44 Aastra MBU 400 User Guide
Making and Answering Calls
When you make and receive intercom calls between handsets connected to the same
gateway, the following icon displays:

Making an Intercom Call

1. In Idle mode, press OK z to display the Main Menu.
2. Select Intercom and press OK z.
Your handset lists other handsets registered with your gateway.
3. Select a handset from the list to call, and then press the green key .

Calling All Handsets

You can make a call to all handsets connected to the same gateway, and then connect
to the first handset to answer the call.
To make a call to all handsets do the following.
1. In Idle mode, press OK z to display the Main Menu,
2. Select Intercom, and press OK z.
3. Select All handsets, and press OK z.
The first handset to answer the call receives the call.
Calling from the Contacts List
You can call contacts entered in your Contacts List using a VoIP line or Landline.
Since contacts may have more than one number listed, the number set as the default is
dialled unless you specify otherwise.

Calling a Contact on the Primary Line

Your primary outgoing line uses either the internet for VoIP calls, or a landline. To
change the primary line setting see Specifying the Primary Line for Outgoing Calls on
page 35.
To call a contact in the Contacts List using your primary line and dialing the default
number for that contact, do the following.
1. In Idle mode, press OK z to display the Main Menu.
2. Select Contacts c and press OK z.
3. Select a contact from the Contacts List to call, and then press the green key .
The phone dials the default phone number assigned to that contact.
For more information about default numbers, see Contacts List on page 54.
Dialing or ringing
Active Call
Incoming Call
R
R
R
R