Panasonic KX-TAW848 Features Manual page 108

1.15 Optional Device Features
through system programming for each Class of Service (COS). (
Control by User)
CO-to-CO Line Calls through DISA
DISA callers can use DISA to make CO line calls in either of the following situations:
a)
b)
If a call between two outside parties is established via DISA, the length of the call can be limited
to a preprogrammed duration. (
the call is connected, and a tone will be heard 15 seconds before the timer expires at five-
second intervals.
At this point the call can be extended for a preprogrammed amount of time (
CO Line Call Prolong Time [210]) by pressing any dialing button excluding " ". 15 seconds
before the extended time runs out, the tone will be heard again.
The number of times a CO-to-CO line call can be extended is also programmable; if set to "0",
calls can be extended as many times as needed.
If the caller wishes to end the CO-to-CO line call but remain connected to the PBX in order to
make other calls or access other DISA features, the caller can press " " at any time to return
to the original DISA OGM (Call Retry).
108 Feature Guide
When the DISA Security Mode allows CO line calls
When the caller uses Walking COS or Verified Code Entry through DISA, and his or
her COS allows CO line calls.
1.10.7 CO Line Call Limitation) A timer will activate when
1.22.5 Remote Extension
DISA CO-to-