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1.29 Networking Features
1.29.4 QSIG Standard Features
1.29.4.1 QSIG Standard Features—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.
The following features are available for an ISDN-QSIG or VoIP private network. For ISDN, system
programming is required to specify whether each feature (excluding Calling Line Identification Presentation
[CLIP]) is available for each port of the private network.
[Service Table]
Service
Calling Line Identification
Presentation (CLIP)
Description & Reference
Sends the caller's number to the QSIG network when making a call.
→ 1.29.4.2 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.
→ 1.29.4.2 Calling/Connected Line Identification Presentation (CLIP/
COLP) and Calling/Connected Name Identification Presentation
(CNIP/CONP)—by QSIG
Calling Line Identification
Restriction (CLIR)
Prevents the caller's CLI being presented to the called party by the
caller.
→ 1.29.4.2 Calling/Connected Line Identification Presentation (CLIP/
COLP) and Calling/Connected Name Identification Presentation
(CNIP/CONP)—by QSIG
Connected Line Identification
Restriction (COLR)
Prevents COLP being sent by the answered party.
→ 1.29.4.2 Calling/Connected Line Identification Presentation (CLIP/
COLP) and Calling/Connected Name Identification Presentation
(CNIP/CONP)—by QSIG
Calling Name Identification
Presentation (CNIP)
Sends the caller's name to the QSIG network when making a call.
→ 1.29.4.2 Calling/Connected Line Identification Presentation (CLIP/
COLP) and Calling/Connected Name Identification Presentation
(CNIP/CONP)—by QSIG
Feature Guide
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