[asterisk-users] Fax tone detected, but no fax extension for CAPI

[Armin Schindler]

On Sat, 5 Aug 2006, Stefan-Michael. Guenther (in-put GbR) wrote:
> Hello,
> 
> I have a fax server with an AVM Fritzcard that is connected to port number 4 
> of an EICON DIVA Server 4 BRI. As you can see from the following debug 
> messages, asterisk is accepting the incoming fax call on ISDN4 and forwards 
> it to port number 3 (ISDN3).
> But at the end the call is terminated before the fax has been sent with the 
> error message "Fax tone detected, but no fax extension for CAPI/ISDN3". 

The log doesn't show anything about the call is terminated.
Anyway, the message "Fax tone detected, but no fax extension for" is just a 
notice. If you don't have an extension "fax" in your context, nothing else is done.
With newer chan_capi you can disable this with faxdetect=off.

Armin
 
> Google doesn't find a lot for this message. Does anyone of you have an idea 
> what's going  wrong or what might be missing?
> 
> I have tested it with two different fax numbers and ISDN3 is able to answer 
> and start calls.
> 
> CONNECT_IND (PLCI=0x1a04,DID=07218304493,CID=5683099,CIP=0x4,CONTROLLER=0x4)
>        > ISDN4: msn='*' DNID='07218304493' MSN
>   == ISDN4: Incoming call '5683099' -> '07218304493'
>     -- ISDN4: CAPI/ISDN4/07218304493-0: 07218304493 matches in context faxout
>   == Started pbx on channel CAPI/ISDN4/07218304493-0
> 
> -- ISDN4: info element SETUP
>   == ISDN4: pbx already started on channel CAPI/ISDN4/07218304493-0
>        > CAPI devicestate requested for ISDN4/07218304493
>     -- Executing Answer("CAPI/ISDN4/07218304493-0", "") in new stack
>   == ISDN4: Answering for 07218304493
> 
> > CAPI devicestate requested for ISDN4/07218304493
>     -- Executing Dial("CAPI/ISDN4/07218304493-0", "CAPI/g1/07218304493|10|r") 
> in new stack
>        > data = g1/07218304493
>        > parsed dialstring: 'g1' 'NULL' '07218304493' ''
>        > capi request group = 2
>        > parsed dialstring: 'g1' 'NULL' '07218304493' ''
>   == ISDN3: Call CAPI/ISDN3/07218304493-1   (pres=0x00, ton=0x00)
> 
> -- Called g1/07218304493
>   == ISDN4: Requested RINGING-Indication for CAPI/ISDN4/07218304493-0
> Aug  5 14:20:03 WARNING[9873]: chan_capi.c:3951 capi_signal_progress: wrong 
> channel state to signal PROGRESS
>     -- ISDN4: attempting ALERT in state 6
> 
> -- ISDN3: info element CALL PROCEEDING
>     -- CAPI/ISDN3/07218304493-1 is proceeding passing it to 
> CAPI/ISDN4/07218304493-0
> 
> -- CAPI/ISDN3/07218304493-1 answered CAPI/ISDN4/07218304493-0
>   == ISDN4: Requested Indication-STOP for CAPI/ISDN4/07218304493-0
>     -- Attempting native bridge of CAPI/ISDN4/07218304493-0 and 
> CAPI/ISDN3/07218304493-1
>   == ISDN4:ISDN3 Requested native bridge for CAPI/ISDN4/07218304493-0 and 
> CAPI/ISDN3/07218304493-1
>        > CAPI devicestate requested for ISDN3/07218304493
> 
> > ISDN3: c_dtmf = Y
>     -- Fax tone detected, but no fax extension for CAPI/ISDN3/07218304493-1
> 
> ; capi.conf
> ;
> [ISDN3]
> incomingmsn=*
> isdnmode=MSN
> immediate=yes
> context=isdnin
> ntmode=no
> controller=3
> group=1          ;dialout group
> callgroup=1
> accountcode=ISDN3
> devices=2
> 
> [ISDN4]
> incomingmsn=*
> immediate=yes
> ntmode=yes
> controller=4
> group=9
> callgroup=1
> context=faxout
> accountcode=ISDN4
> devices=2
> 
> ; extensions.conf
> ;
> [faxout]
> exten => _X.,1,Answer
> exten => _X.,2,DIAL(CAPI/g1/${EXTEN},10,r)
> exten => _X.,3,Congestion
> 
> Thanks for any help,
> 
> Stefan
> -- 
> 
> ********************************************
> in-put GbR - Das Linux-Systemhaus
> Stefan-Michael Guenther
> Moltkestrasse 49     D-76133 Karlsruhe
> Tel./Fax : +49 (0)721 / 83044 - 98/93
> http://www.in-put.de
> ********************************************
>      Schulungen  Installationen  
>          Beratung   Support
>       Voice-over-IP-Loesungen
> ********************************************
> 
> -- 
> 
> ********************************************
> in-put GbR - Das Linux-Systemhaus
> Stefan-Michael Guenther
> Moltkestrasse 49     D-76133 Karlsruhe
> Tel./Fax : +49 (0)721 / 83044 - 98/93
> http://www.in-put.de
> ********************************************
>      Schulungen  Installationen  
>          Beratung   Support
>       Voice over IP - Lösungen
> ********************************************
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