[Asterisk-Dev] Is it a fault? H323 with GSM codec is not working

Celso Fassoni celso.fassoni at gmail.com
Mon Jul 4 10:11:43 MST 2005


Hello,
Greetings from Brazil! 

I'm playing with the H323 (Nufone) channel in Asterisk CVS-HEAD and I
couldn't get it working with GSM codec. Is it a fault? Have I missed
something?
What capabilities does it currently support?

Thanks for _any_ information!!
Celso Fassoni

Some additional info:

monkey:~# cat /etc/asterisk/h323.conf
[general]
port = 1720
bindaddr = 192.168.0.100        ; this SHALL contain a single, valid
IP address for this machine
disallow=all
allow=gsm               ; Always allow GSM, it's cool :)
context=default

*CLI> show modules like chan_h323.so
Module                         Description
Use Count
chan_h323.so                   The NuFone Network's Open H.323 Channel  0
1 modules loaded

*CLI> show translation
       Translation times between formats (in milliseconds)
        Source Format (Rows) Destination Format(Columns)

       g723   gsm  ulaw  alaw  g726 adpcm  slin lpc10  g729 speex  ilbc
 g723     -     -     -     -     -     -     -     -     -     -     -
  gsm     -     -     5     5     6     5     4     -     -     -     -
 ulaw     -     4     -     1     3     2     1     -     -     -     -
 alaw     -     4     1     -     3     2     1     -     -     -     -
 g726     -     5     3     3     -     3     2     -     -     -     -
adpcm     -     4     2     2     3     -     1     -     -     -     -
 slin     -     3     1     1     2     1     -     -     -     -     -
lpc10     -     -     -     -     -     -     -     -     -     -     -
 g729     -     -     -     -     -     -     -     -     -     -     -
speex     -     -     -     -     -     -     -     -     -     -     -
 ilbc     -     -     -     -     -     -     -     -     -     -     -

*CLI> h.323 show codecs
Allowed Codecs:
       Table:
Set:

*CLI> h.323 debug
H323 debug enabled
*CLI>   == New H.323 Connection created.
  -- Setting up Call
  --  Call token:  [ip$192.168.0.1:1088/4096]
  --  Calling party name:  [Celso]
  --  Calling party number:  []
  --  Called party name:  [89]
  --  Called party number:  [89]
      --Received SETUP message
Allowed Codecs:
       Table:
 UserInput/hookflash <1>
 UserInput/RFC2833 <2>
Set:
 0:
   0:
     UserInput/hookflash <1>
   1:
     UserInput/RFC2833 <2>

      =-= In OnAnswerCall for call 4096
              - Progress Indicator: 0
              - Inserting PI of 0 into ALERTING message
      Answering call ip$192.168.0.1:1088/4096
      -- Transmitting RFC2833 on payload 101
      -- Received Facility message...
      -- Received Facility message...
      =-= In OnConnectionEstablished for call 4096
              -- Connection Established with "Celso [192.168.0.1]"
      -- ClearCall: Request to clear call with token
ip$192.168.0.1:1088/4096, cause EndedByRemoteUser
      -- Sending RELEASE COMPLETE
      -- ClearCall: Request to clear call with token
ip$192.168.0.1:1088/4096, cause EndedByTransportFail
      -- ClearCall: Request to clear call with token
ip$192.168.0.1:1088/4096, cause EndedByTransportFail
-- Celso [192.168.0.1] has cleared the call
      == H.323 Connection deleted.



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