The voice mail server is a PC running Windows 2000; Dialogic telephony cards, a modem and voice mail software (Voiceguide from Katalina Technologies; INR RELAY from www.pacehealthsystems.com).  The server can handle up to 30 telephone ports meaning up to thirty patients may be called simultaneously with different messages.  There is automatic generation of patient letters, faxes and emails for the 20% of patients who cannot use the phone.