Panasonic KX-TES824 Features Manual page 112

1.15 Optional Device Features
Security Mode
All Security
Trunk Security
No Security
Permitted
Outside-to-Outside (CO-to-CO) Line Calls through DISA
DISA callers can use DISA to make outside (CO) line calls when allowed by the DISA security mode.
If a call between 2 outside parties is established via DISA, the length of the call can be limited to a
preprogrammed duration (
connected, and a warning tone will be heard 15 seconds before the timer expires. When the timer expires,
the call is disconnected (
To detect the end of an outside-to-outside (CO-to-CO) line call, Calling Party Control (CPC) Signal Detection
can be assigned through system programming (
Detection—Outgoing [421]).
112 Feature Guide
Intercom Calls
CO-to-CO Line Call Duration [205]). A timer will activate when the call is
1.10.8 Outside (CO) Line Call Limitation).
CPC Signal Detection—Incoming [420], CPC Signal
Outside (CO) Line Calls