June 2017
Intermediate to advanced
446 pages
10h 10m
English
Content preview from Mastering Python Networking
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User Datagram Protocol (UDP)
UDP is also a core member of the internet protocol suite. Like TCP, it is on layer 4 of the OSI model that is responsible for delivering data segments between the application and the IP layer. Unlike TCP, their header is only 32-bit that only consists of source and destination port, length, and checksum. The lightweight header makes it ideal for the application to prefer a faster data delivery without setting up the session between two hosts or needing a reliable delivery of data. Perhaps it is hard to imagine in today's fast internet connections, but the extra header made a big difference in the speed of transmission in the early days of X.21 and frame relay links. Although as important as the speed save, not ...
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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.
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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.