Wireshark-users: [Wireshark-users] Turn a data from a particular IP into a text file

From: Nelson <reply2nelson@xxxxxxxxx>
Date: Fri, 22 May 2009 04:27:58 -0700 (PDT)
Noob here...
How can I take a data stream I have captured, filter for an IP address (in and out) and then grab all the packets and put them in a single text file?  Thanks.