Sébastien Lorquet wrote:
> getting cell information is far from firmware hacking :)
> Many modems have (maybe undocumented) AT commands to get that info.
> For me, GSM hacking is putting hands in the low level code itself.
> 

Not all the measurements that might be desirable are available from the
AT interface.

Also, stuff like requiring the chipset to retrain to a given tower - 
which many phones won't do over AT can be useful. (you cannot get range 
from a tower accurately without being logged into it)

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