From: Brian Utterback (brian.utterback@sun.com)
Date: 01/21/04
Message-ID: <400E7E96.9010508@sun.com> Date: Wed, 21 Jan 2004 08:28:54 -0500 From: Brian Utterback <brian.utterback@sun.com> Subject: Re: tcptrace Reg. new TCPTRACE "SIP " Module
I am not sure what type of thing you are talking about, since I don't
know anything about SIP,
but perhaps this could be written as an extension to ethereal?
J Webb wrote:
> Balaji,
> I think you would be better off finding or writing a custom app. The
> underlying capabilities that tcptrace gives you as far as parsing TCP
> flows is going to be pretty much useless to understanding the behavior
> of your SIP application since it is mostly UDP. I would probably start
> by seeing if there is a SIP plugin for Ethereal and if there is, write
> some graphing routines for it (ala its wannabe tcptrace plugin). If
> not, Ethereal plugins are fairly easy to write. Otherwise, it wouldn't
> be too difficult to parse what you need from a libpcap dump. Sounds
> like a good project, SIP stuff is very interesting to me.
>
> Regards,
> Jon Webb
>
> Computer Communications Research Group
> University of California at Santa Cruz
> http://www.soe.ucsc.edu/~jonwebb/
>
> Balaji Thoguluva wrote:
>
>> Hi all,
>>
>> I am Balaji Thoguluva, a computer science
>> graduate student studying at University of Kentucky,
>> Lexington. As part of my Master's project, I am
>> involved in writing a software that would show
>> detailed SIP connections/messages running in a
>> network.
>> My idea is to add a new "sip" module (like HTTP
>> module) to tcptrace program. As of my knowledge, I
>> know that SIP uses UDP as underlying transport
>> protocol and tcptrace has minimal support for udp
>> connections. In that case, It would be great if anyone
>> could suggest if it is worth implementing this idea or
>> any other better way of implementing it.
>> If this idea is worth proceeding, then I would
>> be glad if you could show me the right direction of
>> implementing/adding the SIP module to tcptrace. Any
>> suggestion would be of great help to me. Also I am
>> wondering If anyone could give me a detailed
>> documentation explaining tcptrace source code.
>> Thanks in advance,
>> Balaji
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>
>
>
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-- blu Lesson from the blackout of 2003: The power grid is THE most critical infrastructure, upon which all others depend, and nobody really knows how it works. -------------------------------------------------------------------------------- Brian Utterback - Solaris Sustaining (NFS/Naming) - Sun Microsystems Inc., Ph/VM: 781-442-1343, Em:brian.utterback-at-ess-you-enn-dot-kom ---------------------------------------------------------------------------- To unsubscribe, send a message with body containing "unsubscribe tcptrace" to majordomo@tcptrace.org.
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