[airprobe-main] Sniff Tool Development offer for c118

Marten Christophe technosabby at gmail.com
Thu Apr 28 03:59:08 UTC 2011


Hi list,

Is there any free time programmer or student who can takes-up my proposal

Kind Regards,
Maten

On Wed, Apr 27, 2011 at 10:42 AM, Marten Christophe
<technosabby at gmail.com> wrote:
> Dear Francisco,
>
> I'm trying to make a cheap two way radio system using off the self
> Motorola phones and USRP
>
> while BTS is transmitting on an  ARFCN and let say TS no. X with
> hopping sequence XYZ,
>
> now i want multiple c123 or c139 MS should be able to tune to the same
> ARFCN and the TS
> by this, only one teach would be broadcasting on 40 students, if any
> student have any query to teacher he will use corresponding TX channel
> to transmit his voice to his remote teacher , even in real class room
> scenario there used to be one student used to ask question to their
> teacher not all the class at the same time.
>
> benefit of this approach will be  to use only single channel (
> ARFCN+TS) for multiple students.
> not 40 channels for 40 MS  so existing telcome  will grant us that one
> dedicated channel for free but if i ask any telecom company to provide
> 40 dedicated channels they will refuse.
>
> I just want to tune c123 or c139
>
> to my desired ARFCN, Time Slot, and Hopping sequence ( in signalling
> mode) , hence i can land all 40 ME to same traffic channel.
> and this is possible with sniff tool it is my understanding
>
> Hope this will clear my application.
>
> Kind Regards,
> Marten
>
>
> On Wed, Apr 27, 2011 at 5:30 AM, Francisco Guerreiro <francisg at fnop.net> wrote:
>> Dear Marten,
>>
>> I have read your emails when you wrote them. they still do NOT explain why
>> you need sniffing :-)
>>
>> if only you could explain in one setence what's your need for sniffing, that
>> would be better than going on about poor children and NGO's :-)
>>
>> Cheers,
>> Francisco
>>
>> On Tue, Apr 26, 2011 at 11:37 PM, Marten Christophe <technosabby at gmail.com>
>> wrote:
>>>
>>> Hello Francisco,
>>>
>>> Pls read my mail archive in Sep and oct months on OsmocomBB mailling list
>>>
>>> http://lists.osmocom.org/pipermail/baseband-devel/2010-October/date.html
>>>
>>>
>>> one of the mail from that archive pls read
>>> ======Q=======
>>> Hello Mr. Nordin,
>>>
>>> So nice of you, thanks  it worked perfectly.
>>>
>>>
>>> End Mr. Dieter ,
>>>  Thank you alot
>>>
>>> No need to tell me about MOC and MTC ,i searched internet and got
>>> plenty of understanding,
>>>
>>> well, i let me introduce you all my work here , i'm assosiated with a
>>> NGO, who works for  education of poor children specially
>>> located to very remote sites of the devloping or under develop poor
>>> countries.
>>>
>>> and students, have travel long distance for there schooling , you wont
>>> belive that some of the villages are on mountain, end even
>>> childrens have  cross rivers tgrogh rope , hanging on a spin roller ,
>>> can you imagin the situation.
>>>
>>> and
>>> most of the student give up their education.
>>> My future plans are :
>>> Hence a top Tecchnelogical and Engineering instititute and a Local top
>>> IT and computer manafaturing company
>>> along with my NGO, are developing a $10 note book computer, just for
>>> edcational purpose , and will be distributed them for free .(60%
>>> bearing the local govt.) these notebooks will be install with their 6
>>> moth curricular( one semester or term) all course material will be
>>> pre-installed.
>>> the fedaral goverments will also be helping in this purpose. who will
>>>  ask local telecommunication athourities , to provide us,at least one
>>> ARFCN , without licensing fee,
>>>
>>> but there is no intrastucture for internet and in some villages no
>>> PSTN or mobile network available
>>>
>>>
>>> My planning  here is to setup a  USRP1( i have to write Matt Ettus to
>>> provide it on concessional price , cause it is for charity)  based BTS
>>> , at each visnity of a village, which might  cover near by villages
>>> also.
>>>
>>> I know, Timing Advance and power control will challenge for me, but
>>> i'll overcome the same , as far as RX part is concerned ,
>>> it wont be a huge problem because one village is less then 1 KM
>>> redious , if USRP BTS installed in center.
>>>
>>> will install compal based hardware, within, notebook, pre-tuned it to
>>> a fix Time slot (TS), most of the traffic will be from BTS to MS , we
>>> will left only one or 2 TX slot , and will be share amoung all the
>>> students in token ring fashion  ( let say there is 15 students are in
>>> one visnity if any on  student want to ask any question to their
>>> remote teachers (mostly volunteers, or Govt add) located in NGO'S head
>>> office)
>>>
>>> all USRP's backbone pipe/link will be interconnected through RF links
>>> ( a Israel based company have very cheap solution for small bandwidth
>>> RF connectivity ) finally this backbone pipe/link will terminate at
>>> nearest city or place where Internet facility is available. and all
>>> the traffic will be routed to NGO's head quarter.
>>>
>>> so for this we need only 64 KB max bandwidth. that we can afford.
>>>
>>> thats it , by this we are able to provide secondary education even
>>> children  are at their home.
>>> at first we thout to install a IP DSLAM but the price  and copper cost
>>> (to provide line to each student is so high and out of budget)
>>>
>>> in future i can enable GPRS functionality of compal and might able to
>>> provide Internet access too, to them  but we have to put higher
>>> bandwidth Backbone , so its not in my list now.
>>>
>>> Wish  me luck.
>>>
>>>
>>>  =========UQ=======
>>>
>>>
>>>
>>>
>>> On Tue, Apr 26, 2011 at 10:18 PM, Francisco Guerreiro <francisg at fnop.net>
>>> wrote:
>>> > what do you mean by "education broadcasting" ?
>>> >
>>> > I don't see an "educational" aproach to GSM interception aside from
>>> > listening in on people's calls :-)
>>> >
>>> > also, if you are not going to use it illegally, why do you need it? i
>>> > don't
>>> > see any "legal" ways you could use it that you can't already use with
>>> > the
>>> > public code.
>>> >
>>> > I do see the profits for private investigators and other "security"
>>> > industry
>>> > folks ;)
>>> >
>>> > Cheers,
>>> > Francisco
>>> >
>>> > On Tue, Apr 26, 2011 at 9:16 PM, Marten Christophe
>>> > <technosabby at gmail.com>
>>> > wrote:
>>> >>
>>> >> Dear all on the  List,
>>> >>
>>> >> I am really serious to get that sniff code developed, please tell me
>>> >> you fee for development, and reasonable fee
>>> >> that I must be able to pay I will give you guarantee that i will not
>>> >> use sniff code or any illegal purpose any where in the world nor
>>> >> disclose it
>>> >> to some one else if you want you can give it under strict license
>>> >> agreement.
>>> >>
>>> >> conditions:   I will use it for my project for education broadcasting
>>> >>                 2) I will not disclose or distribute to third party
>>> >> or entity or person.
>>> >>
>>> >> you can mention it to your license agreement.
>>> >>
>>> >>
>>> >> Kind Regards,
>>> >> Marten.
>>> >>
>>> >>
>>> >>
>>> >>
>>> >> On Tue, Apr 26, 2011 at 5:24 PM, Sylvain Munaut <246tnt at gmail.com>
>>> >> wrote:
>>> >> > Hi,
>>> >> >
>>> >> >
>>> >> >> I would like you to decide your remunerations /expanses/ development
>>> >> >> fees.
>>> >> >
>>> >> > Sure thing ...
>>> >> >
>>> >> > Take a standard chess board ( 8 x 8 ), place 1$ (USD) on the first
>>> >> > case, then 2$ on the second, then 4$ on the third, etc ... (double
>>> >> > for
>>> >> > each case). Do this for all the cases on the chess board and then
>>> >> > send
>>> >> > that to me and I'll give you a sniffer.
>>> >> >
>>> >> > Cheers,
>>> >> >
>>> >> >    Sylvain
>>> >> >
>>> >> > ---------------------------------------------------------------------
>>> >> > To unsubscribe, e-mail: main-unsubscribe at lists.airprobe.org
>>> >> > For additional commands, e-mail: main-help at lists.airprobe.org
>>> >> >
>>> >> >
>>> >>
>>> >
>>> >
>>
>>
>




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