Ethereal-users: RE: [Ethereal-users] ethereal output format

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From: "David DuPre" <david@xxxxxxxxxxxxxxxx>
Date: Thu, 21 Jul 2005 18:57:19 -0400

Elizabeth,

 

I like to use the Print to file function, you can make it expand all protocols and include the HEX.  Then you can post process the file with anything you want.

This make it nice because you can override certain decodes.  Ex: When WebLogic is passing HTTP traffic on port 23001 instead of port 80.  Then I can tell Ethereal to decode it as HTTP and see the decoded information in the Print file.  It makes it much easier for me to process when I let Ethereal do the decode work. 

 

 Also, if there is special details in the data portion of the packet, I can process the HEX dump to find what I need.

 

Hope the helps,

David

 

David DuPre' 
Executive Performance Engineering Consultant
HyPerformix Inc.
Website: www.hyperformix.com


From: ethereal-users-bounces@xxxxxxxxxxxx [mailto:ethereal-users-bounces@xxxxxxxxxxxx] On Behalf Of Elizabeth Van Nostrand
Sent: Thursday, July 21, 2005 10:37 AM
To: ethereal-users@xxxxxxxxxxxx
Subject: [Ethereal-users] ethereal output format

 


I'm writing a program to take capture files, filter out the packets specific to a particular program, and display them for the user.  It's designed for debugging.  This would be a lot easier if I knew the format of ethereal capture files, but I haven't had any luck finding the specifications.   Does anyone know where to find a detailed description of the output format?  Any format would do, but I'd prefer libpcap if possible.  Thanks,
        -Elizabeth Van Nostrand