[asterisk-users] ISDN data packets

Matthew Fredrickson creslin at digium.com
Tue Sep 18 12:08:42 CDT 2007


Arpit Mehta wrote:
> Thanks for the reply. I was not looking for a visualizer. I justed
> wanted to see the data packets flowing in the asterisk CLI (for
> example something similar to the rtp packets that flow when making a
> voip call). I can see the various messages like CONNECT, SETUP etc.
> 
> I am a newbie regarding ISDN and I might be looking at things wrongly.

Unfortunately, there isn't a way of "seeing" ISDN TDM data flowing into 
and out of asterisk like RTP.

Matthew Fredrickson

> 
> Thanks
> 
> Regards
> 
> 
> Arpit Mehta
> Graduate Student
> Department of Computer Science
> Columbia University
> 
> Tel: 1-646-387-5998
> 
> On 9/18/07, Matthew Fredrickson <creslin at digium.com> wrote:
>> Arpit Mehta wrote:
>>> I have a ISDN PRI(T1) line coming into my TE110 Asterisk card. When I use
>>>
>>> pri intense debug span 1
>>>
>>> It is supposed to show every packet that is received on the PRI line.
>>> I wanted to know in ISDN Pri when a call connects how are the data
>>> (voice) packets (for PRI) shown in Asterisk.  Or if there is some
>>> other command to see these kind of data packets ?
>> pri intense debug is used to see signalling that happens on the PRI.
>> There is not a "visualizer" for b channel voice data.  The closest thing
>> you could try to use is ztmonitor or a record() in your dialplan.
>>
>> --
>> Matthew Fredrickson
>> Software/Firmware Engineer
>> Digium, Inc.
>>
> 
> 
> --


-- 
Matthew Fredrickson
Software/Firmware Engineer
Digium, Inc.



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