Wireshark-users: Re: [Wireshark-users] TCP Relative Sequence Options
From: Guy Harris <guy@xxxxxxxxxxxx>
Date: Mon, 17 Nov 2008 12:17:46 -0800

On Nov 17, 2008, at 8:09 AM, Sake Blok wrote:

So, you could use -o "tcp.relative_sequence_numbers: TRUE"

(Or, of course, you could enable/disable TCP relative sequence numbers under Edit->Preferences->Protocol->TCP, if you're running Wireshark from the console of a UN*X box or over the wire to another machine using X11....)