From: David A. Burgess <dburgess@jc...> - 2009-04-25 02:14:52
Begin forwarded message:
> From: "David A. Burgess" <dburgess@...>
> Date: April 24, 2009 6:49:08 PM PDT
> To: Jane Chen <janechen_1979@...>
> Subject: Re: [Openbts-discuss] I got different IMSIs everytime
> (with the same SIM and cell phone).
> Jane -
> These are ISMIs from "stray" phones in your test area. Where are
> you and what band are you operating in?
> And don't provision an IMSI in sip.conf unless you are ABSOLUTELY
> sure what phone it came from.
> -- David
> On Apr 24, 2009, at 6:26 PM, Jane Chen wrote:
>> Hi all,
>> I run OpenBTS with two RFX900(without removing the filter) and one
>> cell phone. Because I don't remove the filter on the RFX900, I put
>> my cell phone really closed by the USRP ( less than 30cm). I tried
>> to get the IMSI according to http://www.gnuradio..org/trac/wiki/
>> OpenBTS/SettingUpAsterisk. However, I got different IMSIs
>> everytime. I think that a SIM should have an unique IMSI number.
>> According to the link, I can get the IMSI by looking for
>> MobileIdentity=(IMSI=<15digits>).. I got MobileIdentity=
>> (IMSI=310410216960064), MobileIdentity=(IMSI=310410254877006), and
>> MobileIdentity=(IMSI=310410237737684). Which one I should key into
>> the sip.conf? I tried some of the IMSIs showed in the terminal,
>> but none of them work.
>> Did I do something wrong?
>> Thank you,
> David A. Burgess
> Kestrel Signal Processing, Inc.
David A. Burgess
Kestrel Signal Processing, Inc.