[asterisk-ss7] Asterisk/libSS7 functionality question

[Mark Wilkinson]

Hi Alan,
For what I'm looking at, I'd be very interested in hearing what you have 
implemented with the Nortel DMS switch.

Regards
Mark Wilkinson

Alan McMillan wrote:
> I have successfully implemented a limited NORTEL version of RLT on asterisk.
> I am using the DMS-250 flavor...  I can try and answer questions.
>
> Alan McMillan
>
> -----Original Message-----
> From: asterisk-ss7-bounces at lists.digium.com
> [mailto:asterisk-ss7-bounces at lists.digium.com] On Behalf Of Matthew
> Fredrickson
> Sent: Wednesday, July 09, 2008 1:08 PM
> To: asterisk-ss7 at lists.digium.com
> Subject: Re: [asterisk-ss7] Asterisk/libSS7 functionality question
>
> Mark Wilkinson wrote:
>   
>> Hello,
>>     I have a question about the functionality of SS7 in Asterisk.
>>  From what I can work out, at present, I can not do the following :-
>>
>> I want a  call to be placed from a PBX to Asterisk.
>> Have Asterisk playback a message or do other clever stuff,
>> then release the call back to the original PBX,
>> without the call remaining looped (tromboned) through Asterisk.
>>
>>  From what I understand of SS7, it should be possible to get a SS7 PBX
>> switch to take back the call and transfer it elsewhere - Somewhat similar
>> in functionality to a SIP refer.
>>
>> If I've understood, and please correct me where I'm wrong, the 
>> chan_dahdi driver
>> in the asterisk trunk needs the 'transfer' functionality adding to allow 
>> it to signal
>> to the PBX a request for call take back possibly by implementing the FAR 
>> FAC FAA
>> messages ?
>>   
>>     
>
> Yes, this is definitely possible in libss7, although I believe right now 
> it takes some dialplan changes to make it work.  Alan McMillan (I 
> believe he's on this list) implemented it, so he would be the one to 
> tell how to configure it.
>
> Matthew Fredrickson
>
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