[Freeswitch-users] Bounty for - FS-4268 Sip trace with filter for IP or extension

Tue Jan 8 02:35:17 MSK 2013

The best bet would probably to be using the call-id from the cdr to
generate a link over to homer to look at a particular trace similar to how
fisheye and jira work together.

On Mon, Jan 7, 2013 at 5:21 PM, Cal Leeming [Simplicity Media Ltd] <
cal.leeming at simplicitymedialtd.co.uk> wrote:

> >From previous experience in web development, I know that sometimes the
> most obvious way isn't the right way.
>
> So, until I've tried it myself, I really can't say whether or not having
> the packets with the CDRs would be the right/wrong thing to do.
>
> However, HOMER on a switch port mirror looks very interesting - thank you
> for this recommendation.
>
> I'm going to be spending some time looking into all these different
> approaches, then I'll post back once I'm a bit more exposed to it.
>
> Really appreciate the feedback from everyone on this
>
> Cal
>
>
> On Mon, Jan 7, 2013 at 9:46 PM, Steven Ayre <steveayre at gmail.com> wrote:
>
>> I have.
>>
>> Personally I use my own custom daemon that simply uses libpcap to
>> capture and logs packets on port 5060/5080 to pcap files rotated on
>> time/size limits which're stored for N days then deleted by a cronjob.
>>
>> I agree a separate project is probably a good way to log the SIP
>> traffic...
>>
>> Cal, a project like Homer allows you to capture the SIP traffic from a
>> separate server on the same LAN segment or using a monitor port of a
>> managed switch. That offloads the SIP capture entirely away from the
>> CPU/Disk of the SIP server, which can have performance benefits for
>> your softswitch server. Additionally using a pcap file format can have
>> other benefits, since it allows you to use existing tools like
>> wireshark for analysis. Searching for a call in a pcap file is trivial
>> using the Call-ID header which you'll have in the sip_call_id channel
>> variable.
>>
>> That said, the idea of storing a history of the received SIP packets
>> within the CDR itself is interesting and would have benefits on
>> simpler installs such as a small office PBX - although I wouldn't
>> necessarily do it by default.
>>
>> -Steve
>>
>>
>>
>> On 7 January 2013 21:16, Anthony Minessale <anthony.minessale at gmail.com>
>> wrote:
>> > have you seen the homer project?
>> >
>> >
>> > On Mon, Jan 7, 2013 at 3:03 PM, Steven Ayre <steveayre at gmail.com>
>> wrote:
>> >>
>> >> Current logging is the Sofia-SIP stack calling the sofia.c:logger()
>> >> callback for the transport log. At this level packets are not attached
>> >> to any call, so matching it to a call would require a 2nd parsing of
>> >> the packet and matching it based on Call-ID... it would be quite a
>> >> performance hit.
>> >>
>> >> The callback functions where mod_sofia handles a packet matched to a
>> >> call receives the packet from the Sofia-SIP stack via the sip_t data
>> >> structure. This contains the parsed message, not the raw packet. This
>> >> makes it unsuitable for logging. I'm not sure if any other parameters
>> >> passed to the callback contain the raw packet, which would be required
>> >> to implement the feature. One of the mod_sofia developers would have a
>> >> better grasp of the Sofia-SIP API though.
>> >>
>> >> -Steve
>> >>
>> >>
>> >>
>> >>
>> >>
>> >>
>> >> On 7 January 2013 20:40, Lloyd Aloysius <lloyd.aloysius at gmail.com>
>> wrote:
>> >> > I saw a demo from siproutes carrier. Their cdr have sip trace for
>> every
>> >> > record and they keep for three months , then archive.
>> >> >
>> >> > It is awesome if freeswitch attach sip trace to the cdr. May be we
>> can
>> >> > setup
>> >> > a bounty for this.
>> >> >
>> >> >
>> >> >
>> >> >
>> >> >
>> >> > On Mon, Jan 7, 2013 at 9:17 AM, Saugort Dario Garcia Tovar
>> >> > <dgarcia at anew.com.ve> wrote:
>> >> >>
>> >> >> Hi Cal,
>> >> >>
>> >> >> Also I use this way to get a sip trace with filter criterias. Take a
>> >> >> look
>> >> >> to this link:
>> >> >>
>> >> >>
>> >> >>
>> >> >>
>> http://www.jonathanmanning.com/2009/10/26/how-to-voip-sip-capture-with-tcpdump-on-linux/
>> >> >>
>> >> >> With Wireshark you can apply additional filter
>> >> >>
>> >> >>
>> >> >>
>> >> >> On 1/6/2013 3:31 PM, Cal Leeming [Simplicity Media Ltd] wrote:
>> >> >>
>> >> >> Could a core dev speculate on how much the expected bounty would be
>> for
>> >> >> this?
>> >> >>
>> >> >> Thanks
>> >> >>
>> >> >> Cal
>> >> >>
>> >> >>
>> >> >>
>> >> >>
>> _________________________________________________________________________
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>> >> >>
>> >> >> 
>> >> >> 
>> >> >>
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>> >> >>
>> >> >>
>> >> >> --
>> >> >> Atentamente,
>> >> >> Dario García
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>> >> >>
>> >> >>
>> >> >>
>> _________________________________________________________________________
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>> >> >> http://www.freeswitchsolutions.com
>> >> >>
>> >> >> 
>> >> >> 
>> >> >>
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>> >> >
>> >> >
>> >> >
>> >> >
>> _________________________________________________________________________
>> >> > Professional FreeSWITCH Consulting Services:
>> >> > consulting at freeswitch.org
>> >> > http://www.freeswitchsolutions.com
>> >> >
>> >> > 
>> >> > 
>> >> >
>> >> > Official FreeSWITCH Sites
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>> >>
>> >>
>> _________________________________________________________________________
>> >> Professional FreeSWITCH Consulting Services:
>> >> consulting at freeswitch.org
>> >> http://www.freeswitchsolutions.com
>> >>
>> >> 
>> >> 
>> >>
>> >> Official FreeSWITCH Sites
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>> >
>> >
>> >
>> > --
>> > Anthony Minessale II
>> >
>> > FreeSWITCH http://www.freeswitch.org/
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>> >
>> > AIM: anthm
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>> >
>> > FreeSWITCH Developer Conference
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>> > pstn:+19193869900
>> >
>> >
>> _________________________________________________________________________
>> > Professional FreeSWITCH Consulting Services:
>> > consulting at freeswitch.org
>> > http://www.freeswitchsolutions.com
>> >
>> > 
>> > 
>> >
>> > Official FreeSWITCH Sites
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>> >
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>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> 
>> 
>>
>> Official FreeSWITCH Sites
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>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
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>
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>

-- 
Anthony Minessale II

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