[asterisk-users] call from h323 to SIP

[Thomas Kenyon]

nik600 wrote:
> Hi
> 
> i am trying to do the same thing:
> receive a call from a cisco callmanager and forward it to a SIP user.
> 
> Asterisk is compiled with h323 support, and is configured as a gateway
> in the cisco callmanager.

The incoming call is in the g.729 format, you should be able to fix this 
in cisco call manager.

If not, make sure that the SIP target can accept a g.729 call.

Failing that buy a license for the codec.

> 
> h323.conf:
> [general]
> port = 1720
> bindaddr = 193.x.x.x       ; this SHALL contain a single, valid IP
> address for this machine
> allow=all
> 
> extension.conf:
> exten = 3298,1,Answer
> exten = 3298,2,Dial(SIP/user at 193.y.y.y)
> 
> If a make a call to callamanager CISCO that forward to 3298 i read in
> asterisk console:
> 
> Log:
> 
> Verbosity is at least 20
>    -- Executing Answer("H323/ip$172.z.z.z:4836/14", "") in new stack
>    -- Executing Dial("H323/ip$172.z.z.z:4836/14",
> "SIP/user at 193.y.y.y") in new stack
>    -- Called user at 193.y.y.y
>    -- SIP/user at 193.y.y.y-40455d68 is ringing
> Dec 15 14:45:13 WARNING[19795]: channel.c:2380 set_format: Unable to
> find a codec translation path from g729 to ulaw
> Dec 15 14:45:13 WARNING[19795]: channel.c:2380 set_format: Unable to
> find a codec ........
> .......
> translation path from g729 to slin
> Dec 15 14:45:13 WARNING[19795]: channel.c:2380 set_format: Unable to
> find a codec translation path from g729 to ulaw
> Dec 15 14:45:13 WARNING[19795]: channel.c:2380 set_format: Unable to
> find a codec translation path from g729 to slin
> Dec 15 14:45:13 WARNING[19794]: translate.c:116
> ast_translator_build_path: No translator path from alaw to unknown
> Dec 15 14:45:13 WARNING[19794]: channel.c:1202 queue_frame_to_spies:
> Cannot build a path from g729 to slin
> Dec 15 14:45:13 WARNING[19794]: chan_h323.c:614 oh323_write: Asked to
> transmit frame type 64, while native formats is 256 (read/write =
> 4/64)
> Dec 15 14:45:13 WARNING[19794]: chan_sip.c:2572 sip_write: Asked to
> transmit frame type 256, while native formats is 4 (read/write = 4/4)
> Dec 15 14:45:13 WARNING[19794]: translate.c:116
> ast_translator_build_path: No translator path from alaw to unknown
> Dec 15 14:45:13 WARNING[19794]: channel.c:2752
> ast_channel_make_compatible: No path to translate from
> H323/ip$172.z.z.z:4836/14(256) to SIP/193.x.x.x-40455d68(8)
> Dec 15 14:45:13 WARNING[19794]: app_dial.c:1602 dial_exec_full: Had to
> drop call because I couldn't make H323/ip$172.z.z.z:4836/14 compatible
> with SIP/193.x.x.x-40455d68
>  == Spawn extension (default, 3298, 2) exited non-zero on
> 'H323/ip$172.z.z.z:4836/14'
> 
> Why? where am i wrong?
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