Features
368
System functions and features as of R4.1
syd-0570/1.2 – R4.1 – 08.2016
Detailed Description
Tab. 176 Call transfer without prior notice
If the call is not answered by C within the configured recall time and C is an internal
user, the call will ring again at B (see "Recall", page 371). If the recall is not answered
within 15 s, the call is rerouted to Capolinea.
1)
Suffix dialling function
Tab. 177 Call transfer without prior notice: Function
System configuration
Tab. 178 Call transfer without prior notice: System configuration
Reference to Other Features
"Hold (enquiry call)", page 356
"Recall", page 371
End point Operating sequence / signalling on terminal Scope
A If A is on hold, he hears the ring-back tone or Music
on hold.
Possible interfaces:
internal, external
1)
, PISN
1)
If both users A and C are external users or virtual network PISN users, the settings authorising exchange-to-
exchange traffic will have to be observed (see "Exchange-to-Exchange Connections", page 224
").
B • When B calls user C, he obtains the ring-back tone
(B must hear this tone before he can hand over the
call)
• On the operator phone the line is signalled as
switched until user C answers the call or a recall
takes place.
C Internal call / external call Possible interfaces:
internal, external
1)
, PISN
1) Only in Italy
Function All terminals
Call transfer hang up
Parameter Remarks
Call transfer without prior notice This system-wide applicable setting determines whether the caller
obtains the Ring-back tone or Music on hold.
Music on hold see "Music on hold", page 353