Panasonic KX-TDA30 Features Manual page 212

1.20 Integrated Services Digital Network (ISDN) Service Features
Call Transfer (CT)—by ISDN
Three-party Conference
(3PTY)—by ISDN
Malicious Call Identification
(MCID)
Completion of Calls to Busy
Subscriber (CCBS)
3.
ISDN Centrex Service
An extension user can have access to the features of the ISDN Centrex Service of the telephone
company (e.g., Call Transfer). This is used by putting the current ISDN call on hold by sending a flash/
recall signal. This feature is enabled or disabled for each ISDN port.
4.
Private Networking Connection (QSIG)
Private networking with QSIG is possible using an ISDN line. The QSIG mode, Master or Slave, can be
enabled on an ISDN port basis.
5.
ISDN Extension (→ 1.20.1.11 ISDN Extension)
An ISDN (BRI/PRI) port can be used for extension connection. While the extension connection is
enabled, ISDN terminal devices (e.g., ISDN telephone, G4 fax machine, PC) or a behind PBX can be
connected to the port.
When the ISDN port is in P-P configuration, one ISDN terminal device can be connected to the port.
When the ISDN port is in P-MP configuration, a maximum of eight ISDN terminal devices can be
connected to the port. However, only a maximum of two devices can be used simultaneously.
212 Feature Guide
Service
Transfers an ISDN call to an outside party. Call Transfer with
Announcement and Call Transfer without Announcement are
available.
→ 1.20.1.7 Call Transfer (CT)—by ISDN
Establishes a three-party conference call using the ISDN service of
the telephone company.
→ 1.20.1.8 Three-party Conference (3PTY)—by ISDN
An extension user can ask the telephone company to trace a
malicious caller. Information on the malicious call will be received
later on.
→ 1.20.1.9 Malicious Call Identification (MCID)
If an outside called party is busy, an extension can receive callback
ringing when the called party becomes free.
→ 1.20.1.10 Completion of Calls to Busy Subscriber (CCBS)
Description & Reference