CWDM DWDM Transport Solutions July 10 2000

CWDM / DWDM Transport Solutions July 10, 2000 Proprietary & Confidential

RAD Data Communication group: Company confidential

Packet. Light Product Line PL-10 PL-20 PL-100 PL-400 PL-1000 PL-300 PL-200 Network Type SONET/ SDH C/DWDM Dark Fiber IP Market Segment Carriers & Enterprises& Carriers Company confidential

C/DWDM & Dark Fiber Family PL-400: 8 Multi Protocol Services, 2 Mbps up to 4 Gbps PL-1000: 4 Multi Protocol Services of 10 Gbps PL-300: Multi Purpose Passive Solution Company confidential

C/DWDM & Dark Fiber Solution The best 1 U 8 -Channel DWDM or CWDM solution Flexible Interfaces Supports: FC/FICON 100/200/400, ESCON Gb. E / i. SCSI, 100/1000 Base. T STM 1/4/16, OC 3/12/48, OTN 2. 667 G DVB-ASI, HD-SDI, SD-SDI Dual AC/DC Pluggable Power Supply Protocol level Performance Monitoring (FC, Gb. E) Company confidential

C/DWDM & Dark Fiber Solution The best 1 U 8 -Channel DWDM or CWDM solution Dual Optical Embedded Management Channels (OSC) Optical Protection and Redundancy capabilities Integrated Passive Optics and Optical Amplifier Pay as you grow architecture (Pluggable SFPs and PS) Support Multi-Chassis growth to 32 Wavelengths Web based, easy to operate management tool and SNMP Company confidential

Wrapping Optical Solutions in 1 U Box Any service mix DWDM or CWDM link Remote Management Up to 8 services 3 R 3 R 2 x Mux Demux Single or Dual Fiber Efficient Regenerator Ring or Linear Add & Drop Company confidential Protection 2 x EDFA Performance Monitoring 32 x services Stackable

PL-1000 - 10 G Solution 4 channels up to 120 Km 10 G DWDM 1 U CPE solution Flexible Interfaces Supports: 10 G Eth WAN/LAN STM 64/OC 192, OTN 10. 7 G 10 G FC Optional Protocol level Performance Monitoring for STM-64 and 10 G Eth Two embedded OSC for Management Facility protection redundancy capabilities Integrated passive optics, optical amplifier (EDFA) Pay as you grow architecture (Pluggable XFPs and PS) Support Multi-Chassis growth and integrated solution together with PL-4 xx family Company confidential

PL-300 – Passive Optics BOX 1 U passive solution, no power supply Supporting up to 32 DWDM channels according to ITU grid (channels 20 -51) Supported configuration 32 WL Mux/Demux, and single OSC Single set of 16 WL Mux/Demux, and single OSC Two sets of 16 WL Mux/Demux and two OSC for 16 Services over single fiber End to end insertion loss (Mux + De. Mux): 6 d. B Total Optical Budget for Point-2 -Point is: For rates up to 2. 7 G: 22 d. B For 4 G rate : 18 d. B Company confidential

Examples July 10, 2000 Proprietary & Confidential

CWDM-Belgrade Stock Exchange The PL-400 Solution Offers: • High Bandwidth • Multi Service multiplexer • Transparent Interoperability HP System Storage 4 G FC SAN Switch Storage Zone 2 x 4 G FC PL-400 2 x 4 G FC Zone Gb. E Switch E 3 x GB G 3 x BE CWDM 25 Km PL-400 chosen due to: • High Capability ( up to 32 Gb) per unit • High Performance (MTBF: 19. 2 Years) • Easy to configure and support • Low cost solution Company confidential Gb. E Switch

SDH- Vodafone Romania The PL-20 Solution Offers: • Internal backup between offices • Protect data base against earthquake • STM-64 SDH ring HP System Storage 4 G FC SAN Switch 170 km Storage Zone Storage PL-20 SDH The PL-20 chosen due to : • Fast implementation • Immediate ROI low-cost maintenance and support • Covering the distance at full throughput • Best price performance ratio Company confidential Zone

FCIP-Northgate Installation The PL-200 Solution Offers • High Bandwidth • True Redundancy Brocade FC Switch Storage Zone PL-200 • Load Balancing Gb. E Switch PL-200 Brocade FC Switch Gb. E Switch Redundant IP Links PL-200 chosen due to: • High Capability (370 Mb throughput) per unit • High Performance (MTBF: 23 Years) • Easy to configure and support • Budget • Scalable Solution – Max throughput of 740 Mb Company confidential Storage Zone

Packet. Light Certifications Storage vendor Products Certification name IBM DS 4000, DS 6000, DS 8000, SVC SSP – System Storage Proven Brocade Fabrics Brocade Data Center Ready Qlogic Fabrics SAN Interoperability - Network Mc. Data Fabrics OPENReady SUN Microsystems Storage Subsystems Sparc and X 86/x 64 SUN Solaris Ready * Packet. Light has also certification with Mc. Data which is now Brocade and is under Brocade web site Company confidential

Selected Customers Alcatel-Lucent Telecomputing IBM NÆT AS Global Connect NEC Fujitsu US Army Agarik Vodafone HP BELEX BT Company confidential Thailand Norway Israel Norway Denmark Japan & Thailand Japan USA France Romania UK Serbia Australia, Sweden

Good Things Come in Small Packages Company confidential

Thank you! July 10, 2000 Proprietary & Confidential