Andrew M. Walding Zembriski Drive. Plano, TX (214) SUMMARY

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1 Andrew M. Walding 9812 Zembriski Drive Plano, TX (214) SUMMARY Over twenty five years of data and telecommunications industry experience with emphasis in development engineering of real-time hardware and software for access, transmission, and network management telecommunications systems including implementation, network and field operations, sales/engineering support, and training - focusing on new and emerging technology, product introduction, and international business. Desire to continue to advance experience in voice and data networking integration using TCP/IP, MPLS, AToM, Optical, Ethernet, ATM, Frame Relay, and CDMA and associated telecommunications technologies. 1 / 10

2 - Instructional Design, Training of technical Hands-On courses - Development Engineering with latest technology & process - Full program P&L responsibilities - Customer interface, network planning, and molding solutions to challenges - Product Life Cycle planning, attainment and fulfillment - Object Oriented Design processes - International business collaboration management - CDMA Wireless Radio/Satellite - TCP/IP, DiffServ, RSVP, Internet and Intranet Design - Ethernet 802.x, VLAN, Wireless Networking/Switching - MPLS, GMPLS & MPLS-TP, L2/L3 VPN, AToM, Traffic Engineering, ATM, Frame Relay - Voice/Video communications, Voice over Packet (VoIP, VoATM, VoMPLS) - Routing Protocols RIP, EIGRP, IGRP, OSPF, BPG, IS-IS - Digital Loop Carrier, Digital and Optical Cross-connects - SDH/SONET/WDM/DWDM and IP over Optics - Network Management, HP Openview - HTML/JAVA/BASIC/Visual Basic/SmallTalk/C/C++ PATENTS AND PUBLICATIONS 1. Hands-On TCP/IPv4 Fundamentals, a 2.5 day instructor led skills-based course 2. Hands-On Advanced IP Networks and Protocols, a 2.5 day instructor led skills-based course 3. Hands-On MPLS & L3VPNs, a 2.5 day instructor led skills-based course 4. Hands-On Advanced MPLS Functions, a 2.5 day instructor led skills-based course 5. Hands-On IP L3-VPNs, a 2 day instructor led skills-based course 6. Hands-On MPLS Traffic Engineering, a 2.5 day instructor led skills-based course 7. Hands-On MPLS Troubleshooting Skills, a 2.5 day instructor led skills-based course 8. Hands-On Quality of Service, a 2.5 day instructor led skills-based course 9. Hands-On IPv6, a 2 day instructor led skills-based course 10. "Hands-On Advanced IPv6", a 2 day instructor led skills-based course 11. Hands-On Wireless Networking, a 2 day instructor led skills-based course 12. Hands-On Border Gateway Protocol (BGP), a 2 day instructor led skills-based course 13. "Hands-On Network Security Fundamentals", a 2 day instructor led skills-based course 2 / 10

3 14. Mastering AToM, VPWS/VPLS, and L2VPNs, a 2 day instructor led skills-based course 15. Mastering Generalized MPLS (G-MPLS), a 2-day instructor led skills-based course 16. IP Multicast and IPTV, a 2-day knowledge and exercise skills-based course 17. The Basics of MPLS L2-VPN Services, a 2-day knowledge and exercise skills-based course 18. The Basics of AToM (Any Transport over MPLS), a 2-day knowledge and exercise skills-based course 19. Network Science, (co-authored) a ½ day course for engineering new hires at Cisco 20. Evolving TDM to IP, a 1 day seminar for Independent Telephone Companies 21. From POTS to Pipes 1 The Fundamentals of TCP/IP, 1 day seminar for Independent Telephone Companies 22. From POTS to Pipes 2 The Fundamentals of VoIP and IPTV and Multicasting, 1 day seminar for Independent Telephone Companies 23. From POTS to Pipes Front Office, 1 day seminar for Independent Telephone Companies 24. Building a Business Case for Voice and Video over IP, (co-authored) a 1 day seminar for Independent Telephone Companies 25. Delivering IP Services with QoS, 1 day seminar for Independent Telephone Companies, Associations and Equipment Manufacturers 26. Anticipating Customer Needs and Wants, 1 day seminar for Independent Telephone Companies, Associations and Equipment Manufacturers 27. Fiber to the Node (FTN) or WiMAX?, (co-authored), ½ day seminar for Independent Telephone Companies, Associations and Equipment Manufacturers 28. IP in 5 Years, ½ day seminar for Independent Telephone Companies, Associations and Equipment Manufacturers 29. IPv4 Addressing 101, a 1 day instructor led skills-based course 30. IPv4 Routing 101, a 1 day instructor led skills-based course 31. Ethernet 101, a 1 day instructor led skills-based course 32. Multi-Protocol Label Switching 101, a 1 day instructor led skills-based course 33. MPLS 201 (MPLS Layer 3 VPN), a 1 day instructor led skills-based course 34. MPLS 301 (MPLS Traffic Engineering), a 1 day instructor led skills-based course 35. MPLS 401 (MPLS Layer 2 VPN, VPLS, VPWS), a 1 day instructor led skills-based course 36. Requirements Management using ReqPro/ReqWeb a five course series of hands on courses for development engineers 37. "Understanding MPLS", a two day instructor led knowledge-based course 38. Understanding MPLS BGP VPNs, a two day instructor led knowledge-based course 39. Understanding Quality of Service, (co-authored) a two day instructor led knowledge-based course 40. Understanding IP over Optical Networks, a two day instructor led knowledge-based course 41. Patent US#6,031,845 "Allocation of Bandwidth to Calls in a Wireless Telecommunications System" [pending in UK: # ] 42. Patent US#6,181,710 "Handling of Telecommunications Signals Passed Between Elements of a Telecommunications Network" [pending in UK: # ] 3 / 10

4 43. Patent US#6,181,710 "Integrated Element Manager and Integrated Multi-Services Platform" 44. Patent US#6,600,815, UK: # "Telephone Network Access Adapter" 45. Patent US#7,643,434, on VPN Management in MPLS/IP Networking 46. Numerous courses and papers for CellStream clients under non-disclosure. PROFESSIONAL EXPERIENCE CellStream, Inc., Plano, TX Apr 98 - Present President & Founder Provide international and domestic telecommunications consulting and training services to major communications corporations. Areas of expertise are in Telecommunications Systems and Technologies, Security, Transmission, Switching and Access systems. The focus of this expertise is in the Software and Computing technologies implemented in complex systems and networks including network configuration, advanced packet technologies (data, voice, and video), technology training, program/business development, documentation of new advanced products, program management and engineering support solutions. Provide international and domestic telecommunications training seminars (usually 2 or 3 day, hands-on), public and private, in key subject areas: ATM, IP, MPLS, MPLS-TP, AToM, GMPLS, IP over Optical Networking, Voice over IP, Traffic Engineering, QoS and others. Author of numerous instructional/technical courses and hands-on lab subjects. Generate white paper and technical documentation using state of the art tools and methods. Provide consulting and testifying 4 / 10

5 expert witness services in areas of intellectual property, telecommunications, and systems (hardware and software) engineering and design in the following legal matters: - Alcatel v. Cisco, Cisco v. Alcatel, Alcatel v. Cisco (cases involving a) the alleged stealing of intellectual property, trade secrets and software code, b) anti-trust - BMC Software v. Crabby Hacker of the hacker (case involving the alleged stealing of software code) DSC Communications Corporation, Plano, TX Feb 97 Apr 98 Senior Director ATM/Frame Relay Group Primary responsibility to develop ATM/Frame Relay program with rapid cycle time focus while minimizing expenditures using object oriented design and processes. Responsible for program plan, team assembly, and product P&L. Delivered proof of concept on schedule/budget and product/ network management approach that has been demonstrated to fully align to customer network requirements and desires. Mastered ATM/Frame Relay voice and data interworking requirements and assisted in establishment of OEM arrangements and agreements for software, hardware and partner corporations. Considered the primary program architect for the project. 5 / 10

6 DSC Communications Ltd., Feltham, Middlesex, UK Dec 95 - Feb 97 Senior Director Engineering Promoted to lead and manage a major engineering program for Wireless Local Loop product with staff of 70 people including hardware, software, RF, systems engineering, test and 'greenfield' operations. Assignment was an expatriate based in the United Kingdom. Product is point to multipoint CDMA/spread spectrum technology based telephony bypass utilizing latest custom ASIC, processor and DSP technologies and OO software design. Successfully gained British Telecom acceptance of product leading to orders in excess of $90M. Instituted new methodologies for project/program performance tracking based on cycle time performance demonstrating time and cost to complete metrics. Produced a product future vision concept and program plan including a number of patents in this area of technology. DSC Communications Corporation, Plano, TX Aug 94 - Dec 95 Program Director 6 / 10

7 Promoted to Director to be primary program manager in a rapid development project to produce an international Access Division Digital Loop Carrier product: Litespan 120. Primary contributor in developing product definition, product launch, rollout plans, P&L forecasting, project and business plans. The product was a 120 line primary MUX/ODLC product with electrical and optical network interfaces using V5.1 concentration techniques. Record of program delivery on-schedule, under budget. Resulted in initial sales in excess of $4.5M. DSC Communications Corporation, Plano, TX Mar 92 - Aug 94 Senior Product Manager Promoted to Senior Manager responsible for all project and program management on Integrated Multiservice Transport Node (imtn 4/3/1/0 cross connect program using full custom ASIC and OO design using SmallTalk). Acted as primary interdepartmental Launch Team chairperson. Led to a Co-chair Technical and Program Committee position with two international collaborations for combined SDH and SONET standards. Delivered initial international customer for the product and managed a collaboration with UK based company to provide network solution. Developed and implemented Product Life Cycle Process. Primary interface to Bellcore for Technical Auditing/Analysis. 7 / 10

8 DSC Communications Corporation, Plano, TX May 89 - Mar 92 Product Manager Responsible for DEX ECS3 (3/3 cross connect) and DEX ECS1 (3/1 cross connect) products. Successfully attained product acceptances at MCI and other major carriers and RBOCs. Managed cost reduction and feature enhancement projects. Responsible for all project/program status and performance and customer interface to development organizations. Architect of plans to reduce inventory 60% improved cycle times by 200%. Reuters Information Services, Los Angeles, CA Oct 86 - May 89 Regional Manager Directed all Field Service, Customer Service, and Data and Voice Network Operations activities for the North American Western Region supervising a staff of twenty-one. Established 24-hour 8 / 10

9 service procedures and customer contracts. Developed strategies and technical implementations for private CATV Broadband network in downtown San Francisco. Created and implemented fully automated trouble reporting system. Implemented new point-to-point based digital data network replacing loop-based system improving availability. Reduced costs, improved service quality by reported 100%. Equatorial Communications Company, Mountain View, CA Aug 79 - Oct 86 Satellite Network Supervisor/Engineer Conducted the initial design and installation of the Satellite Network Control Center specializing in VSAT spread spectrum technology. Established and composed all Standard Operating Procedures for the two-way communications networks operating on Galaxy and Westar satellites. Moved up the technical ladder through the following positions (latest to earliest): Network Supervisor, supervised controllers, engineers, and support personnel in high pressure environment; Product Support Specialist, providing training/support to nationwide service organization, composed service manuals and methods of procedure, developed and engineered two RF products for the company; Senior Field Engineer, served as lead engineer for eastern region, implemented MTBF failure tracking system and Mean Time to Respond goals and measurement system for field service operations; Field Engineer, responsible for 101 accounts including multi-user CPM systems, satellite earth station service and installation. 9 / 10

10 EDUCATION/CERTIFICATION - University of Hartford, West Hartford, CT Electrical Engineering - University of Colorado, Boulder, CO Communications Technology Analyst Certification - National Association of Communications Systems Engineers - NTT1 Certification - Cisco Systems CCNA Certification (expired) - Cisco Systems MPLS Certification (current) PROFESSIONAL ASSOCIATIONS - Member of KIWANIS International - Member of the National Management Association; Management Skills Certificate in Member of the International Who's Who of Entrepreneurs /99/00/01 10 / 10

THE MPLS JOURNEY FROM CONNECTIVITY TO FULL SERVICE NETWORKS. Sangeeta Anand Vice President Product Management Cisco Systems.

THE MPLS JOURNEY FROM CONNECTIVITY TO FULL SERVICE NETWORKS Sangeeta Anand Vice President Product Management Cisco Systems October 20, 2003 1 Agenda Introducing the Full Service Network The MPLS Journey