--- In [email protected], Terry Streeter <[EMAIL PROTECTED]> wrote:
>
>> 
> Actually, it's crucial to the operation of a mobile phone network 
that 
> the network 'knows' in which cell every single mobile is, otherwise 
the 
> network would be unable* to establish an incoming call to the 
mobile.
> What typically happens is that your mobile calls the network every 
six 
> minutes to tell the network which cell it is in and a whole bunch 
of 
> other information such as the signal strength of surrounding cells. 
> When there is an incoming call the network broadcasts a message in 
the 
> last known cell and likely surrounding cells to try to locate the 
mobile.
> 
> Even turning the phone off doesn't really help you, as the moment 
you 
> turn it on to make a call it tells the network exactly where it is.
> 
> Terry Streeter
> NB Arun - Stockton
> 
> 
> * Not strictly accurate, but the network would effectively have to 
send 
> a signalling message out on every cell to find out where the mobile 
was. 
>   Given the number of mobile phones out there, the traffic on the 
cells 
> would consist entirely of the network trying to locate mobiles for 
> incoming calls.


It would be useful if we could extract the info ourselves from our 
mobiles.
I did pose this on the UK Telecom - mobile group but drew a blank.
I as said there- it in there waiting to be let out surely !

Regards
Pete


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