. Each segment has two parts, one is a TCP header, and the other is user/application data. In this tutorial, we will explain the header format and details of each parameter of the header. …
What is a TCP connection termination? TCP is an example of a connection-oriented protocol in computer networks. In another tutorial for the TCP three-way handshake, we have shown the connection setup procedure. In this tutorial, we are describing the connection termination procedure in detail with examples. The first thing comes to mind why there is a procedure for connection termination? …
What is SFTP? How SFTP secure a file transfer? The full form of SFTP is the Secure file transfer protocol. It is also named SSH FTP. SSH is for a secure connection, and FTP is for file transfer protocol. The above clearly says that two protocols work together to transfer a file securely between two connected computers over an underlying …
What is the TCP three-way handshake? The TCP is an example implementation of the transport layer protocol according to the OSI model. It connection-oriented, which means before sending any data to the remote peer, the TCP client sets up a virtual connection over a packet-based underlying IP network. A three-way handshake is a protocol procedure to set up both way …