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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How to do it...
Here, you will learn some indicators and what you can see when you use Wireshark for debugging TCP connectivity problems. Usually, these problems result in you trying to run an application and getting no results.
When you try to run an application (for example, a database client, a mail client, watching cameras servers, and so on) and don't get any output, follow these steps:
- Verify that the server and applications are running.
- Verify that your client is running, you have an IP address configured (manually or by DHCP), and that you are connected to the network.
- Ping the server and verify that you have connectivity to it.
- In the capture file, look for one of the following patterns:
- Triple SYN messages with no response
- SYN ...
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