GPRS roaming

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Alexander Chemeris alexander.chemeris at gmail.com
Sun Jul 21 18:44:34 UTC 2013


Hi Harald,

On Sun, Jul 21, 2013 at 11:47 AM, Harald Welte <laforge at gnumonks.org> wrote:
> On Tue, Jul 16, 2013 at 07:58:17PM +0200, Andreas Eversberg wrote:
>> i know that you talked about before so maybe you can give me a hint. i
>> like to make osmo-sgsn allow roaming (different PLMN of the phone than
>> the one in the RAI of the BTS).
>
> I've cleaned up and merged some patches that make this vty configurable
> in git commit 3dfb549a6f31ea2252014db1075a7195da2d4ff7.  Please also see
> the ACL mode, which is safer than running a completely open GPRS
> network that accepts any IMSI.

Thank you for fixing this, as we often use open SGSN roaming in our
testing environment.

Just as an idea for making this simple ACL better - it could be a
regexp on IMSI. Then you could easily specify ranges of IMSIs with a
short and clear command. This works very well in OpenBTS for example.

--
Regards,
Alexander Chemeris.
CEO, Fairwaves LLC / ООО УмРадио
http://fairwaves.ru




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