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Displaying 1-20 out of 20 total
LiveShift: Mesh-pull live and time-shifted P2P video streaming
Found in: Local Computer Networks, Annual IEEE Conference on
By Fabio V. Hecht,Thomas Bocek,Richard G. Clegg,Raul Landa,David Hausheer,Burkhard Stiller
Issue Date:October 2011
pp. 315-323
The popularity of video sharing over the Internet has increased significantly. High traffic generated by such applications at the source can be better distributed using a peer-to-peer (P2P) overlay. Unlike most P2P systems, LiveShift combines both live and...
CoopSC: A Cooperative Database Caching Architecture
Found in: Enabling Technologies, IEEE International Workshops on
By Andrei Vancea, Burkhard Stiller
Issue Date:June 2010
pp. 223-228
Semantic caching is a technique used for optimizing the evaluation of database queries by caching results of old queries and using them when answering new queries. CoopSC is a cooperative database caching architecture, which extends the classic semantic ca...
The Design and Evaluation of a Distributed Reliable File System
Found in: Parallel and Distributed Computing Applications and Technologies, International Conference on
By Dalibor Peric, Thomas Bocek, Fabio Victora Hecht, David Hausheer, Burkhard Stiller
Issue Date:December 2009
pp. 348-353
Peer-to-peer (P2P) systems are, in contrast to clientserver (C/S) systems, fault-tolerant, robust, and scalable. While C/S distributed file systems, such as NFS (Network File System) or SMB (Server Message Block), do not scale with respect to the number of...
Impact of Self-Organization in P2P Overlays on Underlay Utilization
Found in: Internet and Web Applications and Services, International Conference on
By Konstantin Pussep, Simon Oechsner, Osama Abboud, Miroslaw Kantor, Burkhard Stiller
Issue Date:May 2009
pp. 84-89
Peer-to-Peer (P2P) systems gained popularity and are responsible for a large share of today's Internet traffic. Nevertheless, their dynamic nature and the intended lack of control through central instances make their behavior unpredictable and, therefore, ...
LiveShift: Peer-to-Peer Live Streaming with Distributed Time-Shifting
Found in: Peer-to-Peer Computing, IEEE International Conference on
By Fabio Victora Hecht, Thomas Bocek, Cristian Morariu, David Hausheer, Burkhard Stiller
Issue Date:September 2008
pp. 187-188
The increasing assortment of devices with IP connectivity contributes to the high popularity of video sharing over the Internet. High traffic generated by such applications at the source can be better distributed using a peer-to-peer overlay, since every u...
Game theoretical analysis of incentives for large-scale, fully decentralized collaboration networks
Found in: Parallel and Distributed Processing Symposium, International
By Thomas Bocek, Michael Shann, David Hausheer, Burkhard Stiller
Issue Date:April 2008
pp. 1-8
One of the key challenges in peer-to-peer networks is the design of incentives to encourage peers to share their resources. Incentives are necessary in order to exploit the full potential of these systems. The tit-for-tat incentive scheme, as used in BitTo...
A Protocol to Support Multi-domain Auditing of Internet-based Transport Services
Found in: Internet Monitoring and Protection, International Conference on
By Frank Eyermann, Burkhard Stiller
Issue Date:July 2007
pp. 19
Auditing of Service Level Agreements (SLA) defines the process of monitoring whether a service provider delivers agreed upon service levels or not. While frameworks exist to monitor application-level SLAs, the end-to-end monitoring of IPcarrying SLAs, espe...
An Accounting Model for Dynamic Virtual Organizations
Found in: Cluster Computing and the Grid, IEEE International Symposium on
By Matthias Gohner, Martin Waldburger, Fabian Gubler, Gabi Dreo Rodosek, Burkhard Stiller
Issue Date:May 2007
pp. 241-248
<p>The provisioning of remote and composed services in support of various application areas has dramatically increased over recent times. Thus, the concept of Grids has evolved, in the sense of a common platform for electronic service provisioning in...
Service-oriented Accounting Configuration Management based on Diameter
Found in: Local Computer Networks, Annual IEEE Conference on
By Frank Eyermann, Peter Racz, Burkhard Stiller, Christian Schaefer, Thomas Walter
Issue Date:November 2005
pp. 621-623
<p>The increasing deployment of Universal Mobile Telecommunication System (UMTS) networks and WLAN (Wireless Local Area Network) hot-spots will shape the future development of wireless and mobile communication systems. The key objective of systems be...
VETO - Enabling a P2P-based Market for Composed Servic
Found in: Local Computer Networks, Annual IEEE Conference on
By Jan Gerke, Burkhard Stiller
Issue Date:November 2005
pp. 26-35
<p>Service-oriented peer-to-peer architectures combine the benefits of service-oriented architectures and peer-to-peer networks, such as loose coupling and scalability. They also support service composition, the combining of existing services into ne...
Peer-to-Peer and Distributed Search in Fixed and Mobile Environments
Found in: Hawaii International Conference on System Sciences
By Jan Mischke, Burkhard Stiller
Issue Date:January 2004
pp. 90284a
Distributed search has become a very important research area in light of the proliferation of peer-to-peer (P2P) networks. The convergence of fixed and mobile networks increases node dynamics further and adds to the complexity of the problem. This paper pr...
Token-Based Accounting and Distributed Pricing to Introduce Market Mechanisms in a Peer-to-Peer File Sharing Scenario
Found in: Peer-to-Peer Computing, IEEE International Conference on
By David Hausheer, Nicolas C. Liebau, Andreas Mauthe, Ralf Steinmetz, Burkhard Stiller
Issue Date:September 2003
pp. 200
This paper presents a token-based accounting mechanism that alleviates the free riding problem in P2P networks. The approach is complemented by distributed pricing as a flexible and viable scheme to incite users to share valuable content and to efficiently...
Design of a Distributed P2P-based Content Management Middleware
Found in: EUROMICRO Conference
By David Hausheer, Burkhard Stiller
Issue Date:September 2003
pp. 173
There is an emerging need for Content Management Systems (CMS) enabling collaborative development, administration, and distribution of content over the Internet. Many CMS solutions are currently based on a client/server architecture with a central server f...
Mobility in a Future Internet
Found in: Local Computer Networks, Annual IEEE Conference on
By Burkhard Stiller, Lev Kacnelson, Charles E. Perkins, Petre Dini
Issue Date:November 2001
pp. 24
Mobility of users in a future Internet became a reality due to highly mobile end-systems. However, the new dimension of protocol functionality, Mobile IP, resource control, Quality-of-Service (QoS) support, and AAA (Authentication, Autho ization, and Accou...
A Methodology to Assess Synchronization Algorithms for Distributed Applications
Found in: Local Computer Networks, Annual IEEE Conference on
By Christina Class, Burkhard Stiller
Issue Date:October 1998
pp. 140
The need for algorithms providing synchronization between audio and video data was driven by the advent of multimedia applications in distributed environments. Numerous algorithms have been proposed, but there is a lack in methodologies to assess these alg...
The Design of an Application Programming Interface for QoS-based Multimedia Middleware
Found in: Local Computer Networks, Annual IEEE Conference on
By Christian Conrad, Burkhard Stiller
Issue Date:November 1997
pp. 274
With the advent of networked and distributed multimedia applications, requirements of middleware for providing advanced communication services changed. The needs in well suited architectures for delivering unchanged high network performance to multimedia a...
A Cloud Storage overlay to aggregate heterogeneous Cloud services
Found in: 2013 IEEE 38th Conference on Local Computer Networks (LCN 2013)
By Guilherme Sperb Machado,Thomas Bocek,Michael Ammann,Burkhard Stiller
Issue Date:October 2013
pp. 597-605
Many Cloud services provide generic (e.g., Amazon S3 or Dropbox) or data-specific Cloud storage (e.g., Google Picasa or SoundCloud). Although both Cloud storage service types have the data storage in common, they present heterogeneous characteristics: diff...
Incentives for Voting-Based Quality Control and Document Storage in P2P Collaboration Systems
Found in: Enabling Technologies, IEEE International Workshops on
By Thomas Bocek, Fabio Victora Hecht, David Hausheer, Dalibor Peric, Burkhard Stiller
Issue Date:July 2009
pp. 146-147
Peer-to-peer (P2P) systems achieve scalability, fault tolerance, and load balancing, while effectively reducing infrastructure cost compared to client/server systems. For large wiki-based collaboration systems these characteristics can be beneficial as wel...
Rich and Scalable Peer-to-Peer Search with SHARK
Found in: International Workshop on Active Middleware Services
By Jan Mischke, Burkhard Stiller
Issue Date:June 2003
pp. 112
SHARK is a novel concept and middleware service for search in peer-to-peer (P2P) networks. Rather than flooding a network like Gnutella or imposing numerical IDs on objects like distributed hash tables, it is based on directed routing of keywords in a mult...
Generic accounting configuration management for heterogeneous mobile networks
Found in: Proceedings of the 3rd ACM international workshop on Wireless mobile applications and services on WLAN hotspots (WMASH '05)
By Burkhard Stiller, Christian Schaefer, Frank Eyermann, Peter Racz, Thomas Walter
Issue Date:September 2005
pp. 46-55
Accounting performed by network and service providers covers the tasks of determining, collecting, and evaluating information on the service usage of their customers. This information forms the basis of the subsequent charging process. For performing these...