System Functions and Features as of I7.9
308 Features
syd-0200/3.0 – I7.9 – 11.2009
Connection services
Tab. 130 Connection services
Rerouting services
Tab. 131 Rerouting services
Call charge services
Tab. 132 Call charge services
Other services
Tab. 133 Other services
Name of the service Remark P-P P-MP
HOLD Call Hold Holds a connection in the exchange.
Precondition for enquiry calls, brokering
and three-party conferences in the
exchange
– ✓
ECT Explicit Call Transfer Call transfer in the exchange – ✓
CCBS Completion of Calls to Busy Subscriber Callback if busy in the exchange ✓✓
3PTY Three-Party Conference Three-party conference in the exchange – ✓
Name of the service Remark P-P P-MP
CFU Call Forwarding Unconditional CFU in the exchange, supported via */# proce-
dure
✓✓
CFB Call Forwarding Busy CFB in the exchange, supported via
*/# procedure
✓✓
CFNR Call Forwarding on No Reply CFNR in the exchange, supported via */# proce-
dure
✓✓
CD Call Deflection Supported as a user-related feature and used by
the system to transfer CFU / CFNR / CD to the
exchange.
– ✓
PARE Partial Rerouting Used by the system to transfer
CFU / CFNR / CD to the exchange.
✓ –
Name of the service Remark P-P P-MP
AOC-D Advice of Charge (During) Call charge information during the call ✓✓
AOC-E Advice of Charge (End) Call charge information at the end of the call ✓✓
Name of the service Remark P-P P-MP
UUS-1 User-to-User Signalling Signalling from one user to another user
Supported only during setup and only for ISDN
terminals on the S interface.
✓✓
SUB Subaddressing Subaddressing ✓✓
Keypad Signalling */# procedures in the exchange ✓✓
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