You can enable or disable forwarding so that calls will be forwarded to another number. You can set up forwarding so that calls are always forwarded or so that calls are forwarded only when you are on another call.
To enable call forwarding:
1. Click Softphone->Account Settings.
2. Choose and account and click Edit.
3. Click the Voicemail tab.
4. Tick the box next to the behavior you want and enter a forwarding number.
5. Click OK.