IMEI numbers, signal strength

[mad]

> Thanks! So, you're saying making an IMEI sniffer would not be easy?
> Seems like it'd be easier to get just the IMEI numbers from all phones
> in range than getting voice from just one.
> 

As I said, the phones are not sending their IMEI around all the time, it's not like a MAC in a LAN. Just at specific points (which can be rare) in their interaction with the network they send it out over an encrypted channel.


Regards,
  Mad