[asterisk-users] call from h323 to SIP

[nik600]

On 12/15/06, Thomas Kenyon <digium at sanguinarius.co.uk> wrote:
> 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.
I have resolved, it was a codec problem.

Enabling g711 on cisco callmanager has fixed the problem, many thanks.
>
> 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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