Description: xtelsio TAPI Driver for Asterisk? supports dialing and hanging up and informs your TAPI application about incoming and outgoing calls including the caller and called ID, and this for multiple lines of one or several Asterisk systems. You can initiate calls directly from within Microsoft Outlook®, ACT® or any other TAPI application. For snom phones, you can activate a direct control mode - this allows to initiate calls in hands-free mode.