User's Manual 25. General Phone Operation
Version 4.4.0 417 MP26x/MP27x
25.13 Call Handling for Multiple, Registered Handsets
The device supports multiple, registered handsets. This section describes call handling
between multiple registered handsets. This includes how to make internal calls, transfer
external calls from one handset to another handset, and make conference calls.
25.13.1 Calling (Intercom) another Handset
An intercom call is a call from one handset to another handset that is also registered to the
device base unit.
Note: An intercom call can only involve two handsets that share the same base unit.
To call (intercom) another handset:
1. Press the navigation key; the screen displays a list of the registered handsets and
FXS ports.
2. Press the navigation keys to select the handset to which you want to make a call.
3. Press the Select softkey; the called handset or FXS port rings.
4. On the called handset, press to establish the internal call.
25.13.2 Transferring an External Call to Another Extension
You can transfer an external call (i.e., not a call from another handset) received on one
handset, to another handset.
To transfer an external call to another extension:
1. Press the Right Softkey to display a list of registered handsets and FXS
ports.
2. Navigate to the required handset/FXS port.
3. Press the Left Softkey to select the handset/FXS port you want to transfer the
call to. The call is then transferred.
25.13.2.1 Announced Call Transfer
An announced call transfer is when you can speak to the handset to where you want to
transfer the external call before transferring the call.
To make an announced call transfer:
1. During the call with the external call, press the navigation key; the screen displays
a list of the registered handsets.
2. Press the navigation keys to select the handset to where you want to transfer the
call.
3. Press the Select softkey; the external call is automatically put on hold and the called
handset rings.
4. On the called handset, press or to establish an internal call between the
handsets.