[asterisk-dev] ISDN ETSI Call Rerouting

Klaus Darilion klaus.mailinglists at pernau.at
Wed Jun 4 08:54:57 CDT 2008



Steve Totaro schrieb:
> On Wed, Jun 4, 2008 at 9:09 AM, Klaus Darilion
> <klaus.mailinglists at pernau.at> wrote:
>>
>> Steve Totaro schrieb:
>>> On Wed, Jun 4, 2008 at 8:23 AM, Klaus Darilion
>>> <klaus.mailinglists at pernau.at> wrote:
>>>> Hi!
>>>>
>>>> I have Asterisk in front of an Siemens PBX which sends Call Rerouting
>>>> messages (e.g. a user forwards incoming calls to its mobile phone).
>>>>
>>>> The ETSI Call Rerouting works this way:
>>>>
>>>>                                        Hicom   rerouting
>>>> Caller          Telco                   PBX     target
>>>> ------SETUP-----> |
>>>>                   | ----SETUP------------>
>>>>                   |
>>>>                   | <---CALL PROCEEDING---
>>>>                   |
>>>>                   | <---FACILITY+ --------
>>>>                   |    EtsiCallRerouting
>>>>                   |
>>>>                   | ----DISCONNECT------->
>>>>                   | <---RELEASE-----------
>>>>                   | ----RELEASE COMPLETE->
>>>>                   |
>>>>                   | ----SETUP--------------------->
>>>>
>>>>
>>>>
>>>> Thus, I would like to have Asterisk to forward the FACILITY message to
>>>> the telco. I use Asterisk 1.2 which does not support it and AFAIK there
>>>> is also no support for that in 1.4.
>>>>
>>>> Before starting coding I want to know if there is already support for
>>>> that (or at least for decoding/encoding the ETSI Call Rerouting)
>>>> Asterisk 1.6 or trunk?
>>>>
>>>> thanks
>>>> Klaus
>>>>
>>> Is this what you are looking for? http://kb.digium.com/entry/140/
>>>
>> That sounds very similar. Has anybody used this feature also on Euro ISDN?
>>
>> regards
>> klaus
>>
> 
> Is it a PRI?  Is your carrier's switch a DMS100?

I do not know. I just know the telco switch supports ETSI Call Rerouting 
(with FACILITY message), but I fear Asterisk not.

regards
klaus



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