February 13, 2018

How TCP Works - No Operation Field

Hey packet people!

If you have ever had to analyze a TCP connection, you have definitely seen a three-way handshake. In that handshake, both TCP stacks will exchange the options they are open to use for the connection. In the options field, you may also see several instances of the No-Operation value.

How does this value work? What does it mean (other than no-operation of course), and how should I interpret it?

Get the answers to these questions here:

One comment on “How TCP Works - No Operation Field”

  1. Hi Chris,

    I really appreciate your contents, i have started going through all of them, It is just Superb.

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