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DISTANCE LEARNING AND THE INTERNET CONFERENCE “REACHING THE 31 st YEAR OF CAR” BANGKOK - THAILAND Global Development Learning Network “WORLD BANK’s EXPERIENCES.

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Presentation on theme: "DISTANCE LEARNING AND THE INTERNET CONFERENCE “REACHING THE 31 st YEAR OF CAR” BANGKOK - THAILAND Global Development Learning Network “WORLD BANK’s EXPERIENCES."— Presentation transcript:

1 DISTANCE LEARNING AND THE INTERNET CONFERENCE “REACHING THE 31 st YEAR OF CAR” BANGKOK - THAILAND Global Development Learning Network “WORLD BANK’s EXPERIENCES AND OUTLOOK” Le Vu TOKYO DEVELOPMENT LEARNING CENTER TOKYO

2 PART 1 THE CONTEXT: DEVELOPMENT LEARNING

3 The World Bank yesterday launched a telecommunications system … … spanning multiple time zones, overcoming technology gaps, and encompassing many points of view … "We are using technology to ensure that everyone has equal access to knowledge." The number of sites equipped with DLCs expected to increase to 50 countries by 2002. back in the year 1997 Using interactive video, electronic classrooms, satellite communications and internet facilities to help break down the digital divide …

4 A KNOWLEDGE BANK BETTER AID FOR A BETTER FUTURE –Knowledge development and dissemination within the Bank –Knowledge development and dissemination within partner countries –Knowledge Development between countries

5 “ our services will be increasingly in the area of the application of global know-how to local needs ” “ this is not a university – rather it is a “ brain trust ” of applied experience ” “ We aim to be faster, better, and cheaper. “ “ Delivering, expanding, and testing this knowledge is the most important part of our work. “ World Bank President Zoellick in his “ 100-day speech ” … relevant today 2007 - not just any knowledge applied just-in-time

6 ISG WBI ECA EAP MNA multiple networks, 100+ centers, ±500 PoPs?

7 HOW TO BRIDGE DISTANCE AND TIME High-speed, reliable network of regional satellites, fiber and the Internet A network of 3 satellites serves GDLN sites in Africa, Asia, Europe, Latin America and the Caribbean, and the Middle East Internet and Internet 2 access to over 120 Countries

8 DLC IN NINGXIA (CHINA) Over CERNET “ I have the money and the resources to build schools, but I cannot get the best of my teachers to go to the rural areas. ” — Minister Xiang, Minister of Finance

9 KABUL GDLN CENTER: OFFERINGS IN: Health & education Public sector management Financial management

10 ACTIVITIES Managing public expenditure Judicial reform E-commerce, e-government Hospital management Indigenous profiles Municipal management Intellectual property rights Agricultural technology and productivity Child protection Citizen participation in national policy dialogue Anti-corruption and transparency Disaster management

11 PART 2 THE CONTEXT: GLOBAL NETWORK

12 Multi-point: multi-way real-time video communications between multiple DLCs VIDEO-CONFERENCING Point-to-point: two-way real-time video communications between two DLCs Broadcast: one-way video communications between central site and multiple sites ( Webcast )

13 NETWORK DESIGN PRINCIPLES Automated capacity distribution between services Full independence from local infrastructure Dynamic satellite resources allocation Dynamic Internet 2 resource allocation Simple upgrade and re-engineering

14 IP VIDEO Room based videoconferencing systems H.323 based videoconferencing 256Kbit/s per call G.711 for audio (64Kbits/s) H.261 for video (~180 Kbit/s)

15 DL CENTERS INFRASTRUCTURE SYNCHRONOUS ROOM …..…………….. 1…………………………………………..301 ………......…. 30 7206 Router ASYNCHRONOUS ROOM FIRE WALL COMM HUB Presentation Server TEACHING CENTER PBX DATA, VOICE & VIDEO Satellite Station DATA, VOICE & VIDEO Satellite Station 3745 Router T.120 Server H.323/H.320 Video Bridge H.323 Video Codex PBX Production Studio COMM HUB T.120 Server H.323 Video Codex LMS Server PC LMS Server

16 (Dedicated Links) PAMA (Virtual DAMA Links) DAMA HEADQUARTERS (Virtual DAMA Voice, Video and Data IP Channels) IP Over Asymmetrical SCPC INTELSAT’S DAMA NORTEL-DASA TDM/TDMA/FR FO DLC FO HEADQUARTERS GDLN GLOBAL NETWORK EVOLUTION STRATEGY UNIVERSITY NETWORK DLC INTERNET ISDN DLC

17

18 45Mbps OPTIONS INTERNET LEASED NETEORK LINES WB GDLN NREN (NATIONAL RESEARCH AND EDUCATION NETWORKS) 384/512Kbps/per GDLN Center I2 ISDN NETWORK 256Kbps/per GDLN Center GDLN CENTER GDLN CENTER..... GDLN CENTER GDLN CENTER..... GDLN CENTER GDLN CENTER..... GDLN CENTER GDLN CENTER.....

19 OPTIONS COMPARITION SERVICE SUPPORT QUALITYAVAILABILITYCOSTSISSUES PRIVATE NETWORK LINES multimediaexcellenthigh logistics ISDN NETWORK videovery goodmediumvery highstandardization INTERNET datagoodhighlowIntergrated IP solutions I2multimediasuperbvery lowlow?slow emerging

20 MULTIMEDIA MULTIPLEXING SOLUTION INTERNET ONE PROTOCOL - IPv4 INTERNET TWO PROTOCOL - IPv6 SERVICE SUPPORT Originally Designed for Data Only Designed for Multimedia Applications ADDRESSING SPACE 32-bit Addresses128-bit Addresses ADDRESS SUPPORT cca 4 billion addressescca 340 trillion addresses SECURITY SOLUTION Security Solution s Applications Based Built-in Security Solution QUALITY OF SERVICE (QoS) Only Implemented on dedicated Routes Built-in QoS STATUS existingSlowly Emerging INTRA- COUNTRY INTERNET 2 SOLUTION

21 IN-COUNTRY IP BASED INFRASTRUCTURE SYNCHRONOUS ROOM …..…………….. 1…………………………………………..301 ………......…. 30 7206 Router ASYNCHRONOUS ROOM FIRE WALL COMM HUB Presentation Server TEACHING CENTER PBX DATA, VOICE & VIDEO NREN DATA, VOICE & VIDEO Local MCU 3745 Router T.120 Server H.323/H.320 Video Bridge H.323 Video Codex PBX Production Studio COMM HUB T.120 Server H.323 Video Codex WEBCT Server PC WBWBWBWB WB MCU W mmmmmmmmmmmm WASH DC MCU HUB INTERNET TDLC MCU

22 IP BENEFITS Single communications platform for multimedia Low operation and management costs Low communications equipment complexity (only router) Easy integration with in country networks

23 GDLN is the first world-wide Global Network fully IP based Videoconferencing ready State-of-art Technology and International Standards Fully connected to and compatible with Internet1 and Internet2 Flexible interface to clients Flexible for upgrade and grow Network is designed based on the traffic-flow pattern Providing services to GDLN’s business partners Broadcasting, Web streaming and content archiving 24x7 technical and operational support FACTS

24 LOW HIGH AVAILABLE Local Reliable Internet (IP) Customer Demand for DLC Services Costa Rica Guatemala Chile Peru Colombia Ecuador Honduras Mexico Nicaragua India Philippines Turkey (2) Lithuania Russia (2) Poland Switzerland Spain India (2) Korea Singapore Ukraine Egypt Mozambique Afghanistan Sri Lanka Dom. Republic Senegal Benin Ethiopia Cote D’Ivoire Bolivia Tanzania Ghana Uganda Thailand Jordan Saudi Arabia (2) Australia coming … Mauritania Mali Kenya China (3) Mongolia Brazil (3) Belgium Vietnam France E. Timor Independently DLCs In Network Purchasing partnership pay Intelsat's and MCI direct. Always connected to WB Network Fixed Network Cost because No local ISDN or IP alternative Low Customer Demand Find ways to increase and sustain high Demand over Internet 2 China, Indonesia, Australia, Eastern European, Latin America. Find local reliable ISDN & internet providers AVAILABLE DLCs co-located with WB CO’s VC Rides on local IP through WB Network. At marginal cost of WB network traffic Internet access locally provided (security) Independently DLCs Use local ISDN as needed To Plug into GDLN Network Pay market rate for ISDN Independently DLCs Increased in country network Increased reliance on Internet More and broader content offerings 1 23 4 DEMAND VS. OFFERING


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