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Details of Grant 

EPSRC Reference: GR/S68989/01
Title: Performance Measurement & Management for Two-Level Optimization of Networks & Peer-to-Peer Applications
Principal Investigator: Sventek, Professor J
Other Investigators:
Researcher Co-Investigators:
Professor H De Meer Professor L Mathy
Project Partners:
JANET UK
Department: School of Computing Science
Organisation: University of Glasgow
Scheme: Standard Research (Pre-FEC)
Starts: 01 February 2004 Ends: 30 April 2007 Value (£): 250,183
EPSRC Research Topic Classifications:
Networks & Distributed Systems
EPSRC Industrial Sector Classifications:
Communications
Related Grants:
GR/S68996/01 GR/S69009/01
Panel History:  
Summary on Grant Application Form
Peer-to-Peer (p2p) networking is a new, evolving communications paradigm aimed at building large distributed applications focused on the ideas of community or common interest. Peer groups represent dynamically evolving communications topologies, known as overlay networks, over an underlying communications infrastructure. This inherent dynamic in p2p applications has consequences for Internet Service Providers (ISPs) who can then experience rapidly varying traffic patterns, which can adversely impact the network performance perceived by all applications (p2p and others). Application-Level Active Network (ALAN) concepts have been proposed for controlling p2p application communication topologies. A promising tool at a network operator's disposal to control the flow of network traffic is to use programmable network elements in the physical network to dynamically reengineer traffic to meet performance objectives for both the p2p community and other network users. Such a two-layer programmability approach for performance measurement, management and optimization in networks supporting p2p applications is the focus of our proposed research. More specifically, the simultaneous use of both approaches opens many integration issues, the most obvious being that if each programmable layer operates independently of the other. there is every likelihood that they will work at cross purposes. introducing potential network instabilities.
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Organisation Website: http://www.gla.ac.uk