December 2019
Beginner
510 pages
12h 7m
English
Content preview from Networking Fundamentals
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TCP
TCP is referred to as a connection-orientated protocol. What this means is that, before any data is transferred between devices, a connection needs to be established. By doing this, the sending device is positive that the recipient is ready to receive the data. To form this connection, TCP carries out a process known as a three-way handshake, which is depicted in the following diagram. The process is as follows:
- SYN: The sending device sends a synchronization request to the destination computer. This synchronization includes a sequence number. For illustrative purposes, let's say the sequence number is 101.
- SYN/ACK: The receiving device responds with an acknowledgment of the SYN request. This acknowledgment is basically an acknowledgment ...
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