Toshiba W53T Manual Manual page 34

One-ring Calls
What is a One-ring Call?
A one-ring call is a call from an unknown caller that only rings once, causing
it to be stored in the incoming history. One-ring calls are often used to get
the receiver to return the call, which will connect you to a dating service or
some other service that charges caller at high rates.
One-ring Indicator
indicator on the Incoming History screen indicates you have received a
one-ring call (a call rang for three seconds or shorter) and the call is marked
with on the details screen. Be careful when you return a call to an
unknown caller.
@
(Info)
Incoming call
03-0002-XXXX