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Networking from the UK Richard Hughes-Jones PPNCG

Networking from the UK Richard Hughes-Jones PPNCG. SuperJANET4 Upgrade. Core network running at 10 Gbit since July 02 Access links upgrades Newcastle Cardiff, Bristol 2.5Gbit Manchester 10 Gbit (Oct 02) Reading 622 Mbit (Oct 02) TVN now at 2.5 Gbit

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Networking from the UK Richard Hughes-Jones PPNCG

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  1. Networking from the UKRichard Hughes-Jones PPNCG ICFA SCIC Meeting CERN 28 Sep 02 R. Hughes-Jones Manchester

  2. SuperJANET4 Upgrade • Core network running at 10 Gbit since July 02 • Access links upgrades • Newcastle Cardiff, Bristol 2.5Gbit • Manchester 10 Gbit (Oct 02) • Reading 622 Mbit (Oct 02) • TVN now at 2.5 Gbit • SuperJANET backbone upgrade in Scotland complete ICFA SCIC Meeting CERN 28 Sep 02 R. Hughes-Jones Manchester

  3. AbMAN UHI Network Due Summer 2002 Clydenet FaTMAN EaStMAN NNW C&NL MAN University of Manchester connection to test-bed network 10Gbit/s multiplexed 4*2.5Gbit/s channels Glasgow Edinburgh NorMAN YHMAN North Wales MAN Warrington Leeds EMMAN MidMAN London EastNet Reading TVN Kentish MAN External Links University College London connection to test-bed network Bristol Portsmouth Northern Ireland LMN External Links South Wales MAN SWERN LeNSE ICFA SCIC Meeting CERN 28 Sep 02 R. Hughes-Jones Manchester

  4. International Connectivity • Global IP Access • KPNQWest – administration May 02 • Interim arrangement with Worldcom in place early June 02 • Accelerated procurement for Global IP transit in June 02 • Sprint & Level3 both at 2.5 Gbit • Research Link • Teleglobe ceased its voice and data services on 30th June 2002 • Following tests on 25th June the research traffic to Abilene and ESNET was transferred to the GEANT service ICFA SCIC Meeting CERN 28 Sep 02 R. Hughes-Jones Manchester

  5. International Connectivity Internet Worldcom London C-PoP Telehouse Internet Level3 Internet Sprint Reading C-PoP GE LINX TeleCity GEANT ICFA SCIC Meeting CERN 28 Sep 02 R. Hughes-Jones Manchester

  6. RAL-SLAC Rtt RAL to SLAC (14th August to 3rd September 2002) UK-FR-DE-Abilene UK-ESnet US-DE-FR-UK US-AT-CH-FR-UK US-DE-FR-UK US-UK US-AT-CH-FR-UK UK->US US->UK ICFA SCIC Meeting CERN 28 Sep 02 R. Hughes-Jones Manchester

  7. Connectivity to US ICFAMON Plot from RAL to SLAC for 24 Aug to 6 Sep 2002 • Very similar to Feb-Mar 02 plot • 150 s • Almost zero packet loss ICFA SCIC Meeting CERN 28 Sep 02 R. Hughes-Jones Manchester

  8. Connectivity to Europe ICFAMON Plot from RAL to CERN for 24 Aug to 6 Sep 2002 • Similar to earlier this year • Rtt variable, DESY similar ICFA SCIC Meeting CERN 28 Sep 02 R. Hughes-Jones Manchester

  9. Summary • UKERNA has maintained continuity of service despite changes in suppliers. • Performance delivered to user remained good. ICFA SCIC Meeting CERN 28 Sep 02 R. Hughes-Jones Manchester

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