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 timestamp option
As like TCP SACK, TCP timestamp is a TCP option that will be included in the SYN and SYN/ACK segments. When the TCP endpoints are enabled with RTT measurement feature, the endpoints signal the capability of including TCP timestamp to peer by in SYN packet. When both the endpoints support this feature, the sender will include the TCP timestamp option in all the segments forwarded to peer.
As seen in the preceding example, the TCP timestamp option will be seen in SYN and SYN/ACK segments. If this TCP option is not seen in the capture, ensure that the feature is enabled on the TCP endpoints. Depending on the vendor and platform, ...
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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.