Panasonic KX-TD612NZ - Manual (Page 77)

Operation
User Manual 77
2.4.4 Terminal Portability (TP) for ISDN Extension
The ISDN extension users can move to anywhere on the same ISDN (BRI) line with holding a call. If
your ISDN extension is on the ISDN (BRI) line connected to the port 2, you cannot move to the ISDN
(BRI) line connected to the port 3.
To move with holding a call
Set the PARK feature
depending on your
ISDN equipment.
PARK
Set the PARK feature
again.
PARK
ISDN Extn.
Talk.
During a conversation
Disconnect the ISDN equipment
from the ISDN (BRI) line. Connect the ISDN equipment
to the same ISDN (BRI) line.