On Fri, May 27, 2011 at 12:02:31AM -0400, Seungju Kim wrote:
> How does the phone know if it is roaming or not? When my phone camps
> to OpenBTS network it says it is roaming but in OpenBSC it doesn't.

Are you running OpenBSC and OpenBTS with the same phone, same simcard
oon the same MCC/MNC? Then you should not see any difference.

They only way a phone knows is if the MCC/MNC of the IMSI in the SIM is
identical with the MCC/MNC of the serving cell.

-- 
- Harald Welte <[email protected]>           http://laforge.gnumonks.org/
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"Privacy in residential applications is a desirable marketing option."
                                                  (ETSI EN 300 175-7 Ch. A6)

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