The Zoiper Softphone is compatible with Windows 7 and allows you to make and receive calls using your computer.

1. Install the software to your PC using the installer and run the application.
2. Right click on the Zoiper application and select "Options".

3. Check Show advanced options. From the left hand menu click on Add new SIP account and enter a name of your choice.
4. Enter the configuration details as shown in the image below
   
   Domain : enter your VoIPOffice IP
   Username : enter your Extension
   Password : enter your Extension password.
   
   From the second drop down menu select "dont use STUN".
   
   And click on Apply at the bottom of the menu.

5. Once the setup is complete the phone will display Registered on the screen. To validate your registration dial *123 to reach your voicemail.