August 2024
Beginner
216 pages
5h 24m
English
Content preview from Exploring Computer Hardware
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Packets
Data to be sent over the network is split into packets. This process starts at the transport layer, where data received from the application layer is divided into smaller units called segments for TCP and datagrams for UDP. Each TCP segment is assigned a sequence number for later reassembly, and a TCP header is added to each segment. The TCP header contains control information, such as source and destination port numbers.
These segments (for TCP) or datagrams (for UDP) are then passed to the network layer, where they are encapsulated into packets. Each packet includes an IP header that contains necessary control information, such as the ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.