March 2018
Intermediate to advanced
626 pages
17h 32m
English
book
Network Analysis Using Wireshark 2 Cookbook - Second Edition
by Nagendra Kumar Nainar, Yoram Orzach, Yogesh Ramdoss
Content preview from Network Analysis Using Wireshark 2 Cookbook - Second Edition
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TCP and UDP configuration
In UDP, there is not much to change; it is a very simple protocol, with a very simple configuration. In TCP, on the other hand, there are some parameters that can be changed:
Most of the changes you can make in the TCP preferences are in the way that Wireshark dissects the captured data:
- Validate the TCP checksum if possible: In some NICs, you may see many checksum errors. This is due to the fact that TCP checksum offloading is often implemented on NICs. The problem here might be that the NIC actually adds the checksum after Wireshark captures the packet, so if you see many TCP checksum errors, the first thing to ...
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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.