Ethereal-users: Re: [Ethereal-users] Filters

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Date: Sat, 18 Oct 2003 20:45:21 -0400
Hi RBogle,

You can set up a capture filter tcp[0:2] as source port and
tcp[2:2] as dest port.

To capture the destination port range 665 to 750:
tcp[2:2] > 0x0298 and tcp[2:2] < 0x2EF

Hope this helps,
Mike