Next Generation Networks In support of digital libraries Luis R. Furlán Member of the board, CLARA furlan@uvg.edu.gt
Yesterday s Internet 2
Yesterday s Internet Thousands of users 2
Yesterday s Internet Thousands of users Remote login, file transfer 2
Yesterday s Internet Thousands of users Remote login, file transfer Interconnect mainframe computers 2
Yesterday s Internet Thousands of users Remote login, file transfer Interconnect mainframe computers Applications capitalize on underlying technology 2
Today s Internet 3
Millions of users Today s Internet 3
Millions of users Today s Internet Web, email, low-quality audio & video 3
Millions of users Today s Internet Web, email, low-quality audio & video Interconnect personal computers and servers 3
Millions of users Today s Internet Web, email, low-quality audio & video Interconnect personal computers and servers Applications adapt to underlying technology 3
Tomorrow s Internet 4
Tomorrow s Internet Billions of users and devices 4
Tomorrow s Internet Billions of users and devices Convergence of today s applications with multimedia (telephony, video-conference, HDTV) 4
Tomorrow s Internet Billions of users and devices Convergence of today s applications with multimedia (telephony, video-conference, HDTV) Interconnect personal computers, servers, and embedded computers 4
Tomorrow s Internet Billions of users and devices Convergence of today s applications with multimedia (telephony, video-conference, HDTV) Interconnect personal computers, servers, and embedded computers New technologies enable unanticipated applications (and create new challenges) 4
Virtuality in Higher Education 5
Virtuality in Higher Education Today s Higher Education relies heavily on Electronic Networks Multimedia Digital Libraries Advanced Collaboration Mechanisms Multi-institutional alliances 5
Virtuality in Science: e-science 6
Virtuality in Science: e-science Today s Science requires a combined use of Great quantities of data compiled and stored in a distributed form High cost instrumentation must be shared Great computational power Cooperation between scientific groups that are globally dispersed 6
Characteristics of digital libraries 7
Characteristics of digital libraries Massive volumes of data Multimedia Full text books, articles Learning object repositories 7
Characteristics of digital libraries Massive volumes of data Multimedia Full text books, articles Learning object repositories Distributed 7
Examples 8
Examples BugScope 8
Examples BugScope Teacher s Domain 8
Examples BugScope Teacher s Domain World Digital Library 8
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Why a next generation Internet? 10
Why a next generation Internet? The Internet was not designed for: Millions of users Congestion Multimedia Real time interaction 10
Evolution of the next generation Commercialization Privatization Today s Internet Research and Development Source: Ivan Moura Campos Internet2 Partnerships 11
Characteristics of next generation networks 12
Characteristics of next generation Large bandwidth networks 12
Characteristics of next generation networks Large bandwidth Multicasting 12
Characteristics of next generation networks Large bandwidth Multicasting Quality of Service (QoS) 12
Characteristics of next generation networks Large bandwidth Multicasting Quality of Service (QoS) IPv6 12
THE RACE FOR THE MATRIX Here is how long it took to download the DVD version of the motion picture The Matrix using four common internet access lines and Internet2. Times are approximate. Large Bandwidth 6.4 hrs. 25 hrs. T1 Internet 2 30 segs. DSL/ Cable 74 hrs. ISDN 171 hrs. Modem 56Kb Source: Internet2 - John W. Fleming, Detroit Free Press 13
Multicasting 14
Multicasting Bandwidth conserving technology 14
Multicasting Bandwidth conserving technology Simultaneous delivery of a single stream of information 14
Multicasting Bandwidth conserving technology Simultaneous delivery of a single stream of information Applications Videoconferencing Distance Learning Distribution of Software 14
Quality of Service - QoS 15
Quality of Service - QoS Need for guaranteed bandwith Remote instrument control High quality Video Conferencing 15
IPv6 16
IPv6 IPv4 numbers have run out Private vrs Public Networks 16
IPv6 IPv4 numbers have run out Private vrs Public Networks New scheme gives virtually unlimited numbers 16
Europe - Geant2 17
USA - Internet 2 18
Latin America - RedCLARA US TIJ US MX MIA CU ES GT HN NI SV PTY CR PA CO VE AR: Argentina BO: Bolivia BR: Brazil CL: Chile CO: Colombia CR: Costa Rica CU: Cuba EC: Ecuador ES: Spain SV: El Salvador GT: Guatemala HN: Honduras MX: Mexico NI: Nicaragua PA: Panama PE: Peru PY: Paraguay US: United States UY: Uruguay VE: Venezuela EC PE SCL CL BO BUE AR PY UY SAO BR RedCLARA PoPs: BUE: Buenos Aires, AR MIA: Miami, USA PTY: Panama, PA SAO: Sao Paulo, BR SCL: Santiago, CL TIJ: Tijuana, MX 19
World Wide 20
World Wide 21
Caribbean initiative 22
Caribbean initiative Caribbean Knowledge Learning Network (CKLN) 22
An opportunity for development 23
An opportunity for development Next Generation Academic Networks are a necessity of Scientific Policy as well as Academic Development in a Society integrated to the Information Society. 23
An opportunity for development Next Generation Academic Networks are a necessity of Scientific Policy as well as Academic Development in a Society integrated to the Information Society. Networks like ALICE/CLARA, and the future CKLN, constitute an oportunity of development for Latin America and the Caribbean 23
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