23/91 
 
To make an external call, dial the outside line access code before dialling your contact 
number. The call will start after a timeout of approx. 5 seconds if there is no action 
dialling. 
If you are using multiple SIP accounts on your phone, you can choose which account to use to
When you are in hands-free mode, you can take the call at any time on the handset by 
unhooking it. If your headset has no Off-hook/On-hook key, use the phone keys and switch on 
the audio on the headset ( ). 
 
3.2.3 Making a peer-to-peer SIP call 
Your phone is compatible with the peer-to-peer SIP call. It is able to call phones connected to 
the same local network. You can call your contact by entering the IP address of your contact's 
desk phone. 
 
Open the dialer. 
Use one of the following to enter number: 
Enter the number directly. 
 
Select the contact to call in the list of last number dialed.
 
Use one of the following to send the call: 
 
Press the 'take the call' key. Make the call with the active device: 
handset if unhooked, headset if connected, otherwise in hands-free 
mode. 
 
Press the OK key to start the call. Make the call with the active device: 
handset if unhooked, headset if connected, otherwise in hands-free 
mode. 
Call
 
Press the call key to start the call. Make the call with the active device: 
handset if unhooked, headset if connected, otherwise in hands-free 
mode. 
# or 
*
 
If defined in the phone settings, you can use these keys to initiate the 
call (
Menu → Features → Key As Send)
.