Transfer to Voicemail-Sangoma s305, s400_s405, s500 & s705
Transferring Calls to the Voicemail of Another Extension
While on a call, press the Transfer to Voicemail button to transfer the call to the voicemail of another extension.
Enter in the Extension number and press the Done button.
The call will now be transferred to the voicemail of the extension number you defined.