Wireshark-users: [Wireshark-users] Define Specific UDP range to be RTP

From: "J P" <jrp999@xxxxxxxxx>
Date: Tue, 21 Aug 2007 17:39:12 -0600
Hi,
 
In my setup all UDP packets with port numbers between 15000 and 20000 are RTP.
 
How can I set up Wireshark to ALWAYS decode UDP Packets with port numbers between 15000 and 20000 as RTP?
 
Thanx,
 
John