Labels:text | screenshot | diagram | rectangle | plan | parallel OCR: A TYPICAL HARDWARE SETUP FOR CTI Desktop PC and Desktop PC with multiline phone telephony card PBX Voice recognition card (optional) Fax card (optional) Telephony card LAN card - LAN Telephony Telephone LAN Serial or LAN depending server server on whether the application is TSAPI Figure 1. Options for integrating a telephony server on the LAN.