[Freeswitch-users] Freeswitch PRI support

Michael Jerris mike at jerris.com
Sun May 21 04:11:47 UTC 2017


Please share any improvements or patches you have with the whole community
by submitting a bug report and a pull request with your patch so it can be
properly reviewed.

https://freeswitch.org/confluence/display/FREESWITCH/Pull+Requests


On Sat, May 20, 2017 at 8:07 PM Luiz Fernando Softov <fernando at softov.com.br>
wrote:

> Hello, here I use GsmOpen with some modifications.
>
> This work very well in my clients, some of then using with 4, 16, 27, 32
> even 64 modens.
>
> There are different user cases.
>
> Some of then are using in ISPs making a Point to Point in rural areas in
> Brazil.
>
> There are others clients, using in CallCenter, to call clients.
>
> Here there is 4 main operators, VIVO, OI, CLARO, TIM, and client can make
> portability.
>
> So, the system has a database of all portability. And recognizes when a
> number is from VIVO, but got portability to CLARO, etc.
> The system calls using one of CLARO chips, according with the rules of the
> routes.
>
> There is another user case, when a company want to give the clients more
> numbers to receive calls, so client doesn't make expensive calls.
>
> And, there is a lot of user cases more. This is just the main.
>
>
> The main problem is to manage dongles, because sometimes, with a bad power
> supply, the modem get down and on (RESET).
> So the TTY port can change.
>
> I tried to use GSMOpen to recognize the tty by IMSI, without success.
>
> So I made my own daemon, that load all modems and tty, and using gsmopen
> reload + XML Curl, I can made changes in FreeSwitch on the fly.
>
> Here is expensive the cost of GSM Gateways.
> Some of then are R$ 4000 with 8 ports.
> Or R$ 16000 with 32 ports.
>
> Using GSMOpen, I can make a system with 32 modems with only R$ 500.
>
> I have at least 50 companies using this solution.
> And ~ 200 companies using my system.
>
> Search in the list for my name, there is a lot of e-mails talking about it.
>
> If you wan't I can give you my patch, there is a lot of corrections.
> The main of then are about Thread getting deadlock.
>
>
>
>
>
>
> 2017-05-11 11:31 GMT-04:00 Deepika Yadav <deepikay at iiitd.ac.in>:
>
>> This is for the usecase of community heath worker in rural areas of India
>> who only have access to feature phones i.e. no Internet, no data plan.
>>
>> Regards,
>> Deepika
>>
>> On Thu, May 11, 2017 at 8:05 PM, Colton Conor <colton.conor at gmail.com>
>> wrote:
>>
>>> What is the value? Mobile voice plans are expensive (realtive to sip
>>> trunks). Also, call quality is not even G711 in most cases.
>>>
>>> I could see the use case is you wanted a mobile backup with GSM for
>>> voice in the case your hardline internet were down, but even then I would
>>> think it would be cheaper and more benefical to get a mobile data backup
>>> plan, and continue to use the SIP trunks over the internet.
>>>
>>> I honestly had now clue these large GSM banks existed.
>>>
>>> Anyone used them in North America?
>>>
>>> On Wed, May 10, 2017 at 10:06 AM, David Villasmil <
>>> david.villasmil.work at gmail.com> wrote:
>>>
>>>> I think it's illegal everywhere... but value? there's lots and lots of
>>>> values, it only depends on where you are doing it... :)
>>>>>>>>
>>>> Regards,
>>>>
>>>> David Villasmil
>>>> email: david.villasmil.work at gmail.com
>>>> phone: +34669448337 <+34%20669%2044%2083%2037>
>>>>
>>>> On Wed, May 10, 2017 at 4:12 PM, Raúl Alexis Betancor Santana <
>>>> rbetancor at gmail.com> wrote:
>>>>
>>>>> The only real advantage over a regular SIP trunk from any provider,
>>>>> it's that you could select a plan than MAYBE allow you some sort of
>>>>> flat-rate and not per-minute use plans ... but it doesn't worth the effort
>>>>> and money you have to spend to get that to generate revenue ... also most
>>>>> of celullar carriers withh put some restrictions on the usage of the
>>>>> flat-rate, as all of them have 'fair use' policies.
>>>>> At least on Spain, it's ilegal to resell that kind of traffic and I
>>>>> asume its the same in most of the world.
>>>>>
>>>>> 2017-05-10 15:04 GMT+01:00 Colton Conor <colton.conor at gmail.com>:
>>>>>
>>>>>> So how does this GSM stuff work in the USA? Would I got buy a cell
>>>>>> phone plan from someone like AT&T or T-Mobile, and then insert the SIM into
>>>>>> these devices. The device would then covert the audio from GSM to SIP, and
>>>>>> then I could use it like a SIP trunk?
>>>>>>
>>>>>> What is the advantage of doing this over just buying a pure SIP trunk
>>>>>> from an internet provider?
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Wed, May 10, 2017 at 4:35 AM, David Villasmil <
>>>>>> david.villasmil.work at gmail.com> wrote:
>>>>>>
>>>>>>> There's another chinese brand that has a 32 port, I've used it,
>>>>>>> works pretty well, i think it's "GoIP" or something.
>>>>>>>
>>>>>>> On Wed, May 10, 2017 at 10:39 AM Bipin Patel <bipin at xbipin.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> hi,
>>>>>>>>
>>>>>>>> we use matrix boxes but 4 port ones, they work quiet well
>>>>>>>>
>>>>>>>>
>>>>>>>> Regards,
>>>>>>>> Bipin
>>>>>>>>
>>>>>>>>
>>>>>>>> ------------------------------
>>>>>>>> -------- Original Message --------
>>>>>>>> Subject: Re: [Freeswitch-users] Freeswitch PRI support
>>>>>>>> From: Deepika Yadav <deepikay at iiitd.ac.in> <deepikay at iiitd.ac.in>
>>>>>>>> To: FreeSWITCH Users Help <freeswitch-users at lists.freeswitch.org>
>>>>>>>> <freeswitch-users at lists.freeswitch.org>
>>>>>>>> Date: 5/10/2017, 11:02:49 AM
>>>>>>>>
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> I searched some gateways online. The ones available at ebay are
>>>>>>>> cheap, the following link shows a gateway supporting 32 SIMS for $859 :
>>>>>>>>
>>>>>>>>
>>>>>>>> http://www.ebay.com/itm/GoIP-32-32-Port-VoIP-GSM-Gateway-with-32-External-Antenna-/291811535942
>>>>>>>>
>>>>>>>> However, when I contacted a company called "Matrix Telecom
>>>>>>>> Solution", they gave the quote of $4150 for similar number of SIM support.
>>>>>>>> On asking them to compare the two gateways, they said that the one
>>>>>>>> available at ebay is a Chinese gateway about which they are apprehensive
>>>>>>>> for the quality, warranty and working.
>>>>>>>>
>>>>>>>> Regards,
>>>>>>>> Deepika
>>>>>>>>
>>>>>>>>
>>>>>>>> On Fri, May 5, 2017 at 4:58 PM, Raymond <xxxman2008 at 126.com> wrote:
>>>>>>>>
>>>>>>>>>
>>>>>>>>> HI,
>>>>>>>>>
>>>>>>>>> Regarding this.  i have  asked some question of  module "GSMOpen".
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> In fact ,i want to make Freeswitch box as  "GSM VOIP Gateway"  by
>>>>>>>>> using  "gsmopen". But...seems  no one help me . :-(( .   If it worked , can
>>>>>>>>> save more money than  hardware gsm voip gateway ( GOIP ).
>>>>>>>>>
>>>>>>>>> Raymond
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> At 2017-05-04 17:24:13, "Giovanni Maruzzelli" <gmaruzz at gmail.com>
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>> For PRI you use Sangoma or Patton.
>>>>>>>>>
>>>>>>>>> But, why don't you use an hardware gateway sip<->gsm?
>>>>>>>>>
>>>>>>>>> It would save you very big money.
>>>>>>>>>
>>>>>>>>> Check on ebay and google, there are many of them, you put SIMs
>>>>>>>>> inside, and you are good to go.
>>>>>>>>>
>>>>>>>>> -giovanni
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> sent from mobile
>>>>>>>>> cell: +39 347 266 56 18
>>>>>>>>> Giovanni Maruzzelli
>>>>>>>>> OpenTelecom.IT
>>>>>>>>>
>>>>>>>>> Il 04 mag 2017 11:13, "Deepika Yadav" <deepikay at iiitd.ac.in> ha
>>>>>>>>> scritto:
>>>>>>>>>
>>>>>>>>>> Hi,
>>>>>>>>>>
>>>>>>>>>> I am using Freeswitch in an application that initiates conference
>>>>>>>>>> calls amongst 20 users in cellular network (mobile phones in GSM network).
>>>>>>>>>> Currently, for the VOIP-GSM gateway, we are using the service from a
>>>>>>>>>> company called Doorvaani.
>>>>>>>>>>
>>>>>>>>>> But, since, the cost of call estimates to be high and we cannot
>>>>>>>>>> debug the call drops; we are thinking to buy our own PRI card.
>>>>>>>>>>
>>>>>>>>>> I am seeking recommendation on following points:
>>>>>>>>>>
>>>>>>>>>>    1. Which card should I buy that is most easily configurable
>>>>>>>>>>    with the Freeswitch i.e. company and type.
>>>>>>>>>>    2. Reference on how should I start to make Freeswitch
>>>>>>>>>>    configure with the PRI card and start sending and receiving calls. For the
>>>>>>>>>>    current gateway service in use, I simply put the authentication credentials
>>>>>>>>>>    for the corresponding VOIP line offered by the company Doorvaani in the
>>>>>>>>>>    external SIP Profile. In case of PRI, what all changes are needed?
>>>>>>>>>>
>>>>>>>>>> Regards,
>>>>>>>>>> Deepika
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Regards
>>>>>>>>>> Deepika
>>>>>>>>>> https://www.iiitd.edu.in/~deepikay/
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> _________________________________________________________________________
>>>>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>>>>> consulting at freeswitch.org
>>>>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>>>>
>>>>>>>>>> Official FreeSWITCH Sites
>>>>>>>>>> http://www.freeswitch.org
>>>>>>>>>> http://confluence.freeswitch.org
>>>>>>>>>> http://www.cluecon.com
>>>>>>>>>>
>>>>>>>>>> FreeSWITCH-users mailing list
>>>>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>>>>> UNSUBSCRIBE:
>>>>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>>>>> http://www.freeswitch.org
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> _________________________________________________________________________
>>>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>>>> consulting at freeswitch.org
>>>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>>>
>>>>>>>>> Official FreeSWITCH Sites
>>>>>>>>> http://www.freeswitch.org
>>>>>>>>> http://confluence.freeswitch.org
>>>>>>>>> http://www.cluecon.com
>>>>>>>>>
>>>>>>>>> FreeSWITCH-users mailing list
>>>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>>>> UNSUBSCRIBE:
>>>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>>>> http://www.freeswitch.org
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Regards
>>>>>>>> Deepika
>>>>>>>> https://www.iiitd.edu.in/~deepikay/
>>>>>>>>
>>>>>>>>
>>>>>>>> _________________________________________________________________________
>>>>>>>> Professional FreeSWITCH Consulting Services: consulting at freeswitch.orghttp://www.freeswitchsolutions.com
>>>>>>>>
>>>>>>>> Official FreeSWITCH Siteshttp://www.freeswitch.orghttp://confluence.freeswitch.orghttp://www.cluecon.com
>>>>>>>>
>>>>>>>> FreeSWITCH-users mailing listFreeSWITCH-users at lists.freeswitch.orghttp://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-usershttp://www.freeswitch.org
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> _________________________________________________________________________
>>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>>> consulting at freeswitch.org
>>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>>
>>>>>>>> Official FreeSWITCH Sites
>>>>>>>> http://www.freeswitch.org
>>>>>>>> http://confluence.freeswitch.org
>>>>>>>> http://www.cluecon.com
>>>>>>>>
>>>>>>>> FreeSWITCH-users mailing list
>>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>>> UNSUBSCRIBE:
>>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>>> http://www.freeswitch.org
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> _________________________________________________________________________
>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>> consulting at freeswitch.org
>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>
>>>>>>> Official FreeSWITCH Sites
>>>>>>> http://www.freeswitch.org
>>>>>>> http://confluence.freeswitch.org
>>>>>>> http://www.cluecon.com
>>>>>>>
>>>>>>> FreeSWITCH-users mailing list
>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>> UNSUBSCRIBE:
>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>> http://www.freeswitch.org
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> _________________________________________________________________________
>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>> consulting at freeswitch.org
>>>>>> http://www.freeswitchsolutions.com
>>>>>>
>>>>>> Official FreeSWITCH Sites
>>>>>> http://www.freeswitch.org
>>>>>> http://confluence.freeswitch.org
>>>>>> http://www.cluecon.com
>>>>>>
>>>>>> FreeSWITCH-users mailing list
>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>> UNSUBSCRIBE:
>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>> http://www.freeswitch.org
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> _________________________________________________________________________
>>>>> Professional FreeSWITCH Consulting Services:
>>>>> consulting at freeswitch.org
>>>>> http://www.freeswitchsolutions.com
>>>>>
>>>>> Official FreeSWITCH Sites
>>>>> http://www.freeswitch.org
>>>>> http://confluence.freeswitch.org
>>>>> http://www.cluecon.com
>>>>>
>>>>> FreeSWITCH-users mailing list
>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>> UNSUBSCRIBE:
>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>> http://www.freeswitch.org
>>>>>
>>>>
>>>>
>>>>
>>>> _________________________________________________________________________
>>>> Professional FreeSWITCH Consulting Services:
>>>> consulting at freeswitch.org
>>>> http://www.freeswitchsolutions.com
>>>>
>>>> Official FreeSWITCH Sites
>>>> http://www.freeswitch.org
>>>> http://confluence.freeswitch.org
>>>> http://www.cluecon.com
>>>>
>>>> FreeSWITCH-users mailing list
>>>> FreeSWITCH-users at lists.freeswitch.org
>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>> UNSUBSCRIBE:
>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>> http://www.freeswitch.org
>>>>
>>>
>>>
>>> _________________________________________________________________________
>>> Professional FreeSWITCH Consulting Services:
>>> consulting at freeswitch.org
>>> http://www.freeswitchsolutions.com
>>>
>>> Official FreeSWITCH Sites
>>> http://www.freeswitch.org
>>> http://confluence.freeswitch.org
>>> http://www.cluecon.com
>>>
>>> FreeSWITCH-users mailing list
>>> FreeSWITCH-users at lists.freeswitch.org
>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>> http://www.freeswitch.org
>>>
>>
>>
>>
>> --
>> Regards
>> Deepika
>> https://www.iiitd.edu.in/~deepikay/
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://confluence.freeswitch.org
>> http://www.cluecon.com
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> http://www.freeswitch.org
>>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://confluence.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org
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