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...
Depending on the direction of the failure, we may need to identify what email protocol we should be troubleshooting.
For example, if the user complains about a failure when sending email, we need to focus on SMTP, and if the failure is with receiving emails, we need to focus on IMAP or POP3 (depending on the protocol used by the client).
- Once the direction of failure is identified, check that the TCP session for the relevant port is established:
- The preceding screenshot capture shows that the client is not able to establish ...
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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.