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Dipl.-Inform. David Hock

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Contents: NGN Group | Publications | Teaching | Erasmus | ResiLyzer |
Journal Articles

Tobias Hoßfeld, Frank Lehrieder, David Hock, Simon Oechsner, Zoran Despotovic, Wolfgang Kellerer, Maximilian Michel
Characterization of BitTorrent Swarms and their Distribution in the Internet.
Computer Networks, http://dx.doi.org/10.1016/j.comnet.2010.11.011, 55(5), 2011.
[Abstract][PDF (1.55 MB)][Bibtex]

David Hock, Matthias Hartmann, Michael Menth, Michal Pióro, Artur Tomaszewski, Cezary Żukowski
Comparison of IP-Based and Explicit Paths for One-to-One Fast Reroute in MPLS Networks.
Telecommunication Systems (TS) Journal, 2011.
[Abstract][PDF (303 kB)][Bibtex]

Rastin Pries, David Hock, Dirk Staehle
QoE based Bandwidth Management Supporting Real Time Flows in IEEE 802.11 Mesh Networks.
Special Issue PIK on Mobile Ad-hoc Networks, IV/2009, 2010.
[Bibtex]

Conference Articles

David Hock, Vitor Bernardo, Thomas Zinner, Florian Wamser, Karin A. Hummel, Marilia Curado, Rastin Pries, Torsten Braun, Phuoc Tran-Gia 
Evaluating the Trade-Off Between Energy-Efficiency and QoE in Wireless Mesh Networks.
to be published at the 4th International Conference on Communications and Electronics (ICCE 12), Hué, Vietnam, August 2012.
[Bibtex]

David Hock, Matthias Hartmann, Tim Neubert, Michael Menth
Loop-Free Convergence using Ordered FIB Updates: Analysis and Routing Optimization.
8th International Workshop on the Design of Reliable Communication Networks (DRCN), Krakow, Poland, October 2011.
[Bibtex]

Dennis Schwerdel, David Hock, Daniel Günther, Bernd Reuther, Paul Müller and Phuoc Tran-Gia
ToMaTo - a network experimentation tool.
7th International ICST Conference on Testbeds and Research Infrastructures for the Development of Networks and Communities (TridentCom 2011), Shanghai, China, April 2011.
[Bibtex]

Cezary Żukowski, Artur Tomaszewski, Michal Pióro, David Hock, Matthias Hartmann, Michael Menth
Compact node-link formulations for the optimal single path MPLS Fast Reroute layout.
1st European Teletraffic Seminar (ETS), Poznan, Poland, February 2011.
[PDF (468 kB)][Bibtex]

Michal Pióro, Artur Tomaszewski, Cezary Żukowski, David Hock, Matthias Hartmann, Michael Menth
Optimized IP-Based vs. Explicit Paths for One-to-One Backup in MPLS Fast Reroute.
14th International Telecommunications Network Strategy and Planning Symposium (NETWORKS 2010), Best Paper Award, Warsaw, Poland, September 2010.
[Abstract][PDF (167 kB)][Bibtex]

David Hock, Matthias Hartmann, Michael Menth, Christian Schwartz
Optimizing Unique Shortest Paths for Resilient Routing and Fast Reroute in IP-Based Networks.
IEEE/IFIP Network Operations and Management Symposium (NOMS), Osaka, Japan, April 2010.
[Abstract][PDF (215 kB)][Bibtex]

David Hock, Matthias Hartmann, Christian Schwartz, Michael Menth
Effectiveness of Link Cost Optimization for IP Rerouting and IP Fast Reroute.
15th International GI/ITG Conference on Measurement, Modelling and Evaluation of Computing Systems and Dependability and Fault Tolerance (MMB & DFT 2010), Essen, Germany, March 2010.
[Abstract][PDF (205 kB)][Bibtex]

David Hock, Michael Menth, Matthias Hartmann, Christian Schwartz, David Stezenbach
ResiLyzer: A Tool for Resilience Analysis in Packet-Switched Communication Networks.
15th International GI/ITG Conference on Measurement, Modelling and Evaluation of Computing Systems and Dependability and Fault Tolerance (MMB & DFT 2010), Essen, Germany, March 2010.
[Abstract][PDF (402 kB)][Bibtex]

Matthias Hartmann, David Hock, Michael Menth, Christian Schwartz
Objective Functions for Optimization of Resilient and Non-Resilient IP Routing.
7th International Workshop on the Design of Reliable Communication Networks (DRCN), Washington, D.C., USA, October 2009.
[Abstract][PDF (369 kB)][Bibtex]

David Hock, Nico Bayer, Rastin Pries, Matthias Siebert, Dirk Staehle, Veselin Rakocevic, Bangnan Xu
QoS Provisioning in WLAN Mesh Networks Using Dynamic Bandwidth Control.
European Wireless 2008, Prague, Czech Republic, June 2008.
[Abstract][PDF (348 kB)][Bibtex]

Rastin Pries, David Hock, Nico Bayer, Matthias Siebert, Dirk Staehle, Veselin Rakocevic, Bangnan Xu, Phuoc Tran-Gia
Dynamic Bandwidth Control in Wireless Mesh Networks: A Quality of Experience based Approach.
18th ITC Specialist Seminar on Quality of Experience, Karlskrona, Sweden, May 2008.
[Abstract][PDF (470 kB)][Bibtex]

Tobias Hoßfeld, David Hock, Phuoc Tran-Gia, Kurt Tutschku, Markus Fiedler
Testing the IQX Hypothesis for Exponential Interdependency between QoS and QoE of Voice Codecs iLBC and G.711.
18th ITC Specialist Seminar on Quality of Experience, Karlskrona, Sweden, May 2008.
[PDF (707 kB)][Bibtex]

Nico Bayer, David Hock, Andreas Roos, Matthias Siebert, Bangnan Xu, Veselin Rakocevic, Joachim Habermann
VoIP performance in MeshBed - a Wireless Mesh Network Testbed.
In Proceedings of the 67th IEEE Vehicular Technology Conference (VTC) Spring 2008, Marina Bay, Singapore, May 2008.
[Bibtex]

Research Reports

Rastin Pries, Dirk Staehle, David Hock, Matthias Hirth
A Policy-Based Vertical Handover System.
Technical Report No. 471, May 2010.
[Abstract][PDF (183 kB)][Bibtex]

Tobias Hoßfeld, David Hock, Simon Oechsner, Frank Lehrieder, Zoran Despotovic, Wolfgang Kellerer, Maximilian Michel
Measurement of BitTorrent Swarms and their AS Topologies.
Technical Report No. 464, November 2009.
[PDF (6.21 MB)][Bibtex]

Tobias Hoßfeld, David Hock, Phuoc Tran-Gia, Kurt Tutschku, Markus Fiedler
Testing the IQX Hypothesis for Exponential Interdependency between QoS and QoE of Voice Codecs iLBC and G.711.
Technical Report No. 442, March 2008.
[Abstract][PDF (740 kB)][Bibtex]

Poster

Robert Henjes, David Hock, Dennis Schwerdel, Paul Müller, Phuoc Tran-Gia
ASP7 - Experimental Facility Statistical Evaluations.
10th Würzburg Workshop on IP: Joint ITG, ITC, and Euro-NF Workshop "Visions of Future Generation Networks" (EuroView2010), August 2010.

Software / Demos

David Hock, Matthias Hartmann, Christian Schwartz, Michael Menth
ResiLyzer: Ein Werkzeug zur Analyse der Ausfallsicherheit in paketvermittelten Kommunikationsnetzen.
Endrunde des KuVS Communication Software-Preis, Kiel, Germany, March 2011.
[WWW: http://www3.informatik.uni-wuerzburg.de/resilyzer][Bibtex]

Talks

David Hock
Optimizing Unique Shortest Paths for Resilient Routing and Fast Reroute in IP-Based Networks..
IEEE/IFIP Network Operations and Management Symposium (NOMS), Osaka, Japan, April 2010.

David Hock
ResiLyzer: A Tool for Resilience Analysis in Packet-Switched Communication Networks.
15th International GI/ITG Conference on Measurement, Modelling and Evaluation of Computing Systems and Dependability and Fault Tolerance (MMB & DFT 2010), Essen, Germany, March 2010.

David Hock
Erzeugung und Optimierung eindeutiger kürzester Pfade für ausfallsicheres IP Routing und Fast Reroute.
ITG Fachgruppe 5.2.1 Workshop Optimierungsverfahren, IKR Stuttgart, Germany, November 2009.

David Hock
On QoE Provisioning for VoIP in IEEE 802.11 Mesh Networks.
Second EuroNF Plenary Meeting, University of Kaiserslautern, Germany, June 2009.