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1.28 Networking Features
268 Feature Guide
1.28.3 QSIG Network
1.28.3.1 QSIG Network—SUMMARY
Description
QSIG is a protocol which is based on ISDN (Q.931) and offers enhanced PBX features in a
private network. The QSIG network supports private communications by the TIE line service
method.
Each ISDN (QSIG) connection must have a master port on one Panasonic Hybrid IP-PBX and
a slave port on the other Panasonic Hybrid IP-PBX to establish a QSIG network.
[Connection Example]
System programming controls the following services individually for each ISDN (QSIG) port.
[Service Table]
Service Description Details in
Calling Line
Identification
Presentation (CLIP)
Sends the caller’s number to the QSIG network
when making a call.
• 1.28.3.2 Calling/
Connected Line
Identification
Presentation
(CLIP/COLP) and
Calling/
Connected Name
Identification
Presentation
(CNIP/CONP)—
by QSIG
Connected Line
Identification
Presentation (COLP)
Sends the number of the answered party to the
QSIG network when answering a call.
Calling Line
Identification
Restriction (CLIR)
Prevents the caller’s CLI being presented to the
called party by the caller.
Connected Line
Identification
Restriction (COLR)
Prevents COLP being sent by the answered
party.
PBX-1
PBX-3
PBX-2
Extn.1000
:
Extn.1999
Extn. 2000
:
Extn. 2999
(A) Master
(B) Master
(C) Master
QSIG Network
(A) Slave
(C) Slave
(B) Slave
Extn. 3000
:
Extn. 3999