[asterisk-dev] Overlapped dialling on SIP trunks for outgoing calls

[Johansson Olle E]

25 apr 2008 kl. 17.34 skrev Tzafrir Cohen:

> On Fri, Apr 25, 2008 at 05:25:33PM +0200, Andreas Brodmann wrote:
>
>> I read the docs before writing here and I used allowoverlap=yes.
>>
>> What I would like to know from you is wheter this is supported for
>> phones only (as the example below shows) or wheter it is supposed
>> to work on sip trunks for 'outgoing' calls:
>>
>> 1) in sip.conf: [general] allowoverlap=yes
>> 2) asterisk sends an INVITE to a carrier
>> 3) carrier sends 484 back
>> 4) asterisk sends congestion msg to phone.
>
> Can you emulate it in the dialplan?

Reading the source, if we get 484 we end up here:

Case 484:       /* Address incomplete */
                         return AST_CAUSE_INVALID_NUMBER_FORMAT

And that's an error returned to the dialplan and the dialplan will  
have to try again.

/O