iax.conf
####
[general]
jitterbuffer=no
dropcount=1
context=default
port=4569
bindaddr=192.168.188.1
;tos=lowdelay
;trunk=yes
;qualifysmoothing = yes
;qualify=3000
;autokill=yes
context=default

[freetzANDpi]
type=friend
host=192.168.188.2
secret=xxx
notransfer=yes
username=freetzANDpi
permit=192.168.188.0/24

[softphone]
type=friend
host=192.168.188.3
secret=xxx
notransfer=yes
username=softphone
permit=192.168.188.0/24
recalltoken=no
######
######
extensions.conf
######
[generel]

[default]
exten => _0XXX.,1,Dial(IAX2/freetzANDpi/0${EXTEN:1})
exten => _0XXX.,n,Hangup
exten => 2000,1,Dial(IAX2/softphone/)
exten => 2000,n,Hangup
exten => 127001,1,Dial(CAPI/contr3/${EXTEN})
exten => 127001,n,Hangup
~
##########
##########
modules.conf
##########
[modules]
    autoload=no                ; set this to yes and Asterisk will load any
                               ; modules it finds in /usr/lib/asterisk/modules

    load => pbx_config.so      ; Requires: N/A
    load => chan_iax2.so       ; Requires: res_crypto.so, res_features.so
    load => chan_sip.so        ; Requires: res_features.so
    load => codec_alaw.so      ; Requires: N/A
    load => codec_gsm.so       ; Requires: N/A
    load => codec_ulaw.so      ; Requires: N/A
    load => format_gsm.so      ; Requires: N/A
    load => app_dial.so        ; Requires: res_features.so, res_musiconhold.so
    load => chan_capi.so
~
##########
########## via call from isdn with chan capi to iax softphone (yate). The phone rings twice... CLI
Connected to Asterisk 11.11.0 currently running on gsmgateway (pid = 3242)
gsmgateway*CLI> core set debug 0
Core debug was 20 and is now OFF.
    -- Executing [2000@default:1] Dial("CAPI/ISDN3#02/2000-9", "IAX2/softphone/") in new stack
Tx-Frame Retry[000] -- OSeqno: 000 ISeqno: 000 Type: IAX     Subclass: NEW
   Timestamp: 00019ms  SCall: 03996  DCall: 00000 [192.168.188.3:4569]
   VERSION         : 2
   CALLED NUMBER   :
   CODEC_PREFS     : ()
   CALLING NUMBER  : 127001
   CALLING PRESNTN : 0
   CALLING TYPEOFN : 0
   CALLING TRANSIT : 0
   CALLING NAME    :
   LANGUAGE        : en
   USERNAME        : softphone
   FORMAT          : 8
   FORMAT2         : alaw
   CAPABILITY      : 65535
    -- Called IAX2/softphone/
   CAPABILITY2     : Unknown
   ADSICPE         : 0
   DATE TIME       : 2098-01-01  05:44:04

Tx-Frame Retry[001] -- OSeqno: 000 ISeqno: 000 Type: IAX     Subclass: NEW
   Timestamp: 00019ms  SCall: 03996  DCall: 00000 [192.168.188.3:4569]
   VERSION         : 2
   CALLED NUMBER   :
   CODEC_PREFS     : ()
   CALLING NUMBER  : 127001
   CALLING PRESNTN : 0
   CALLING TYPEOFN : 0
   CALLING TRANSIT : 0
   CALLING NAME    :
   LANGUAGE        : en
   USERNAME        : softphone
   FORMAT          : 8
   FORMAT2         : alaw
   CAPABILITY      : 65535
   CAPABILITY2     : Unknown
   ADSICPE         : 0
   DATE TIME       : 2098-01-01  05:44:04

Tx-Frame Retry[002] -- OSeqno: 000 ISeqno: 000 Type: IAX     Subclass: NEW
   Timestamp: 00019ms  SCall: 03996  DCall: 00000 [192.168.188.3:4569]
   VERSION         : 2
   CALLED NUMBER   :
   CODEC_PREFS     : ()
   CALLING NUMBER  : 127001
   CALLING PRESNTN : 0
   CALLING TYPEOFN : 0
   CALLING TRANSIT : 0
   CALLING NAME    :
   LANGUAGE        : en
   USERNAME        : softphone
   FORMAT          : 8
   FORMAT2         : alaw
   CAPABILITY      : 65535
   CAPABILITY2     : Unknown
   ADSICPE         : 0
   DATE TIME       : 2098-01-01  05:44:04

    -- Hungup 'IAX2/softphone-3996'
  == Spawn extension (default, 2000, 1) exited non-zero on 'CAPI/ISDN3#02/2000-9'
Tx-Frame Retry[000] -- OSeqno: 001 ISeqno: 000 Type: IAX     Subclass: HANGUP
   Timestamp: 12632ms  SCall: 03996  DCall: 00000 [192.168.188.3:4569]
   CAUSE CODE      : 0

Tx-Frame Retry[001] -- OSeqno: 001 ISeqno: 000 Type: IAX     Subclass: HANGUP
   Timestamp: 12632ms  SCall: 03996  DCall: 00000 [192.168.188.3:4569]
   CAUSE CODE      : 0

Tx-Frame Retry[003] -- OSeqno: 000 ISeqno: 000 Type: IAX     Subclass: NEW
   Timestamp: 00019ms  SCall: 03996  DCall: 00000 [192.168.188.3:4569]
   VERSION         : 2
   CALLED NUMBER   :
   CODEC_PREFS     : ()
   CALLING NUMBER  : 127001
   CALLING PRESNTN : 0
   CALLING TYPEOFN : 0
   CALLING TRANSIT : 0
   CALLING NAME    :
   LANGUAGE        : en
   USERNAME        : softphone
   FORMAT          : 8
   FORMAT2         : alaw
   CAPABILITY      : 65535
   CAPABILITY2     : Unknown
   ADSICPE         : 0
   DATE TIME       : 2098-01-01  05:44:04