Asterisk 1.6 Probleme mit ausgehenden ISDN gesprächen (gelöst)

[general]
nationalprefix=0        ; or for example "+49"
internationalprefix=00  ; or for example "+"
rxgain=1.0       ;linear receive gain (1.0 = no change)
txgain=1.0       ;linear transmit gain (1.0 = no change)
language=de      ;set default language

; interface sections ...

[ISDN1]          ;this example interface gets name 'ISDN1' and may be any
                 ;name not starting with 'g' or 'contr'.
                 ;Use one interface section for each ISDN port!
isdnmode=DID     ;'MSN' (point-to-multipoint) or 'DID' (direct inward dial)
                 ;when using NT-mode, 'DID' should be set in any case
incomingmsn=*    ;allow incoming calls to this list of MSNs/DIDs, * = any

controller=1     ;CAPI controller number of this interface/port
group=1          ;dialout group

softdtmf=on      ;enable/disable software DTMF detection, recommended for 
relaxdtmf=on     ;in addition to softdtmf, you can use relaxed DTMF detection
faxdetect=off    ;enable faxdetection and redirection to EXTEN 'fax' for 
faxdetecttime=0  ;Only detect faxes during the first 'n' seconds of the call.
                 ;(default '0' meaning for the whole duration of the call)
accountcode=     ;PBX accountcode to use in CDRs

context=capi-in  ;context for incoming calls
echocancelold=yes;use facility selector 6 instead of correct 8 (necessary for older eicon drivers)
devices=2        ;number of concurrent calls (B-Channels) on this controller
                 ;(2 makes sense for single BRI, 30/23 for PRI/T1)

[general]
port=5060
bindaddr=0.0.0.0
#context=intern


[2000]
type=friend
secret=1234
host=dynamic
callerid=Kramer Handy

[2001]
type=friend
secret=1234
host=dynamic

[kramer]
type=friend
secret=1234
host=dynamic

[bross]
type=friend
secret=1234
host=dynamic

[default]

exten => 1001,1,Answer()
exten => 1001,2,Playback(hello-world)
exten => 1001,3,Hangup()

exten => 2000,1,Dial(SIP/2000,20)
exten => 2000,2,VoiceMail(2000,u)

exten => 2001,1,Dial(SIP/2001)
exten => 2001,2,VoiceMail(2001,u)

exten => kramer,1,Dial(SIP/kramer)
exten => kramer,2,VoiceMail(kramer,u)

exten => bross,1,Dial(SIP/bross)
exten => bross,2,VoiceMail(bross,u)

exten => 2999,1,VoiceMailMain(${CALLERID(num)},s

[capi-in]

exten => 132873,1,Dial(SIP/kramer)
exten => 132864,1,Dial(SIP/bross)

[capi_out]

exten => _X.,1,SetCallerID(2991)
exten => _X.,n,Dial(CAPI/contr1/${EXTEN}/d)
;exten => _XXXX,n,Hangup

[May 12 09:45:45] NOTICE[7166]: chan_sip.c:20063 handle_request_invite: Call from 'kramer' to extension '2873' rejected because extension not found.

include => capi_out