Aastra 400 Series, System Manual

Page: 409 / 592

Features
409 System functions and features as of R3.0
syd-0367/1.3 – R3.0 – 03.2013
9. 5. 7 Call transfer (switching)
Users A and B are in a call. User B hands over the call with or without prior notice to
user C.
See also:
For more information on the switching functions and the operator con-
soles, see
"Operator console", page 156 .
9. 5. 7. 1 Call transfer with prior notice
A user B can transfer a call with user A to user C after an enquiry call. In this transfer
type user B waits for user C to answer (he gives notice of the call) before handing
over the call.
Fig. 197 Call transfer with prior notice
Detailed Description
Tab. 198 Call transfer with prior notice
If C and B hang up before the call transfer has been made, B will obtain 10 seconds
of continuous ringing.
Interface
Operating sequence / signalling on the termi-
nal
Scope
A If A is on hold, he hears Music on hold Possible interfaces:
internal, external
1)
, PISN
2)
1)
If both A and C are external users, the settings authorising exchange-to-exchange traffic will need to be ob-
served (see
"Exchange-to-Exchange Connections", page 241 ).
2)
The settings authorising exchange-to-exchange traffic need to be observed for PISN users in the public net-
work or on a virtually networked PINX (see
"Exchange-to-Exchange Connections", page 241 ).
B If C hangs up during the enquiry call, B obtains
the busy tone.
C Internal call / external call
3)
3)
Depending on the system setting, C will obtain either an internal or an external ringing tone
Possible interfaces:
internal, external
1)
, PISN
2)