1. 1/20 Introduction to iPECS-LIK50 June 2008 R&D Center / BCS HW Team

2. 2/20 Contents I.Overview II.Design III.Feature IV.BASIC Configuration V.Specification VI.Block diagram VII.Definition of Mode Switch VIII.Installation

3. 3/20 I. Overview  Target Market  Branch office solution of iPECS  High-end standalone offices with 10~20 users  Physical hardware interfaces  Same HW Platform as iPECS-100/300/600  Capacity : Max. 42 trunk / 50 Ext.  DSP for VoIP (Trunk/Ext.) : 8ch (simplex)  2 Types of Trunk/Ext combo interfaces iPECS-50A: 4FXO(CO) + 2FXS(SLT) iPECS-50B: 4BRI + 2FXS(SLT)  New COIC/SLIC solution  12VDC input, ACDC adapter(12V/1.5A)  19” Rack, Desk Top or Wall mountable  Software / Applications  iPECS-50 call software on Linux  Local survivability as a Branch solution of iPECS  Workable with iPECS gateways  Same applications and terminal with iPECS POWER FXO1/BRI1 S1 S2 S3 S4 RESET MFIM50A/B MODE FXS VSF LINK/ACT LAN 10/100 BGM SERIAL RS-232 FXO2/BRI2 FXO3/BRI3 FXO4/BRI4  Front side view

4. 4/20  iPECS-LIK50A VoIP + FXO(LS CO) + FXS(SLT)  iPECS-LIK50B VoIP + BRI +FXS(SLT) II. Design POWER FXO1 S1 S2 S3 S4 RESET MFIM50A MODE FXS VSF LINK/ACT LAN 10/100 BGM SERIAL RS-232 FXO2 FXO3 FXO4  Front side view POWER BRI1 S1 S2 S3 S4 RESET MFIM50B MODE FXS VSF LINK/ACT LAN 10/100 BGM SERIAL RS-232 BRI2 BRI3 BRI4  Front side view

5. 5/20 III. Feature Sophisticated and various call features –All features of iPECS-100/300/600 –High end features such as UMS with feature server Easy maintenance –Web-based remote administration and maintenance –Web-based remote S/W upgrade Scalability and Interoperability –Support networking between IPECS systems –Compatible with NetMeeting and other 3 rd party application supporting H.323 and CTI applications Phontage Feature Server – voice mail, UMS, CTI server Easy installation process Support standard H.323 (and SIP calls) Support remote user services

6. 6/20  FXS  Provide 2 FXS(SLT) interface  Support Message Waiting Signal  Caller ID Generation  Loop distance: 900 ohm (AWG24 : 4 Km)  FXO (CO) : 50A  Provide 4 LS interfaces  Caller ID Detection  DTMF/Pulse dialing  Option Unit CMU 4 : Call Metering Detection Unit for Each Line (4chs) 50 Hz longitudinal & Polarity Reversal (LIK-CMU50PR) 12 KHz/ 16 KHz & Polarity Reversal (LIK-CMU1216)  BRI : 50B  Provide up to 4 ISDN Basic Rate (2B+D) Interfaces  ETS 300 012, ITU-T I.430 and Q921,Q931 (Euro ISDN)  Layer 1, 2 and 3 processing III. Feature

7. 7/20 IV. BASIC Configuration

8. 8/20 IV. BASIC Configuration

9. 9/20 V. Specification POWER FXO1 S1 S2 S3 S4 RESET MFIM50A MODE FXS VSF LINK/ACT LAN 10/100 BGM SERIAL RS-232 FXO2 FXO3 FXO4  Front side view Basic DescriptionCapacityRemark System Capacity Max 50, 42trunk /50Extention FXO4 ChLCO: LS, CID CMU (optional 12k, 16k, 50, PR) FXS2 ChCID, MSG indication 10/100 Ethernet Port 1 port VoIP4 Ch VSF 6 Ch 270min (128MB flash Memory) MISC - Audio IN/OUT1/1For BGM/PAGE BGM : Int. / Ext. Selectable, - Alarm detection1 - Relay contact1 USB1Host Serial1RS232 PFT1Connection: using FXO/FXS port Mode Switch4 contacts Reset Switch1 Indicators11 Port by port : FXO In-use IF : FXS, VSF MountingStandard 19-inch rack, Wall and Desk top mount Using Rack mounting Bracket, WHLD, or DHLD Power1ACDC Adapter (12Vdc/1.5A) iPECS-50A

10. 10/20 Basic DescriptionCapacityRemark System Capacity Max 50, 42trunk /50Extention BRI4 port8 ch (Euro-ISDN) FXS2 ChCID, MSG Function 10/100 Ethernet Port 1 port VoIP4 Ch VSF 6 Ch 270min (128MB flash Memory) MISC - Audio IN/OUT1/1For BGM/PAGE BGM : Int. / Ext. Selectable, - Alarm detection1 - Relay contact1 USB1Host Serial1RS232 PFT- Mode Switch4 contacts Reset Switch1 Indicators11Port by port : BRI In-use IF : FXS, VSF MountingStandard 19-inch rack, Wall or Desk top mount Using Rack mounting Bracket, WHLD, or DHLD Power1ACDC Adapter (12Vdc/1.5A) POWER BRI1 S1 S2 S3 S4 RESET iPECS-50B MODE FXS VSF LINK/ACT LAN 10/100 BGM SERIAL RS-232 BRI2 BRI3 BRI4  Front side view iPECS-50B V. Specification

11. 11/20 ItemMFIM100iPECS-50 System capacityMax 100 portsMax 50 ports VoIP call channel (*1)68 (4) VSF channel66 VSF storage210 minutes270 Minutes(128MB) Backup FunctionNo NOR Flash4MB SRAM2MB4MB NAND Flash32MB128MB SDRAM64MB Ports1 Serial + 1 USB host PFT41 Ext BGM21 Alarm input21 Ext. paging port21 Dry relay contact21 FXS port02 FXO port04 (50A only) BRI port04 (50B only) Power48Vdc power input12Vdc power input V. Specification  MFIM100 vs MFIM50(A/B) *1: Using G.711 codecs, 8 VoIP channels are available. Due to additional processing needs, complex codecs reduce the available channels; four (4) channels are available using G.723 or G.729.

12. 12/20 VI. Block Diagram

13. 13/20 VI. Block Diagram

14. 14/20 VII. Definition of Mode Switch SwitchFunctionONOFFRemark Mode 1 Database write protect ProtectUnprotect 2Reserved-- 3Registration Allow registration Registration denied 4InitializationInitialize on reset Read stored DB on reset

15. 15/20 1. Mechanical components DescriptionSpecification 1U BRACKET 1U 19 ” Rack Mounting Kit for Single GW Module Installation (under design) DHLD DHE Desk mount Holder for module Desk mount Holder Extender WHLD Wall mounting Holder for Single GW Module Installation VIII. Installation

16. 16/20 1-1. Desk-mounting, Wall-mounting Holders ① Desktop (Gateway Module+DHLD+(DME)) ② Wall Mount (Gateway Module+WHLD) VIII. Installation

17. 17/20 1-2. 1U 19 ” Rack Mounting Kit VIII. Installation

18. 18/20 NameDescriptionsRemark LIK-CMU1216 Call Metering-12KHz, 16KHz & Polarity Reversal Detection unit Only for LIK-MFIM50A LIK-CMU50PR Call Metering-50 Hz & Polarity Reversal Detection unit Only for LIK-MFIM50B VIII. Installation 2. optional boards Connector iPECS-50ALIK-CMUxxxx CN5CN1 CN6CN2 * LIK-CMU1216 or LIK-CMU50PR will be delivered as an option unit.

19. 19/20 VIII. Installation 3. Pin assignments of LINE connectors

20. 20/20 VIII. Installation 4. Pin assignments of Miscellaneous Function Connectors