2. OPTICAL NETWORKS EVOLUTION l Accelerated deployment of fiber-optic cabling Optical Networking Market n 1999 - $12 billion n 2003 - $30 billion l Squeeze more bandwidth from existing cables l Penetration towards the last mile n Winning over DSL and/or Cable Modem n Fiber to the business n Fiber to the curb/basement n Fiber to the home l Emerging utilities networks

3. TARGET MARKET l Evolving Existing Fiber Plants l New Fiber Deployments l Fiber Driver Deployment Segments n Enterprise and Campus Networks n Storage and Application Area Networks n Carriers and Network Service Providers n Cable Operators n High Survivability Networks Infrastructure n Last Mile - FTTX™ n Expert Solutions

4. MARKET SEGMENTATION l High End - DWDM Optical Networks l Low End - Media Conversion l Middle Range - CWDM and Unique Solutions Sycamore TransitionFibertronLancast CerrentNew Access TC Communications Market Spectrum

5. TARGET CUSTOMERS l Cable TV Companies l Network Service Providers l Transportation Companies l Utilities l Natural Resources l Last Mile (FTTX™) l Government l Enterprise l Large Buildings or Campus l Network Integrators l Distance Learning Providers l Phone Companies

6. FIBER DRIVER SOLUTIONS Managed Optical Infrastructure l Modular chassis (1,2,4 & 16 slots) l Media Conversion l Distance Extenders l Switch Modules l WDM ( 2 to 16 channels ) l Unique customized solutions l Extensive protocol support: Ethernet(10/100/1000), ATM & SONET(OC-3,OC-12,OC-48), FDDI, T1/E1, Token Ring, Fibre Channel, ESCON, etc. l Over 150 modules and still counting l Full Graphical SNMP management - MegaVision

7. FIBER DRIVER Competitive Advantages l Any to any Connectivity : protocol/distance/speed l Unique technologies n MM distance extension n Long distance (110 km) n Single fiber n Redundancy l Sophisticated Manageability n Components and Environment Monitoring n Proactive diagnosis through e-mail and traps issuing n No dedicated slots, hot swappable, plug and play l Customized solutions l Very aggressive pricing

8. FIBER DRIVER System Benefits l Multi Protocol Support n Fits Most Networks n Ethernet, Fast Ethernet, Gigabit Ethernet, FDDI, ATM,DS3, OC3 &OC12 (ATM&Sonet), ESCON, T1/E1, Token Ring l Survivability n Redundant Links (from converters to WDM) n Redundant Management n Redundant Power Supplies and Fans l Unique Solutions n Single Fiber Full Duplex (converter and repeaters) n Unique protocols mix-n-match (LAN, WAN, voice, etc.) n Customized solutions l Hot Swappable Modules l Smart Management Capabilities: monitoring, alarms, etc.

9. GIGABIT MULTIMODE EXTENDERS Breaking the Standard Barriers l Gigabit speeds transmission on MM Fiber for 2 km l Multi-Gigabit Speed Protocols n Gigabit Ethernet up to 2 km n Fibre Channel/FICON up to 2 km n SONET OC-48 n Enable Migration from FDDI to Gigabit Ethernet l Extends the SAN and the IBM Channel over Fibre Channel l SONET OC-48 in Campus Backbones

10. REDUNDANT LINKS SONET like Redundancy l Allows one input to be directed to either of two fibers. l If one link is lost it automatically switches to the backup link l Under 1 micro second (Spanning Tree= ~50 seconds) l Switchover is based on Rx Signal Detect l Sophisticated manageability (traps and time of the day option) l Supports simple and dual homing l Single Fiber and Dual Fiber with LC connectors l Unique WDM support l All protocols: Ethernet(10,100/1000), Fibre Channel, SONET OC-3 to OC-48, DS3, T1, etc.

11. SINGLE FIBER Double Fiber Capacity l Tx and Rx signals over a single fiber strand l Save installation cost of new fiber. l Modules: Converters and WDM l Protocols n Ethernet (10/100/1000) n Fibre Channel n FDDI n ATM/SONET OC3 and OC12 (OC-48 coming soon) n WDM

12. COPPER TO FIBER CONVERTERS The Long Fiber Net l Protocols Supported : n Ethernet, Fast Ethernet, Token Ring, T1, E1, DS3 l Gigabit Ethernet - SOON !!! l Distance - extend the distance of any LAN n up to 110km on Singlemode Fiber n up to 8km on Multimode Fiber l Single Fiber Full Duplex Option - double capacity l Lower Cost & Investment Protection l Flexibility and manageability n Acquire equipment independent of media issues n Plug & play modules, without interrupting other connections n SNMP managed

13. MULTIMODE TO SINGLEMODE l Protocols Supported: n Ethernet (10/100/1000Mbps), Fibre Channel, ATM, FDDI, DS3, OC3, OC12, ESCON l Distance n Extend networks to 110 kilometers and beyond l Single Fiber Solutions n Save the cost of running new fiber in “fiber exhaust” situations n For Ethernet, Fast Ethernet, Gigabit Ethernet, FDDI, OC3 and OC12, DS3 and ESCON l Lower Cost & Investment Protection l Flexibility n Spare parts plans easier when media only affects converters l SNMP Management of Modules

14. FIBRE CHANNEL Storage Area Networks - SAN l Fibre Channel Transmission Speeds - Up to 1 Gbps l Extends the connectivity between workstations, servers and storage devices (Disks) l SANs and Remote Storage Solutions l Security of stored Data and Disaster Recovery Sites l Ability to move large data files at high speeds l Standard distance is 10km l Our Solution - exceeds 60km !!! SAN l Fibre Channel Transmission Speeds - Up to 1 Gbps

15. ESCON & FICON IBM Channel Connectivity l ESCON - IBM Channel proprietary bus (200 Mbps) l FICON - IBM FIbre CONnectivity Channel (1Gbps) l Extends the connectivity between mainframes (S/390) and Storage Controllers (disks, tapes, etc.) Storage Controller ESCON(200Mbps)/ FICON (1Gbps)

16. REPEATERS The Endless Network l Use Repeaters to extend networks beyond the 110km point to point limit. l Repeaters retime and regenerate signals for almost unlimited network size

17. l Extend T1/ E1/DS3 (T3) connections over fiber l Distances: 10 Km on MM and up to up to 110 km on SM l Regenerate clock signal (PLL) l Jitter reduction buffer l Supports AMI or BZ8S (for T1) and HDB3 (for E1) l Transparent packet framing T1/E1/DS3 Copper to Fiber Converter Fiber based WAN Extension

18. l Connect copper DS-3 coaxial cable to fiber. l Extend Your WAN l Add Drop Multiplexing an OC3 link to 3 DS3 locations OC3 to DS3 MULTIPLEXING Fiber based WAN Extension 316 OD3 DS3 316 OD3 DS3 316 OD3 DS3 316 OD3 DS3 SONET Switch

19. 2/4/6 Port Ethernet and Fast Ethernet Switching Modules l 1 to 4 ports 10/100 Base-TX l 1 or 2 100 Base-FX Full Duplex l 10Mpbs to 100Mbps Conversion l Solutions n Copper to Fiber Conversion n Half to Full Duplex Conversion n Collision Domain Isolation (switch function) n Add Drop Daisy Chaining (fiber in/out) l Manageability: n Settable to 10 or 100Mb and Full or Half Duplex n Aging n Packet size (regular, VLAN size, extended VLAN 6k)

20. The Endless LAN Project Caspian Oil Pipeline using 6 Port Switches

21. WDM The fiber saving technology l Multiplex 4 channels up to 65km on singlemode fiber. l Improves existing fiber usage l Physical security by using different wavelength l Different Input Combinations n Fast and Gigabit Ethernet n OC3 and OC12 (OC48 coming soon) n Fibre Channel and ESCON n FDDI n T1 l WDM Repeaters for very long distances

22. Indicates: l Link status l Temperature l Power supply status l Fan status l Card ID and type Perform: l IP/SNMP configuration l Settable Loopback capabilities l Set Ethernet speed (10/100) and Duplex modes l Link Management l MegaVision - Multi-platform Graphical NMS Network Management Features

23. l Event notifications: SNMP traps, e-mail, messages l Security breach: SNMP community or password errors l Any system condition that generates an error message. e.g.: n Temperature outside pre-determined safe operational limits. n Power supply failure n Fan failure (certain chassis) l Hardware or software malfunctions l Change in link status (link up, link down) l Change in loopback condition (on or off) l Change in Slot status. i.e. module removed or inserted l Sophisticated fault management - under MegaVision Network Management Event Notification

24. l Carrier networks n SONET and ATM improved solutions n Improved voice and data integration over the same fiber plant l Improved WDM solutions n more channels n longer distance n single fiber n redundancy n unique manageability l Optical Routing Solutions n wavelength routing n small to mid carriers n bandwidth rich campus backbones l High bandwidth last mile solutions n Ethernet (10/100/1000) transport to curb/basement/building/home n integrated voice and data transport n customized services integration l Customized solution FIBER DRIVER Future Focus

25. l ATM and SONET Solutions n OC-48 and above n Multimode to Singlemode Converters n OC-48 Singlemode repeaters n Single Fiber Solutions n Redundant links l Data and Voice Integration n Fast Ethernet and T1 n Single Fiber solution n Extended distances FUTURE FOCUS Carrier Networks

26. l Support for more channels - 4 to 16 l Support for higher speeds (ex. OC-48) l Extended distances (up to 70 km) l Single Fiber Solutions l Redundant Links FUTURE FOCUS Advanced WDM

27. l WDM Wavelength Switching and Routing l Multi-gigabit backbones for carriers, campuses and metro networks l Add-drop access device capabilities l Cutting-edge hardware engine l Industrial-strength routing software l WDM Link Redundancy - SONET like n Unique solutions that minimize routing topology changes n Partial wavelength routing on strand cut n Primary and stand-by links FUTURE FOCUS OptiRouter™ - OPTICAL ROUTING

28. l Winning solution in the last-mile battle l Solutions for curb/basement/building/home l Fiber saving but price sensitive (WDM technology) l Various distances (1-35km) l High density Ethernet (10/100/1000) delivery l Integrated voice (T1) and data (Ethernet-10/100/1000) l Special services integration n home distribution systems (hubs, switches, routers) n utilities meter readings n Remote Access Services FUTURE FOCUS High Bandwidth Last Mile Solution

29. SATISFIED CUSTOMERS

30. Thank You