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COST 257Final Seminar:Impacts of New Services on the Architecture and PerformanceofBroadband Networks Welcome to the May 2000

COoperation inthe field of Scientific and Technical Research COST May 2000

Austria TU of Vienna Belgium University of Antwerp, University of Brussels, University of Ghent Croatia University of Zagreb Cyprus University of Cyprus Denmark TU of Denmark Finland TU Helsinki, VTT France CNET Paris,ENST Bretagne Germany Deutsche Telekom AG, University of Stuttgart, University of Würzburg HungaryTU Budapest Italy Fondazione Ugo Bordoni, Politecnico di Torino The Netherlands KPN Research, TU Eindhoven, University of Twente Norway Telenor Research Poland TU Warsaw Portugal Instituto SuperiorTecnico, Telecommunications Institute Slovakia University of Zilina Slovenia Institute ‘Jozef Stefan’ Spain Telefonica I&D, TU of Catalonia Sweden University of Karlskrona, University of Lund, Telia Engineering United Kingdom BT Labs, Microsoft Research Limited, University of Cambridge, University of Surrey COST-257: signatories and institutions May 2000

COST-257 Roadmap Helsinki Kjeller May 1997 May 2000 January 1997 Ronneby Leidschendam May 1998 Brussels November 1996 Warsaw May 1999 Ghent September 1996 Würzburg September 2000 Dubrovnik September 1997 Rome Barcelona January 1998 Faro January 2000 January 1999 Larnaca Granada September 1999 September 1998 May 2000

COST-257 Final Seminar 27. September 28. September 29. September 9:00 Traffic CharacterizationChair: Sandor Molnar Queueing TheoryChair: Sabine Wittevrongel 9:30 Registration & Coffee 10:30 Opening: P. Tran-Gia Coffee Break Coffee Break 11:00 Network ControlChair: Andreas Pitsillides WirelessChair: Wojciech Burakowski Panel: Wireless & Network Conversion 12:30 Lunch Lunch Lunch 14:00 Internet PerformanceChair: Stefan Köhler Traffic MeasurementChair: Udo Krieger MC MeetingCOST-257 and followon project 15:30 Coffee Break Coffee Break 16:00 Panel: IETF & Performance MC MeetingCOST-257 internal 17:00 18:00 Reception 19:00 Dinner Banquet COST-257 Final-Seminar Program May 2000

Address by the vice president of the COST-257 • Julius MaximiliansUniversity of Würzburg • Prof. Dr. H. Hagedorn May 2000

Residence May 2000

Dinner Banquet in the Residence • Sponsored by: • Meeting Point • Parking Lot • 18:45 • Map May 2000

Town-Hall May 2000

Reception in the Town Hall • Jürgen WeberMajor of Würzburg • Map May 2000

Organization • Coffee breaks: in front of lecture hall • Lunch: Mensa, opposite side of the campus, vouchers required • Internet Access: second floor, room A 201, A202 id: cost password: cost257 • Phone calls, copies: ask Mrs. Alt for assistance May 2000

Network Control • Chair: Andreas Pitsillides - University of Cyprus • Richard Gibbens - University of Cambridge: Resource pricing and the evolution of congestion control • Hans van den Berg - KPN Research: Admission Control in the next generation networks • Andreas Pitsillides - University of Cyprus: Emerging congestion control algorithms for Integrated Services Networks May 2000

Internet Performance • Chair: Stefan Köhler - University of Würzburg • Roch Guerin - University of Pennsylvania (invited talk): On the Impact of Aggregation on the Performance of Traffic Aware Routing • Rob van der Mei: Web Server Performance • Norbert Vicari - University of Würzburg: Analytic Performance Evaluation of the RED Algorithm for QoS in TCP/IP Networks • Peter Key (Microsoft, UK): Bandwidth assignment by game theory May 2000

Panel: IETF & Performance • Phuoc Tran-Gia • Joachim Charzinski • Roch Guerin • . . . May 2000

Traffic Characterization • Chair: Sandor Molnar - Technical University of Budapest • Anja Feldman - University of Saarbruecken (invited talk): Deriving Traffic Demands for Operational IP Networks Methodology and Experience • Bo Friis Nielsen - TU Denmark: On the significance of first and second order traffic descriptors • Ilkka Norros - VTT Information Technology: Multifractal traffic models May 2000

COST-257 Final Seminar 27. September 28. September 29. September 9:00 Traffic CharacterizationChair: Sandor Molnar Queueing TheoryChair: Sabine Wittevrongel 9:30 Registration & Coffee 10:30 Opening: P. Tran-Gia Coffee Break Coffee Break 11:00 Network ControlChair: Andreas Pitsillides Wireless NetworksChair: Wojciech Burakowski Panel: Wireless & Network Conversion 12:30 Lunch Lunch Lunch 14:00 Internet PerformanceChair: Stefan Köhler Traffic MeasurementChair: Udo Krieger MC MeetingCOST-257 and followon project 15:30 Coffee Break Coffee Break 16:00 Panel: IETF & Performance MC MeetingCOST-257 internal 17:00 18:00 Reception 19:00 Dinner Banquet COST-257 Final-Seminar Program May 2000

Wireless Networks • Chair: Wojciech Burakowski - Warsaw University of Technology • Franco Davoli - University of Genoa (invited talk) The ISA multiaccess protocols for adaptive bandwidth sharing in wireless cellular networks • Notker Gerlich - Siemens AG: Voice over ATM AAL2 vs. IP/RTP • M. Savoric - Technical University Berlin: Handover protocols and flow control for wireless networks • A.Beben - Warsaw University of Technology: Improving CBR service in WATM • Jorge Garcia-Vidal - Polytechnic University of Catalonia: WLAN's May 2000

Traffic Measurement • Chair: Udo Krieger - T Nova Deutsche Telekom • Mark Crovella - Boston University (invited talk): Performance Evaluation with Heavy-Tailed Distributions: A Bad News/Good News Story • Natalia Markovitch - Russian Academy of Sciences, Moscow: Nonparametric estimation of basic traffic characteristics in telcommunication networks • Joachim Charzinski – Siemens AG: Results from client based Internet traffic measurements May 2000

Queueing Theory • Chair: Sabine Wittevrongel - Ghent University • Francois Baccelli - Ecole Normale Superieure (invited talk): CDMA coverage via stochastic geometry • Jorma Virtamo - Helsinki University of Technology: What's new in modeling loss networks • Bart Steyaert - Ghent University: Queueing in IP networks May 2000

Panel: Wireless & Network Conversion • Udo Krieger May 2000

COST-257 MC Meeting Würzburg, 28 September 2000 • Agenda1 Opening (15:30)2 Adoption of agenda3 Secretarial matters 3.1 Budget 2000, Reimbursement 3.2 TIST meeting, Final Progress Report4 Minutes of the MC Meeting in Kjeller5 Final Seminar in Würzburg, 27 – 29 September 2000 5.1 Final Report Distribution 5.2 Reimbursement of Invited Speakers6 COST-257 ++ ?7 Any other business May 2000

COST-257 Final Report for EC in Brussels Presentation in Brussels: 19th October 2000 • Results of COST-257 • 2 pages, • key scientiffic and technical outcome, • comparison with international state of the art, • self assesment of results obtained vs. objectives, • adiitional documetation seperately..... • Network Control • Traffic Measurement • Internet Performance • Traffic Characterization • Wireless Networks • Queueing May 2000

Austria TU of Vienna Belgium University of Antwerp, University of Brussels, University of Ghent Croatia University of Zagreb Cyprus University of Cyprus Denmark TU of Denmark Finland TU Helsinki, VTT France CNET Paris, CNET Lannion Germany Deutsche Telekom AG, University of Stuttgart, University of Würzburg Hungary TU of Budapest Italy Fondazione Ugo Bordoni, Politecnico di Torino The Netherlands KPN Research, TU Eindhoven, University of Twente Norway Telenor Research Poland TU Warsaw Portugal Instituto SuperiorTecnico, Telecommunications Institute Slovakia University of Zilina Slovenia Institute ‘Jozef Stefan’ Spain Telefonica I&D, TU of Catalonia, Sweden University of Karlskrona, University of Lund, Telia Engineering United Kingdom BT Labs, Microsoft Research Limited, University of Cambridge, University of Surrey COST-257: signatories and institutions May 2000

COST-257: budget situation (EC support) • budget request (2000) • MC meetings 75 000 EURO • Workshops and Seminars 13 000 EURO • publication 6 000 EURO • secretariat 20 000 EURO • short term missions 6 000 EURO • TOTAL 120.000 EURO • budget allocation (2000) • TOTAL60 000 EURO • overall cost of action per year • given in MoU 2 250 000 EURO May 2000

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