Items where Author is "Steinmetz, Ralf"

Richerzhagen, Bjorn and Wulfheide, Julian and Koeppl, Heinz and Mauthe, Andreas Ulrich and Nahrstedt, Klara and Steinmetz, Ralf (2016) Enabling crowdsourced live event coverage with adaptive collaborative upload strategies. In: 2016 IEEE 17th International Symposium on A World of Wireless, Mobile and Multimedia Networks (WoWMoM) :. IEEE. ISBN 9781509021864

Richerzhagen, Nils and Stingl, Dominik and Mauthe, Andreas Ulrich and Steinmetz, Ralf (2015) Adaptive monitoring for mobile networks in challenging environments. In: Proceedings of 24th International Conference on Computer Communications and Networks, ICCCN 2015 :. IEEE, pp. 1-8. ISBN 9781479999644

Kaune, Sebastian and Rumin, Ruben Cuevas and Tyson, Gareth and Mauthe, Andreas and Guerrero, Carmen and Steinmetz, Ralf (2010) Unraveling BitTorrent’s File Unavailability:Measurements and Analysis. In: Proceedings of the IEEE 10th International Conference on Peer-to-Peer Computing (P2P '10) :. IEEE, Delft, Netherlands, pp. 1-9. ISBN 978-1-4244-7140-9

Kaune, Sebastian and Tyson, Gareth and Pussep, Konstantin and Mauthe, Andreas and Steinmetz, Ralf (2009) The Seeder Promotion Problem: Measurements, Analysis and Solution Space. In: Proceedings of 19th International Conference on Computer Communications and Networks (ICCCN), 2010 :. IEEE, Zurich, Switzerland, pp. 1-8. ISBN 978-1-4244-7114-0

Kaune, Sebastian and Pussep, Konstantin and Tyson, Gareth and Mauthe, Andreas and Steinmetz, Ralf (2008) Cooperation in P2P Systems through Sociological Incentive Patterns. In: Self-organizing systems : Third International Workshop, IWSOS 2008, Vienna, Austria, December 10-12, 2008. Proceedings. Lecture Notes in Computer Science . Springer-Verlag, Vienna, Austria, pp. 10-22. ISBN 978-3-540-92156-1

Kaune, Sebastian and Tyson, Gareth and Liebau, Nicolas and Steinmetz, Ralf (2008) Towards A Lightweight Incentive Scheme for Peer-to-Peer Systems. Working Paper. Technische Universität Darmstadt.

Kaune, Sebastian and Pussep, Konstantin and Leng, Christof and Kovacevic, Aleksandra and Tyson, Gareth and Steinmetz, Ralf (2008) Modelling the Internet Delay Space Based on Geographical Locations. In: 17th Euromicro International Conference on Parallel, Distributed and Network-based Processing, 2009 :. IEEE, Weimar, Germany, pp. 301-310. ISBN 978-0-7695-3544-9

Darlagiannis, Vasilios; and Mauthe, Andreas; and Steinmetz, Ralf (2007) Sampling Cluster Endurance for Peer-to-Peer based Content Distribution Networks. Multimedia Systems, 13 (1). pp. 19-33. ISSN 1432-1882

Darlagiannis, Vasilios and Mauthe, Andreas and Steinmetz, Ralf (2004) Overlay Design Mechanisms for Heterogeneous, Large Scale, Dynamic P2P Systems. Journal of Network and Systems Management, 12 (3). pp. 371-395. ISSN 1064-7570

Zink, Michael and Heckmann, Oliver and Schmitt, Jens and Mauthe, Andreas and Steinmetz, Ralf (2003) Polishing: A Technique to Reduce Variations in Cached Layer-Encoded Video. In: EUROMICRO '03: Proceedings of the 29th Conference on EUROMICRO :. IEEE Computer Society, Washington, DC, USA, pp. 249-254. ISBN 0-7695-1996-2

Hausheer, David and Liebau, Nicolas C. and Mauthe, Andreas and Steinmetz, Ralf and Stiller, Burkhard (2003) Token-Based Accounting and Distributed Pricing to Introduce Market Mechanisms in a Peer-to-Peer File Sharing Scenario. In: P2P '03: Proceedings of the 3rd International Conference on Peer-to-Peer Computing :. IEEE Computer Society, Washington, DC, USA, pp. 200-201. ISBN 0-7695-2023-5

Steinmetz, Ralf and Ackermann, Ralf and Roedig, Utz and Goertz, Manuel and Schumacher, Markus (2002) IP-Telefonie: Protokolle, Herausforderungen, Loesungen und kritische Analyse der Sicherheit. In: IP-Plattform fuer moderne Kommunikation : Presentation Series - Arbeitsgemeinschaft des VDE Rhein-Main. Arbeitsgemeinschaft des VDE Rhein-Main, pp. 57-77.

Schlesinger, Juergen (2002) Method for setting up a data link between two computing units and system for data exchange. EP1180888.

Roedig, Utz and Goertz, Manuel and Karsten, Martin and Steinmetz, Ralf (2001) RSVP as firewall signalling protocol. In: Proceedings of the 6th IEEE Symposium on Computers and Communications, Hammamet, Tunisia :. IEEE Computer Society Press, pp. 57-62. ISBN 0769511775

Ackermann, Ralf and Schumacher, Markus and Roedig, Utz and Steinmetz, Ralf (2001) Vulnerabilities and security limitations of current IP telephony systems. In: Communications and multimedia security issues of the new century :. Kluwer Academic Publishers, pp. 53-66. ISBN 9780792373650

Roedig, Utz and Ackermann, Ralf and Steinmetz, Ralf (2001) IP-Telefonie und Firewalls, Probleme und Lösungen. PIK - Praxis der Informationsverarbeitung und Kommunikation, 1 (24). pp. 32-40. ISSN 1865-8342

Schlesinger, Juergen (2001) Firewall parser architecture for a given protocol. EP1146711.

Ackermann, Ralf and Roedig, Utz and Zink, Michael and Griwodz, Carsten and Steinmetz, Ralf (2000) Associating network flows with user and application information. In: Proceedings of the Multimedia and Security Workshop at 8th ACM Multimedia 2000, Los Angeles, USA :. ACM Press, New York, pp. 149-152. ISBN 1581133111

Ackermann, Ralf and Darlagiannis, Vasilios and Roedig, Utz and Steinmetz, Ralf (2000) Using DMIF for abstracting from IP-telephony signaling protocols. In: Interactive Distributed Multimedia Systems and Telecommunication Services : 7th International Workshop, IDMS 2000 Enschede, The Netherlands, October 17–20, 2000 Proceedings. Lecture Notes in Computer Science . Springer Verlag, Berlin, pp. 104-115. ISBN 9783540411307

Ackermann, Ralf and Roedig, Utz and Steinmetz, Ralf (2000) Entwicklung und Nutzung von IP-Telefonie Anwendungen auf Unix-Systemen. GUUG-Nachrichten, 2000 (2). pp. 37-41.

Roedig, Utz and Ackermann, Ralf and Rensing, Christoph and Steinmetz, Ralf (2000) A distributed firewall for multimedia applications. In: Sicherheit in Netzen und Medienströmen : Tagungsband des GI-Workshops “Sicherheit in Mediendaten„, Berlin, 19. September 2000. Informatik aktuell . Springer Verlag, Berlin, pp. 3-16. ISBN 9783540679264

Rensing, Christoph and Roedig, Utz and Ackermann, Ralf and Steinmetz, Ralf (2000) A survey of requirements and standardization efforts for IP-telephony-security. In: Sicherheit in Netzen und Medienströmen : Tagungsband des GI-Workshops “Sicherheit in Mediendaten„, Berlin, 19. September 2000. Informatik aktuell . Springer Verlag, Berlin, pp. 50-60. ISBN 9783540679264

Roedig, Utz and Ackermann, Ralf and Steinmetz, Ralf (2000) Evaluating and improving firewalls for ip-telephony environments. In: Proceedings of the 1st IP-Telephony Workshop (IPTel2000), Berlin, Germany :. GMD-Forschungszentrum Informationstechnik GmbH, pp. 161-166.

Roedig, Utz and Ackermann, Ralf and Tresse, Marc and Wolf, Lars and Steinmetz, Ralf (2000) Verbesserte Systemsicherheit durch Kombination von IDS und Firewall. In: Proceedings of the Systemsicherheit Workshop (Systemsicherheit2000), Bremen, Germany :. ITG, pp. 117-128.

Rensing, Christoph and Ackermann, Ralf and Roedig, Utz and Wolf, Lars and Steinmetz, Ralf (1999) Sicherheitsunterstützung für Internet Telefonie. In: Proceedings zur Arbeitskonferenz Sicherheitsinfrastrukturen 1999 (DuD-Fachbeiträge), Hamburg-Harburg, Germany :. Vieweg Verlag, pp. 285-296.

Rensing, Christoph and Roedig, Utz and Ackermann, Ralf and Wolf, Lars and Steinmetz, Ralf (1999) VDMFA, eine verteilte dynamische Firewallarchitektur für Multimedia-Dienste. In: Kommunikation in Verteilten Systemen (KiVS) : 11. ITG/GI-Fachtagung. Darmstadt, 2.-5. März 1999. Informatik Aktuell . Springer Verlag, Berlin, pp. 144-157. ISBN 9783540655978

ElSaddik, Abdulmotaleb and Weiss, Gunter and Straulino, Heiko and Roedig, Utz and Steinmetz, Ralf (1997) Erfahrungen in der kooperativen Java-Entwicklung: Ein Praxisbericht. In: Proceedings of the Workshop on Java in Telecommunications May 1997, Darmstadt, Germany :. UNSPECIFIED.