[asterisk-users] ZAP problem

[Tzafrir Cohen]

On Mon, Dec 18, 2006 at 11:22:13PM +0200, O.Kamal wrote:
> when placing calls to the system through SIP, I got these messages,
> Dec 19 00:26:55 WARNING[5570]: channel.c:2571 ast_request: No translator
> path exists for channel type Zap (native 68) to 256
> Dec 19 00:26:55 NOTICE[5570]: app_dial.c:1056 dial_exec_full: Unable to
> create channel of type 'Zap' (cause 0 - Unknown)

boomtime*CLI> show audio codecs
Disclaimer: this command is for informational purposes only.
        It does not indicate anything about your configuration.
        INT    BINARY        HEX   TYPE    NAME   DESC
--------------------------------------------------------------------------------
          1 (1 <<  0)      (0x1)  audio    g723   (G.723.1)
          2 (1 <<  1)      (0x2)  audio     gsm   (GSM)
          4 (1 <<  2)      (0x4)  audio    ulaw   (G.711 u-law)
          8 (1 <<  3)      (0x8)  audio    alaw   (G.711 A-law)
         16 (1 <<  4)     (0x10)  audio    g726   (G.726)
         32 (1 <<  5)     (0x20)  audio   adpcm   (ADPCM)
         64 (1 <<  6)     (0x40)  audio    slin   (16 bit Signed Linear PCM)
        128 (1 <<  7)     (0x80)  audio   lpc10   (LPC10)
        256 (1 <<  8)    (0x100)  audio    g729   (G.729A)
        512 (1 <<  9)    (0x200)  audio   speex   (SpeeX)
       1024 (1 << 10)    (0x400)  audio    ilbc   (iLBC)

68 is 64 + 4, that is: only the bits for ulaw and slinear are set.

256 means that only g729 is supported.

Your system cannot transcode g729 to ulaw: you don't have a g729 codec 
installed, probably.


-- 
               Tzafrir Cohen       
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