9.4.1.2. Malicious Call Identification at visited switch 
If the feature “Malicious Call Identification” is activated at
the visited switch (AMO PERSI) then the attempts for logon that fail
because of wrong password entered, are output on the service terminal
of the visited switch.
The output warning looks like this:
F2754 M4 N0063 MC TRACE BPA PIN TRACE 04-02-10 13:25:12 ALARM CLASS:CENTRAL:024 STNO INTERN:3581 PIN:25587 FORMAT:34
Read: At station 3581 a logon was attempted with PIN 25887.