Year 2012
Publications and White Papers (most recent first)
- ICSU Grant Progress Report, see section 3 on PingER.
- PingER status report Jun 2012, for eGYAfrica
- International Committee for Future Accelerators - Standing Committee on Inter-Regional Connectivity (ICFA-SCIC) 2012 Report on Networking, compiled by Les Cottrell, Shawn McKee and Amber Zeb on behalf of the working group, January 2012.
Talks (most recent first)
- Visiting Dignitories, Les Cottrell, presentation to CIO 8/22/2012.
- Network Roadmap, presented by Antonio Ceseracciu to OCIO management.
- PingER: getting a lot from a simple utility, Les Cottrell, Summer 2012 Joint Techs, Stanford CA, July 16, 2012
- SLAC Networking July 2012, Les Cottrell, presenttaion for the SLAC CIO, July 2012
- SLAC Telecommunications July 2012, Les Cottrell, presentation for the SLAC CIO, July 2012
- MOU between SLAC & the University of Malaysia in Sarawak (UNIMAS), presentation by Les Cottrell to SLAC CIO, June 15, 2012.
- ESnet VPN Survey Nov 2011, Les Cottrell and Guillaume Cessieux, presented at the ESCC Meeting, Baton Rouge, Jan 2012.
- SLAC Security Compromise - 1998, prepared by Les Cottrell for ESCC
Year 2011
Publications and White Papers (most recent first)
International Committee for Future Accelerators - Standing Committee on Inter-Regional Connectivity (ICFA-SCIC) 2011 Report on Networking, compiled by Les Cottrell, Shawn McKee and Zafar Gilani on behalf of the working group, January 2011.
Talks (most recent first)
- Networking Retrospective presented by Les Cottrell at the 20 year HEPiX Anniversary Meeting, Vancouver, Oct 24-28, 2011.
- Network Roadmap & Re-architecture, Antonio Ceseracciu, presented at the SLAC Scientific Computing Subcommitte, October 6, 2011.
- Quantifying the worldwide Digital Divide: the emergence of Africa, Les Cottrell, ISPA/iWeek, Pretoria, S. Africa, Sep 21, 2011
- Table of Contents of Lectures by Les Cottrell at Ecole SIG on Nouvelles Technologies en Democratic Republic Congo, 12-17 Septembre, Organisee par l’Universite de Kinshasa
- The Internet: where did it come from, what are the challenges (English, French)).
- Internet, how is it performing (English, French).
- Cell phones, how do they work (English, French).
- Smartphones and other mobile computers (English, French).
- Network Problem Diagnosis for non-networkers.
- Pinger Case Studies.
- IPv6 at SLAC Les Cottrell, August 2011
- SLAC Remote Access VPN over SSL Dan Sneddon Aug 2011.
- SLAC Computing Highlights presented by Les Cottrell to the Silicon Valley Tour Group, May 13, 2011.
- Quantifying the Worldwide Digital Divide: The Emergence of Africa, Presented by Les Cottrell at the American Physical Society annual meeting, Anaheim, April 30-May 2nd 2011
- Audio and Web Conferencing via ReadyTalk, presented by Les Cottrell at the SLAC IT division all hands, April 26, 2011.
- PingER end to end Internet measurements: what we learn, presented by Les Cottrell at the OARC/TechDay for the ICANN San Francisco March 7th, 2011
- PERN Network Analysis, 2010-1011, presented to PERN March 2nd 2011.
- SLAC's Networks, prepared by Les Cottrell for Kimberly Clarke visitors to SLAC, March 2011
- Monitoring the World's Networks, prepared by Les Cottrell, Zafar Gilani, presented to ICFA by Harvey Newman, February 2011.
- IP Address Management Survey, December 2011, Les Cottrell, ESnet meeting Clemson university February 2011.
Year 2010
Publications and White Papers (Most recent first)
- The Internet, Mobile Computing and Mobile Phones in Developing Countries, Les Cottrell prepared for book "m-Science Sensing, Computing and Disseminaton" ISBN 92-95003-43-8 published by ICTP Trieste, November 2010.
- Evaluation of IP Geolocation Algorithms on PingER and PlanetLab Infrastructures , by Fida Gilani et. al. submitted to IEEE INFOCOM 2011 july 30, 2010
- International Committee for Future Accelerators - Standing Committee on Inter-Regional Connectivity (ICFA-SCIC) 2010 Report on Networking, compiled by Les Cottrell, Fahad Satti, Shawn McKee and Umar Kalim on behalf of the working group, January 2010.
Talks (Most recent first)
- African Internet Performance, Fibres and the Soccer World Cup, prepared by Les Cottrell, presented at the eGYAfrica conference, Accra, November 2010.
- China Internet Connection from the Opening Session of China 2.0: The Rise of a Digital Superpower, Beijing and Stanford, Ocober 18-19, 2010
- Monitoring the World's Networks, Harvey Newman and Les Cottrell, Slides prepared for CHEP10, in Taipei, Taiwan October 2010
- Collaborative DOE Network Monitoring, Yee-Ting Li, DoE Annual Review, LBNL, October 5-6 2010.
- African Internet Performance, Fibres and the Soccer World Cup, Les Cottrell, lecture presented at SPACE Weather School: Basic theory & hands-on experience, University of Helwan / Egypt, Sept 18 – Oct 3, 2010
- Syllabus of Egyptian lectures
- Internet History and needs, Les Cottrell, lecture presented at SPACE Weather School: Basic theory & hands-on experience, University of Helwan / Egypt, Sept 18 – Oct 3, 2010
- How is the Internet performing, Les Cottrell, lecture presented at SPACE Weather School: Basic theory & hands-on experience, University of Helwan / Egypt, Sept 18 – Oct 3, 2010
- Cell Phones, Les Cottrell, lecture presented at SPACE Weather School: Basic theory & hands-on experience, University of Helwan / Egypt, Sept 18 – Oct 3, 2010
- Smart Phones and other mobile computers, Les Cottrell, lecture presented at SPACE Weather School: Basic theory & hands-on experience, University of Helwan / Egypt, Sept 18 – Oct 3, 2010
- Network Problem diagnosis for non-networkers, Les Cottrell, lecture presented at SPACE Weather School: Basic theory & hands-on experience, University of Helwan / Egypt, Sept 18 – Oct 3, 2010
- Network Measurements, Les Cottrell, lecture presented at SPACE Weather School: Basic theory & hands-on experience, University of Helwan / Egypt, Sept 18 – Oct 3, 2010
- Geolocation, Les Cottrell, lecture presented at SPACE Weather School: Basic theory & hands-on experience, University of Helwan / Egypt, Sept 18 – Oct 3, 2010
Year 2009
Publications and White Papers (Most recent first)
- eGy-Africa: Addressing the digital divide for science in Africa, C. E. Barton, C. Amory-Mazaudier, B. Barry, V. Chukwuma, R. L. Cottrell, U. Kalim, A. Mebrahtu, M. Petitdidier, R. Rabiu and C. Reeves, Russian Journal of Earth Sciences, Vol 11, ES1003, Doi: 10.2205/2009ES000377, 2009, published 24, November 2009. Also SLAC-PUB 13852.
- International Committee for Future Accelerators - Standing Committee on Inter-Regional Connectivity (ICFA-SCIC) 2009 Report compiled by Les Cottrell and Umar Kalim on behalf of the working group, January 2009.
Talks (Most recent first)
- How does the Internet Work (ppt, video) Les Cottrell, Lecture 1 presented at the Workshop on Scientific Information in the Digital Age: Access and Dissemination ICTP, Trieste, Italy October, 2009.
- How is the Internet Performing (ppt, video) Les Cottrell, Lecture 2 presented at the Workshop on Scientific Information in the Digital Age: Access and Dissemination ICTP, Trieste, Italy October, 2009.
- Network Measurements (ppt, video) Les Cottrell, Lecture 3 presented at the Workshop on Scientific Information in the Digital Age: Access and Dissemination ICTP, Trieste, Italy October, 2009.
- Measuring the Digital Divide (ppt, video), Les Cottrell, Lecture 4 presented at the Workshop on Scientific Information in the Digital Age: Access and Dissemination ICTP, Trieste, Italy October, 2009.
- African Internet Performance, Fibre and the Soccer World Cup , Les Cottrell & Umar Kalim, Internet2 Africa Regional Interest Group meeting, Monday 5th October 2009, San Antonio, Texas..
- New E. Coast of Africa Fibre Les Cottrell and Umar Kalim, presentation to the International Committee on Future Accelerators, August 2009.
- eGY-Africa: addressing the digital divide for science in Africa presented Charles Barton, Monique Petitdidier and Les Cottrell, presented in Moscow, at the eGY international conference in Pereslavl-Zalessky, June 3-6, 2009 and CODATA TG meeting "eGY Earth and Space Science Data Interoperability" June 1009.
- African Internet Performance. How Bad is it? What Can be done? Presented by Les Cottrell at the IHY Africa/SCINDA 2009 Conference, Livingstone, Zambia, 7-12 June 2009.
- Digital Divide Afria, eGY and the way Forward by V. Chukwuma, B Rabiu, M Petitdidier, L Cottrell, C. Barton, presented at IHY Africa 2009, Livingstone, Zambia June 2009.
- Internet Performance to Africa and the Rest of the World (long version), presented by Les Cottrell at the International Center for Theoretical Physics, Trieste April 24th , 2009,
- Internet Performance to Africa and the Rest of the World, presented by Les Cottrell at the European Geosciences Union General Assembly session on African Cyberinfrastructures, Vienna, Austria April 22, 2009.
- eGY-Africa: addressing the digital divide for science in Africa, Charles Barton, Australian National University, Monique Petitdidier, CETP/CNRS, France, Les Cottrell, Stanford Linear Accelerator Center, USA, Peter Fox, RPI, Troy, USA, presented at the European Geosciences Union General Assembly session on African Cyberinfrastructures, Vienna, Austria April 22, 2009.
- Significance of the PingER project and its application to Pakistan Education Research Network (PERN), presented by Umar Kalim to PERN - Special Interests Group on Network Monitoring, 8th April, 2009, Higher Education Commission of Pakistan, Islamabad.
Year 2008
Publications and White Papers (Most recent first)
- Mapping the Digital Divide, from Symmetry Magazine, Sept 2009
- Digital Divide in Sub-Saharan African Universities: recommendations and monitoring, by B. Barry, M. Petitdidier, L. Cottrell, C. Barton for the IST-Africa conference and exhibition , May 07-09, 2008 Windhoek, Namibia. Also SLAC-PUB 13853.
Talks (Most recent first)
- Digital Divide in Sub-Saharan African Universities: recommendations and monitoring, by B. Barry, M. Petitdidier, L. Cottrell, C. Barton for the IST-Africa conference and exhibition , May 07-09, 2008 Windhoek, Namibia.
- Digital Divide, eGY Africa and the Way Forward, Victor Chukwuma, Babatunde Rabiu, Monique Petitdidier, Les Cottrell, Charles Barton.
- Measuring the Digital Divide , Presentation by Les Cottrell to Princess Sumaya of Jordan on the occasion of her visit to SLAC, January 18, 2008.
- SLAC Network Architecture, by Gary Buhrmaster for the ST&E Review.
Year 2007
Publications and White Papers (Most recent first)
- Quantifying and Mapping the Digital Divide from an Internet Point of View, R. Les Cottrell, Shahryar Khan, Jerrod Williams, Akbar Mehdi, Umar Kalim, Arshad Ali, Asian Applied Computing Conference (AACC) Dec 13-15, 2007,Khatmandu, Nepal also SLAC-PUB-13398, Dec 2007
- Bridging the Digital Divide, by Phil Charles of the South Africa Astronomy Observatory, SAAO Publication No. 2308 = Quest article
- Network Weather Forecasting for Management and Analysis of Global Grid and Internet End-to-end (MAGGIE) Performance, thesis of Fareena Saqib
- TULIP (Trilateration Utility for Locating IP hosts) - A delay based solution
- Quantifying the Digital Divide: A Scientific Overview of Network Connectivity and Grid Infrastructure in South Asian Countries, S. Khan, R. L. Cottrell, U Kalim, A. Ali, CHEP07. Also SLAC-PUB 12581 and Journal of Physics: Conference Series. Poster
- ICFA SCIC 2008 Report
- MAGGIE-NS: Annual Progress Report 2007
Talks (Most recent first)
- Internet Connectivity in Africa, presented by Les Cottrell at the Internet and Grids in Africa: An Asset fro African Scientists for the Benefit of African Society, 10-12 December 2007, Montpellier France.
- Internet View of the Digital Divide, Especially for Sub-Saharan Africa, presented by Les Cottrell at the IHY Africa Workshop 11-16 November 2007, Addis Ababab, Ethiopia.
- Quantifying the Digital Divide: Latin America, S. Asia, Africa, presented by Les Cottrell at the ICFA Workshop on Digital Divide Issues for Global e Science, Mexico City Oct 24-27, 2007
- Locating Hosts by TULIP, presented by by Les Cottrell at the Internet2 Fall members Meeting, San Diego October 8, 2007.
- TULIP (Trilateration Utility for Locating IP hosts), presented by Faran Javed
- Quantifying the Need for Improved Network Performance for S. Asia, Les Cottrell, Shahryar Khan, I2 Planning Meeting: Enhancing Research & Education Connectivity to and within S. Asia, Arlington VA, US April 26, 2007
- Lessons Learned Monitoring, Les Cottrell at the ESnet R&D Workshop at Arlington VA, US, April 23,2007.
- Quantitative Measurement of the Digital Divide, Les Cottrell, Shahryar Khan, presented at the April APS meeting, Jacksonville Florida April 15, 2007
- MAGGIE NIIT-SLAC On Going projects, presented by Adnan Iqbal
- Next Generation Network Monitoring, by Les Cottrell
- PingER project, perfSONAR, proposal of NIIT, SLAC and PERN for HEC, presented by Les Cottrell to Anwar Anjad head of PERN, Pakistan, Martch 16, 2007
- Visualilzing the Digital Divide from an Internet View and Some Challenges, prepared by Les Cottrell, Umar Kalim, Shahryar Khan and Akbar Mehdi for the COMSATS University, Islamabd, Pakistan
- Stanford University, SLAC, NIIT, The Digital Divide and Projects, given by Les Cottrell to the NIIT undergradates March 15, 2007.
- Next Generation Network Monitoring for Pakistan, A Proposal, presented by Les Cottrell and Arshad Ali to Prof. Dr. Atta-ur-Rehman, chairman of the Higher Education Commission, Pakistan
- The Digital Divide, by Les Cottrell, Shahryar Khan & Akbar Mehdi at the Qaid-e-Azam University Islamabad, Pakistan, March 2007
- Stanford University, SLAC and NIIT, by Les Cottrell at the NIIT Convocation dinner March 9, 2007
- Testing TCP in the WAN presented by Yee-Ting Li, Microsoft TCP Workshop, 5th-6th February 2007, Microsoft, Redmond, WA.
Photos
- NIIT 2007 Convocation
- APS April17, 2007
- Umar's visit to San Francisco and Muir Woods
- Umar's visit to Monterey and San Juan Bautista
- Softec 2007 Award