PRICAUSE will give you lots of info on why a call was hungup on. Not
sure if SIP will give you the same.

On Thu, Jan 6, 2011 at 9:06 AM, Jim Dickenson <dicken...@cfmc.com> wrote:
> Does Asterisk, currently using version 1.4, get any more information about 
> the result of an outbound call made over a PRI line compared to a call via a 
> SIP trunk?
>
> As an example, in a PRI call there is this message that shows up on the 
> console:
>
> [2011-01-05 14:59:02]     -- Channel 23 detected a CED tone from the network.
>
> for a call to a fax machine. Does asterisk set anything that a dialplan can 
> access that can know the call was to a fax machine?
>
> If a call is placed to a number that is disconnected so a special information 
> tone is played can either a PRI call or a SIP call know this without 
> analyzing the audio stream?
>
> Are there reasons to prefer the use of PRI over SIP or SIP over PRI?
>
> I would like people's opinions as to if one form is better than the other in 
> any meaningful way.
>
> Thanks for you feed-back.
> --
> Jim Dickenson
> mailto:dicken...@cfmc.com
>
> CfMC
> http://www.cfmc.com/
>
>
>
>
> --
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