JANET – The UK’s Education and Research Network Tim Kidd Production Services Director UKERNA Topics • Who and what is JANET? • JANET Services • JANET Developments • Challenges • SuperJANET5 UKERNA: basic facts • UK Education & Research Networking Association • not-for-profit company (limited by guarantee) • operated as a public-sector organisation • headquarters: Oxfordshire • administration, management, customer service, security, development … • around 90 staff • other network operations via University of London UKERNA objectives Advancing and supporting the UK’s education and research network “To take responsibility for the networking programme of the education, learning and research communities in the United Kingdom; and to research, develop and provide advanced electronic communication facilities for use within these communities, and to facilitate the electronic connectivity of these communities to external third parties.” Funding and Organisation Government Funding Higher Education Further Education Research Funding Councils Funding Councils Councils Joint Information Systems Committee ICT teaching, Online Network learning and Information Infrastructure research Services JANET The Dawn of JANET Late 1984 Late Early Early 1970’s 1980’s 1990’s 1991 JANET Born X.25 network X.25 network JANET IP Pilot X.25 network 2Mbit/s backbone 8Mbit/s backbone (over X.25) Serving 50 64kbit/s access 2Mbit/s access Within 10 months Sites @9.6kbit/s 200 sites IP traffic dominated Regional Research Research & HE Networks JANET comes of age 1992 1995 Late 2001 2006 1990’s SuperJANET4 SuperJANET5 SuperJANET SuperJANET II SuperJANET III 34Mbit/s & IP over ATM General b/w upgrade 10Gbit/s core SMDS network 155Mbit/s & 34Mbit/s 155Mbit/s to 2.5Gbit/s Backbone Links to MANs Further Education MANs created More MANs Connected created Schools Networks Connected What is JANET? • 19 regional networks. • 10Gb core across UK. • >20Gb external connectivity. • ≈1,000 sites. Who Is Allowed To Connect? • Higher Education Institutions • Further Education Colleges • Research Council Establishments • Schools (collectively or individually) • Other organisations where there is clear benefit to HE, FE or RC community. Current Connections 213 Higher Education 591 Further Education (16+) 40 Research establishments 62 Self funded 74 Local Education Authorities (collections of schools) 980 The JANET community • JANET available to ACL 18M+ users in education • primary and secondary schools HE/FE schools • higher and further education • lifelong learning programmes Relative sizes of sectors: from funding body statistics on staff & student numbers Network Infrastructure ScotIX Glasgow Edinburgh Global internet Manchester Leeds Co-lo LINX MaNAP Reading London Europe Co-lo research Bristol Portsmouth Co-lo Off net Topics • Who and what is JANET? • JANET Services • JANET Developments • Challenges • SuperJANET5 Network Services Security Video Conferencing Usenet Advisory News Web Services Mail Support Network Nameserver Monitoring xxxxx-xxxxxxx Xxxxx Xxxxxx College Other Services Training Workshops & conferences Customer Service IP address allocation Documentation Domain registration Topics • Who and what is JANET? • JANET Services • JANET Developments • Challenges • SuperJANET5 Developments Network IPv6 Access Video Conferencing Multicast IP QoS UKLight • e-science: huge end-to-end data flows • Will this be possible with IP networks? • UKLight project: • End-to-end Gbps bandwidth • Ultimate goal: application-controlled switching of WDM wavelengths • First steps: electrical multiplexing applications proof-of-concept • Early adoptors • Particle Physics - high performance data transfer • Radio Astronomy - very long baseline interferometry (near-real-time data transfer) • Distributed HPC & visualization International Network UK Access Network UKLight London NetherLight StarLight Amsterdam Chicargo UK Access Network Glasgow Edinburgh Cambridge University Manchester Leeds Manchester University Reading London London UKLight Bristol Portsmouth Jodrell Bank JIVE Dwingeloo Netherlands Glasgow Edinburgh NNW Manchester Leeds SurfNet Reading London GÉANT Bristol Portsmouth Joint Institute for Very Long Baseline Interferometry in Europe Topics • Who and what is JANET? • JANET Services • JANET Developments • Challenges • SuperJANET5 Services – challenges • Change in community. • Increasing demand for services that we have not previously provided (e.g.): • web mail, filtering and hosting; and • off-site resolver. • Increasing emphasis on security services: • security health check; • central e-mail testing; and • site incident investigation service. Challenges… • Connection of Adult Community Learning community. • Connection of schools. Education networks 10 regional networks 144 local education authority networks Scottish Schools Digital Network – built over SuperJANET in Scotland – 32 local authority networks Lifelong Learning Network Wales – attached to SuperJANET in Cardiff – 22 unitary authority networks Challenges… • Connection of Adult Community Learning community. • Connection of schools. • Upgrade of FE community. • Reliability • Change in use of internet by HE and FE • Critical to the business 100 200 300 400 500 600 700 800 900 0 TBytes May-99 Aug-99 Nov-99 Feb-00 External May-00 Institutions Aug-00 SJ4 Nov-00 Feb-01 May-01 Aug-01 Month Nov-01 break Feb-02 Summer May-02 Aug-02 JANET Usage Nov-02 Feb-03 May-03 Aug-03 Nov-03 Feb-04 May-04 Availability (%) 99.1 99.2 99.3 99.4 99.5 99.6 99.7 99.8 99.9 100 Feb-01 Apr-01 Jun-01 Aug-01 Oct-01 Dec-01 Feb-02 Apr-02 Jun-02 Aug-02 Oct-02 Dec-02 Feb-03 Apr-03 Jun-03 Aug-03 Availability to Institutions Oct-03 Dec-03 Feb-04 Apr-04 Jun-04 Aug-04 It’s not always easy… RAL Oxford What we thought we had… Reading C-PoP It’s not always easy… RAL Oxford What we actually had… Reading C-PoP It’s not always easy… RAL Oxford What we ended up with… Reading C-PoP Ingenuity Award 2004 Ingenuity Award 2004 Ingenuity Award 2004 Reliability – programmes… • Replace as much microwave as possible. • Back-up links. • Enhance regional infrastructure. Topics • Who and what is JANET? • JANET Services • JANET Developments • Challenges • SuperJANET5 SuperJANET5 Requirements Reliability improve by building in more end-to-end across JANET resilience Scalability ability to increase bandwidth at controllable cost Separability protection of interests of teaching & learning and research sectors Flexibility responsiveness to additional network service requirements Visibility controlled access to network monitoring and measurement information by end users An overall architecture requirements to be served network service commodity use e-science R&D development IP production network test- test- bed(s) bed(s) special purpose bandwidth flexible transmission platform From requirements to solution Reliability • minimise single points of failure • reduce components and complexity Scalability • UKERNA control of costs of adding large amounts of bandwidth when needed Separability • configure parallel purpose-built networks via control at transmission-level Flexibility • UKERNA ability quickly to change configuration of network when needed Key objective … flexible transmission platform UKERNA-controlled transmission platform • visibility to UKERNA in day-to-day operation • capacity planning and cost control by UKERNA • early adoption of new optical technologies, as and when these arrive Procurement options UKERNA effort & resource Backbone Service Components • building block: raw bandwidth channels • 2.5Gbps / 10Gbps or subdivisions (e.g. 1G Ethernet / 155Mbps) – 40Gbps in the future • IP production service built over channels • other services also built over separate channels • e.g. high-capacity bandwidth channels: – Regional Network/Regional Network or – RNO/international (UKLight integration) SuperJANET5 transmission RN Collector Arc RN Core RN Network RN RN RN Connection to a RN RNO equipment UKERNA equipment typically single campus – Regional aim for building Network and electricity supply diversity RNO premises IP architecture UKERNA reductions in: • complexity • cost Regional Core Network Network less time: • to roll out software upgrades • taken for “at risk” periods Procurement & rollout timetable Supplier Select Contract negotiations Issue ITT supplier in place Oct 04 Jan 05 May 05 Sept 05 Dec 05 Infrastructure Launch procurement Launch Contract procurement In place Transmission Jun 05 Dec 05 equipment Launch contract procurement In place IP routers Oct 05 Mar 06 Transmission Start transition infrastructure SJ4 to SJ5 Rollout Jan 06 Mid 06 Dec 06 IP Routers SJ4 closes The market challenge … value-added services Telco. IP routing service UKERNA transmission service UKERNA ?? Telco. fibre infrastructure Conclusion • JANET’s community is growing and providing new challenges. • SuperJANET5 will prepare us for the next stage of growth in JANET. • There’s lots going on!
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