Thomas Mahnke wrote in a message to Dave Nemeth:
 TM> Actually, this system screws up all the time.  Many carriers
 TM> "pretend" to be using it, but in actuality it is just a ruse.  The
 TM> most effective ways of stopping cloning fraud today involve the
 TM> "challenge" method (see previous message) or even simple anti-fraud
 TM> programs running on the switch.  One clever program notes where
 TM> calls are placed by individual phones.  If another call is placed 5
 TM> minutes later in a cell 50 miles away, either the phone has been
 TM> cloned or someone has perfected a "star trek" like trans- porter!  
 TM> Or even the simple (and stupid) user who has gone to a "cellular
 TM> extension" type place and turns both phones on at the same time-one
 TM> being in the user's car and the other being in the wife's car which
 TM> happens to be on the other side of town.  OOPS, how can that one
 TM> phone register in two cells miles apart at the same time??
That sounds like a better method. That keeps it simple. Thanks for the 
detailed explanation.
Regards,
Dave
E-mail: davenemeth@pipeline.com 
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