Panasonic KX-TDA15 User Manual page 28

1.2 Making Calls
Making a Call to a Private Network (TIE Line Access)
You can access extensions connected to other PBXs in a private network.
To call
PT/SLT/PS
Off-hook.
To call with one touch
PT and SLT PT/PS
Off-hook.
• To start monitoring another PBX extension after customising an NDSS button, go off-
hook, press the NDSS button, and go on-hook.
The NDSS button light will show the current status as follows:
Off: The extension is idle.
Red on: The extension is busy.
Customising Your Phone
•
28 User Manual
private phone no.
7
Enter 7. Dial private phone
number.
(NDSS)
Press NDSS .
3.1.3 Customising the Buttons
Create or edit a Network Direct Station Selection (NDSS) button.
Talk.
Talk.