If you use the "Office Communicator 2007," you have to set a Registry parameter "TAPIOVERRIDE" in advance.See instructions from Microsoft.
- Close and restart Outlook
- Right click one of your Outlook contacts and select "Call Contact...".
- Click to dialog button "Dialling Options..."
- Select your "SNOM Line" in the selection field "Connect using line".
Hint: You may need to scroll in drop down window to see all TAPI lines.
Close this dialog with [OK].
- Now you are able to make calls via Outlook.
Incoming phone calls
Hint: Incoming calls are not displayed by Outlook itself. You will need an extra TAPI application like the xtelsio CTI Client.