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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Case 1 – retransmissions to many destinations
In the following screenshot, you can see that we've got many retransmissions spread between many servers, with destination ports 80 (HTTP). What we can also see from here is that the 10.0.0.5 port sends the retransmission; so packets were lost on the way to the internet, or an acknowledgement was not sent back on time from the web servers.
Well, obviously something is wrong on the line to the internet. How can we know what it is?
- From the Statistics menu, open IO Graph.
- In this case (case 1), we can see that the line is nearly empty. It is probably an error or another loaded line on the way to ...
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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.