[asterisk-ss7] CRBT with ss7 and asterisk

Kaloyan Kovachev kkovachev at varna.net
Fri Nov 11 04:02:17 CST 2011


Hi,
 check http://www.voip-info.org/wiki/view/Asterisk+libss7

I guess you meant 100k subscribers and not 100k simultaneous calls, so it
is doable with Asterisk and much less hardware then - each call will land
at Asterisk for just few seconds, so for the correct number of PRI cards
you need to check how many calls are starting per minute and you will need
a CIC only for those having CRBT - much better than 3400 PRI :)

On Fri, 11 Nov 2011 10:22:17 +0300, Peter Hyeroba <jezitech at gmail.com>
wrote:
> The flow is a call comes in from the pstn and  the switch forwards it to
my
> asterisk box which checks if that person is registered for crbt if yes
then
> we play the tune and as soon as the call is answered, control is passed
> back to the switch or IN.
> 
> on my clients gsm network there are at least 50,000 registered users for
> crbt and these calls are also happening at any one time.
> 
> I need a way for his network to pass the call to my asterisk box and me
to
> pass it back when its answered.
> 
> Kind Regards,
> 
> HP.
> 
> 
> On 10 November 2011 21:00, <asterisk-ss7-request at lists.digium.com>
wrote:
> 
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>>   1. Re: CRBT with ss7 and asterisk (florian at gruendler.net)
>>
>>
>> ----------------------------------------------------------------------
>>
>> Message: 1
>> Date: Thu, 10 Nov 2011 18:03:58 +0100
>> From: <florian at gruendler.net>
>> Subject: Re: [asterisk-ss7] CRBT with ss7 and asterisk
>> To: <asterisk-ss7 at lists.digium.com>
>> Message-ID: <042c01cc9fca$bd1bfd00$3753f700$@net>
>> Content-Type: text/plain;       charset="iso-8859-1"
>>
>> Our friend must indeed have made a mistake at the decimal level. 100k
>> concurrent calls is a lot. On the other hand it isn't if you were China
>> *com
>> or so but then you'd get a special discount on Huawei I guess ;-) Now,
>> before we get into hardware and brand questions, I would also like to
>> hear
>> more about the intended call flow.
>>
>> Is this a service innovation you consider for your subscribers to give
a
>> personalized music instead of a ring back tone to inbound callers or is
>> it
>> intended to playback treatment loops on certain releases on outbound
>> calls
>> to make that more fancy than just a reorder tone on all remote
clearings?
>>
>> Generally speaking, it should be feasible to script your INAP GSM/PSTN
>> switch to forge the call to the (Asterisk-) HMP playback box when the
>> PBX/LD-switch signals progress, similar as you would to a voicemail
>> system
>> except that the channel won't answer and just plays the tune as early
>> media.
>> And on event connect on the bearer channel to the cell tower/PBX, you'd
>> redirect the subscriber media channel. But hey, why not just playing
the
>> tune directly on the big iron itself? I know an excellent Dialogic
based
>> supplier for you if your switch can't do it to extend its lifecycle or
>> licensing frightens you off. But vendors tend to be flexible in pricing
>> if
>> a
>> generation change is due anyway.
>>
>> Let us know,
>>
>> Florian
>>
>>
>>
>>
>> > -----Urspr?ngliche Nachricht-----
>> > Von: asterisk-ss7-bounces at lists.digium.com [mailto:asterisk-ss7-
>> > bounces at lists.digium.com] Im Auftrag von Michael Mueller
>> > Gesendet: Donnerstag, 10. November 2011 16:17
>> > An: asterisk-ss7 at lists.digium.com
>> > Betreff: Re: [asterisk-ss7] CRBT with ss7 and asterisk
>> >
>> > what's CRBT?
>> >
>> > 100K calls seems like lot of connections to the PSTN - especially for
>> > Asterisk
>> >
>> > more detail please
>> >
>> > On Thu, Nov 10, 2011 at 5:59 AM, Peter Hyeroba <jezitech at gmail.com>
>> > wrote:
>> > > Hello All,
>> > > Has anyone implemented CRBT with ss7 on asterisk, what hardware
would
>> > > one recommend for over 100,000 concurrent calls.
>> > > If anyone has any ideas or pointers please let me know.
>> > >
>> > > Kind Regards,
>> > >
>> > > --
>> > > Hyeroba Wegulo Peter
>> > >
>> > > website: www.jezitech.com
>> > > Phones : +256-414-533238, +256-392-897155
>> > > Mobiles: +256-782-479192, +256-718-206135 other emails:
>> > > jezitech at yahoo.com, phyeroba at jezitech.com
>> > >
>> > >
>> > > --
>> > >
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