 
Packet data
Select 
Menu
>
Applications
>
Log
.
You may be charged for your packet data connections by the amount of data sent
and received.
Check the amount of data sent or received during packet data connections
Select 
Data counter
>
All sent data
or
All received data
.
Clear both sent and received information
Select 
Data counter
>
Options
>
Clear counters
. You need the lock code to clear the
information.