1. 21 June 2001ITSSC, Oxford1 SuperJANET4: what’s it for? Bob Day Network Development Director UKERNA

2. 21 June 2001ITSSC, Oxford2 Agenda SuperJANET4 technology applications and their challenges the Thames Valley Network

3. 21 June 2001ITSSC, Oxford3 Technology

4. 21 June 2001ITSSC, Oxford4 SuperJANET4 key features new national backbone 2.5 Gbit/s connects regional networks supplied by WorldCom IP service run by UKERNA using Cisco routers in operation since January 2001

5. 21 June 2001ITSSC, Oxford5 Scottish Interconnect YHMAN NORMAN Thames Valley South Wales SWERN LeNSE Kentish MAN LMN EMMAN EastNET US LINX TEN-155 NNW N.I. MAN MidMAN C&NL MAN North Wales SuperJANET4 architecture … GlasgowEdinburgh Warrington Leeds Reading London Bristol Portsmouth

6. 21 June 2001ITSSC, Oxford6 1999 20012002 155 Mbit/s 2.5 Gbit/s 2 x 10 Gbit/s Bandwidth in the backbone bandwidth growing 5-10 times faster than traffic annual cost  constant

7. 21 June 2001ITSSC, Oxford7 Transmission technology Wave Division Multiplexing (WDM) “something for nothing”

8. 21 June 2001ITSSC, Oxford8 Consequential costs costs of switching IP traffic impact on regional feeder networks impact on university networks bandwidths > 1 Gbit/s e.g 10 Gbit/s Ethernet high bandwidth beyond the laboratory and classroom?

9. 21 June 2001ITSSC, Oxford9 WDM development 2.5 Gbit/s/colour 16 colours 40 Gbit/s total 40 Gbit/s/colour 80 colours 3.2 Tbit/s total WorldCom: March 2001

10. 21 June 2001ITSSC, Oxford10 Applications

11. 21 June 2001ITSSC, Oxford11 Education “lifelong learning” social inclusion national competitiveness  distance learning multimedia (video) access technologies location independence

12. 21 June 2001ITSSC, Oxford12 better collaborative working processing massive datasets particle physics astronomy earth sciences genomics need to share data and processing Gigabytes  Petabytes Research

13. 21 June 2001ITSSC, Oxford13 Which comes first? postulate: bandwidth will drive the development of applications — “because it’s there” the network provider’s job: to provide the right environment

14. 21 June 2001ITSSC, Oxford14 Key technology areas the IP “quality of service” paradox access technologies user authentication and authorisation efficient network delivery of large amounts of content

15. 21 June 2001ITSSC, Oxford15 The challenge … technology will drive applications bandwidth, bandwidth, bandwidth … university network services will need to respond campus infrastructure remote broadband access technology support

16. 21 June 2001ITSSC, Oxford16 The Thames Valley Network

17. 21 June 2001ITSSC, Oxford17 Thames Valley Network Reading C-PoP Reading University Oxford Ox. Brookes RAL UKERNA 622 Mbps test-bed

18. 21 June 2001ITSSC, Oxford18 How many things can go wrong? the weather … the PTOs … other people’s ducts … the over-eager mole … the parish council … Moral: Never Build A Network In Your Own Back Yard!