Toshiba VP 300 Installation Instructions Manual page 277

64 DOUBLE INTERRUPTED RINGBACK MINIMUM TONE ON
SHORT PERIOD
This delay is the shortest a TONE ON, of the short TONE ON period,
can be to qualify as double interrupted ringback.
Use — The system uses this delay to determine if the tone cadences it
is monitoring is double interrupted ringback. If the TONE ON is
shorter than this delay, the system assumes it is not double interrupted
ringback.
65 DOUBLE INTERRUPTED RINGBACK MAXIMUM TONE OFF
LONG PERIOD
This delay is the longest a TONE OFF, of the long TONE OFF
period, can be to qualify as double interrupted ringback.
Use — The system uses this delay to determine if the tone cadences it
is monitoring is double interrupted ringback. If the TONE OFF is
longer than this delay, the system assumes it is not double interrupted
ringback.
66 DOUBLE INTERRUPTED RINGBACK MINIMUM TONE OFF
LONG PERIOD
This delay is the shortest a TONE OFF, of the long TONE OFF
period, can be to qualify as double interrupted ringback.
Use — The system uses this delay to determine if the tone cadences it
is monitoring is double interrupted ringback. If the TONE OFF is
shorter than this delay, the system assumes it is not double interrupted
ringback.
67 DOUBLE INTERRUPTED RINGBACK MAXIMUM TONE OFF
SHORT PERIOD
This delay is the longest a TONE OFF, of the short TONE OFF
period, can be to qualify as double interrupted ringback.
Use — The system uses this delay to determine if the tone cadences it
is monitoring is double interrupted ringback. If the TONE OFF is
longer than this delay, the system assumes it is not double interrupted
ringback.
MAINTENANCE
Toshiba VP Systems Release 7.1 July, 1994
5-119