Panasonic KX-TDA100 Features Manual page 543

4.16.1 CO Line Setting [10-1]
Feature Guide References
1.15.6 Direct Inward System Access (DISA)
2.2.2 Group
DISA Tone Detection—Cyclic
Enables the disconnection of a DISA-originated CO-to-CO line callby cyclic signal detection.
Default
Enable
Value Range
Disable, Enable
Programming Guide References
4.11.3 DISA—System Setting [5-3-1]
4.16.1 CO Line Setting [10-1]
Feature Guide References
1.15.6 Direct Inward System Access (DISA)
2.2.2 Group
CO-CO Duration Time
Specifies the length of time a CO-to-CO line call can be maintainedbefore being disconnected.
Default
10 min
Value Range
None, 1–60 min
Programming Guide References
4.16.1 CO Line Setting [10-1]
Feature Guide References
1.10.8 CO Line Call Limitation
2.2.2 Group
Extension-CO DurationTime
Specifies the length of time an extension-to-CO line call can bemaintained before being disconnected.
Default
10 min
4.9 Groups [3]
Feature Guide 543