Features
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System functions and features as of R3.0
syd-0367/1.3 – R3.0 – 03.2013
cation servers on the other. They can be found in a table in the "SIP and SIP termi-
nals" System Manual.
9. 2. 4
Features in the private network
This Chapter describes the user-related features in a PISN.
Standardized operation and signalling
The way in which a feature is actuated on the terminal and its signalling are identi-
cal whatever the network used (local, PISN or public network).
Scope of performance
The range of services in a PISN is determined by the following criteria:
• Local features of the system
• Type of networking (QSIG or virtual with DSS1)
• Offer available from the public network provider
9. 2. 4. 1
Networking with QSIG
The standardized QSIG protocol supports a wide range of basic and supplementary
services. The system supports the following services:
• Display call numbers (CLIP) and names (CNIP)
• Enquiry/Hold/Brokering
• Call transfer with/without prior notice
• Conference (variable, preconfigured)
• Call Forwarding Unconditional (CFU) and Call Forwarding on No Reply (CFNR)
• Deflect/reject call during ringing phase
• Do not disturb
• Recall
• Callback if busy
Under QSIG the activated feature is indicated on system phones with a display, e. g.
Conference
.