Individual External Line; Sos Calls (Emergency Calls) - Aastra Dialog 4420 User Giude

Outgoing Calls
u
u
*0* z #
20
Monitoring
You can monitor the progress of an outgoing call.
z
With the handset on hook:
Dial the number.
When the other party answers:
Lift the handset.
Press to terminate a monitor call.

SOS calls (Emergency calls)

Note: The number for SOS calls might vary between
z
countries.
Dial the SOS number.
If this feature is enabled it is still possible to make an emergency
call even if the status lamp is lit. If a dialtone is heard it is possible to
make the call.

Individual External Line

To make a call on a specific external line:
Lift the handset.
Dial, enter the Individual External Line number and press.
z
Dial the digit or digits to get an external line and the external
number.
Dialog 4420 IP Basic