1. KX-TD TAPI 2.1

2. TAPI (Telephony Application programming Interface) History 1993 ･････ 19982000 Windows 3.1 TAPI1.3TAPI1.0 Windows 95 Windows NT4.0 Windows 2000 TAPI1.4 TAPI2.0 TAPI3.0 TAPI2.1 service pack4 Windows 98 TAPI2.1 TAPI2.1? TAPI1.x : 1st party controll (for Modem, telephone) TAPI2.0 : 3rd party controll (for PBX) Call Center Agent function TAPI2.1 : client / server model support TAPI3.0 : IP telephony (H323) support

3. About CT (Computer Telephony) Interface CT API (Computer Telephony Application Programming Interface) TAPI2.1 I/F Windows standard API(Application Programming Interface) to control PBX via CTI server. This complies with client/server model and is capable of 3rd Party Control. TSP(Telephony Service Provide) is a PBX driver for TAPI2.1 I/F, currently available from KME. Active X I/F (Proposal) Active X control interface resides in higher-level of TAPI 2 interface and complies with ACT control specifications. In contrast to TAPI application, it needs to be developed in C language, Active X can be used with packaged software and programmed easily. Microsoft plays a leading role in pursuing the standardization of ACT control specifications that is the middleware connecting TAPI with the application

4. KX-TD TAPI2.1 Basic Model CTI server (WindowsNT4.0WS SP4 / Windows98) RS-232C CT API KX-TD500 KX-TD1232/TD816 KX-TD612 TAPI application / Packaged software(*1) TAPI2 I/F Active X control TAPI TSP (Telephony Service Provider) CT Link ROM S/W (PC-TD Link) (*1)Packaged software ： CM(MS Outlook, Lotus Notes), Excel,Word,Access,Visual Basic, and so on.

5. KX-TD TAPI2.1 Client-Server Model CTI server (WindowsNT4.0Server SP4) RS-232C CT API KX-TD500 KX-TD1232 KX-TD816 KX-TD612 TAPI application / Packaged software(*1) TAPI2 I/F Client PC (WindowsNT4.0SP4,98) Active X controll TAPI TSP CT Link EtherNet ROM S/W (PC-TDLink) (*1)Packaged software ： CM(MS Outlook, Lotus Notes), Excel,Word,Access,Visual Basic, and so on. Remote module TAPI application TAPI2 I/F Remote TSP

6. KX-TD TAPI2.1 Software Module structure PC-TD Link1.x (KME) PBX Hardware CT Link Application API or Middleware (CT API) TAPI 2.1 TSP (Telephony Service Provider : KME) TAPI Compliant Application TAPI Interface HOTEL PMS ACD Report RS232C ActiveX Easy Dialer VisualBasic PIM CM Excel Word etc.. PMS I/F PIM(Personal information Manager):Lotus Organizer, Microsoft OUTLOOK etc... CM (Contact Maneger) : GoldMine, ACD Report

7. KX-TD TAPI 2.1 supported functions Extended Telephony service (KME specific) Call ACCOUNT Information SYSTEM status MONITOR Set/Reset CLOCK Set/Reset TimedReminder Set/Reset COS Set Ext Name Get Device information. Set/Clear MessageWaiting Que controll Group login / logout (for UCD) Get GroupList Above services are provided by lineDevSpecific function of TAPI. BASIC Telephony service TAPI initialization, termination Version negotiation Line information Address information Open and close LINE device Conversion of address format Call information Assist telephony function Make call Answer call Toll saver Call priority control Call drop Line handling Area code information country code information Call Monitor Supplementary Telephony service Forwarding call / Do Not Disturb Service provider administration Calltreatment LineGatherDigits Call pick-up Call clearance Bearer mode setting Redirect call Line drop Call on hold Call on hold retrieve Call transfer Conference

8. KX-TD TAPI2.1 Systems Requirements CT serverPC (Min Pentium133, HDD 100MB, RAM 32MB) OSNT4.0 Server/WS + SP4, Windows98 CT APIKME TAPI 2.1 / Active X control (Under Development) PBXTD816 / TD1232 / TD500 (Serial Port 1 @ 9600 baud) PhoneD-PT / A-PT / SLT

9. Current Partners in Europe VoIP Gateway OKI (Japan) VoIP Gateway OKI (Japan) CTI Pronett (Norway) CTI Pronett (Norway) CTI ComTelco (Switzerland) CTI ComTelco (Switzerland) Hotel Billing Jusan (Spain) Hotel Billing Jusan (Spain) CTI Redwood (U.K.) CTI Redwood (U.K.) PC-Phone CITEL (U.K.) PC-Phone CITEL (U.K.) Small Hotel Anderwald (Germany) Small Hotel Anderwald (Germany) Call Accounting Commsoft (U.K.) Call Accounting Commsoft (U.K.) CTI Trius (Germany) CTI Trius (Germany) CTI Ositron(Germany) CTI Accel (Belgium) CTI Accel (Belgium) CTI Megasoft (Austria) CTI Megasoft (Austria)

10. KX-TD TAPI2.1 compatible applications QuolityLogic （ USA ） TAPI SDK MER(HongKong) PMS I/F TAPI Application Vendors Tecno Voz( ） CallCenter Red Wood （ UK ） DeskTopAssistant Trius(German) Businesstelemanagement Anderwald(German ） Hotel OSITRON(German) Business Assistant TwixTel （ Swiss ） Screnn POP, DB OEM PanaCallCenter(KME) PhoneMax (ActiveVoice) Office2000 (Microsoft) Organizer (lotus) other PIM, CM software