Re: displaying multiple pdu's in one packet as multiple packets for summary window
Jeff Morriss <[email protected]> Thu, 22 Jun 2006 09:31:20 +0800
| Newsgroups | gmane.network.ethereal.devel |
|---|---|
| Message-ID | <[email protected]> |
Ulf Lamping wrote: > Durnford, Robin (EXP) wrote: >> I have been writing a dissector and recently implemented the >> tcp_dissect_pdus function when I noticed some of my messages were >> longer than the length field. The pdu dissection works great except >> that you have to select the message with multiple pdus in the summary >> before you notice there are multiple pdus in the packet. >> To tcp these packets look like one message and are therefore one row >> in the summary window, but to the people who will be using the >> dissector and looking for a particular message at a glance these pdus >> are actually 2 or more different messages. >> > That's a common problem. For example, I've seen up to 12! DCE/RPC > requests in a single TCP packet. Just two days ago I was looking at an M3UA/SCTP trace with *35* (M3UA) DAUD messages bundled into a single packet. > The solution I've implemented is to "show" this in the Info column. That works up to a point (that point being when the Info column is so long it scrolls off the right of the screen!). I think, though, that having some way of viewing the payload PDUs separately would be useful. I just haven't thought of how that could be done.