[Asterisk-Users] Re: chan_capi, chan_misdn and chan_modem

Klaus-Peter Junghanns kpj at junghanns.net
Sat May 14 08:21:05 MST 2005


chan_capi 0.3.5 lacks proper support for passing on isdn cause codes to
Asterisk. This is already fixed in my development version and will be in
0.4.0. :)

best regards

Klaus

Am Samstag, den 14.05.2005, 14:50 +0200 schrieb Armin Schindler:
> On Fri, 13 May 2005, Elmar Haneke wrote:
> > > Then I hope to receive some reports on what is buggy/not working,
> > > wishlist
> > > and hopefully also some reports on what works well.
> > 
> > There are at least two anoying bugs:
> > 
> > 1. The Busy-Applicatzion does not work, there seems to be no was to singnal
> > Busy to the caller is no SIP-Phone is ready to answer the call.
> > 
> > 2. Dial-Application does not really detect the reason for Failings. As an
> > Example you should have a look at the LCR script available at
> > Telefonsparbuch.de: The script trys to do some Fallback but it does not work
> > with chan_capi.
> 
> Thanks, for pointing out such issues. But can you please be more specific 
> and give an example on how to reproduce it?
> 
> For example, if you use an Point-to-Multipoint ISDN connection (not 
> 'Anlagenanschluss'), then you won't get an immediate 'BUSY' on SIP 
> Busy/Congestion.
> It's not possible to signal the caller 'Busy' or 'Reject', because there is 
> a timeout on the ISDN-Bus for ANY OTHER device which may answer the call.
> Only on timeout, the Busy is signaled.
> 
> So what type of connection and environment do you use?
> 
> Armin
> 
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