Wireshark-users: Re: [Wireshark-users] Using Wireshark for IP fragments reassembling
From: Guy Harris <guy@xxxxxxxxxxxx>
Date: Mon, 8 Jan 2007 23:50:54 -0800

On Jan 8, 2007, at 11:38 PM, Hans Nilsson wrote:

It doesn't? I can both export the packet bytes and use "Follow TCP
Stream" on reassembled IP-packets. But maybe I'm misunderstanding
something.

You can export the packet bytes of an individual reassembled IP packet.

You can't save a capture file the packets of which are reassembled IP packets, which is what I suspect the person who asked the original question wanted.