Intern
Lehrstuhl für Informatik III

Dr. rer. nat. David Hock

 

Mar 2009 - Sep 2014

Dissertation: 

Analysis and Optimization of Resilient Routing in Core Communication Networks

Publications

2023[ to top ]
  • Accurate Live Visualization of Packet Delays, Inter-Arrival Times, and Burstiness for Real-Time Networks. Grigorjew, Alexej; Geißler, Stefan; Ziegler, Maximilian; Schumann, Lukas Kilian; Diederich, Philip; Hock, David; Hoßfeld, Tobias; Kellerer, Wolfgang. In International Conference on Networked Systems 2023 (NetSys). 2023.
2018[ to top ]
  • Integrating Network Management Information into the SDN Control Plane. Lange, Stanislav; Reinhart, Lorenz; Zinner, Thomas; Hock, David; Gray, Nicholas; Tran-Gia, Phuoc. In IEEE/IFIP Network Operations and Management Symposium (NOMS). 2018.
  • Evaluation of a Distributed Control Plane for Managing Heterogeneous SDN-enabled and Legacy Networks. Gray, Nicholas; Lange, Stanislav; Zinner, Thomas; Pfaff, Benedikt; Hock, David. In 7th International Conference on Communications and Electronics (ICCE). Hue, Vietnam, 2018.
2017[ to top ]
  • Performance Evaluation of Selective Flow Monitoring in the ONOS Controller. Nguyen-Ngoc, Anh; Lange, Stanislav; Zinner, Thomas; Seufert, Michael; Tran-Gia, Phuoc; Aerts, Nieke; Hock, David. In 4th International Workshop on Management of SDN and NFV Systems (ManSDN/NFV). Tokio, Japan, 2017.
  • SDN/NFV-enabled Security Architecture for Fine-grained Policy Enforcement and Threat Mitigation for Enterprise Networks. Pfaff, Benedikt; Scherer, Johann; Hock, David; Gray, Nicholas; Zinner, Thomas; Tran-Gia, Phuoc; Durner, Raphael; Kellerer, Wolfgang; Lorenz, Claas. 2017, August.
  • An SDN/NFV-enabled Enterprise Network Architecture Offering Fine-Grained Security Policy Enforcement. Lorenz, Claas; Hock, David; Scherer, Johann; Durner, Raphael; Kellerer, Wolfgang; Gebert, Steffen; Gray, Nicholas; Zinner, Thomas; Tran-Gia, Phuoc. In IEEE Communications Magazine, 55(3), pp. 217–223. 2017.
2015[ to top ]
  • Green Wireless Energy Efficiency in Wireless Networks. Bernardo, Vitor; Braun, Torsten; Curado, Marilia; Fiedler, Markus; Hock, David; Hossmann, Theus; Hummel, Karin A.; Hurni, Philipp; Ickin, Selim; Jamakovic, Almerima; Nadjm-Tehrani, Simin; Ahn Trinh, Tuan; Jon Vergara, Ekhiotz; Wamser, Florian; Zinner, Thomas. In Large-scale Distributed Systems and Energy Efficiency: A Holistic View, J.-M. Pierson (ed.). John Wiley & Sons, Ltd, 2015.
  • Heuristic Approaches to the Controller Placement Problem in Large Scale SDN Networks. Lange, Stanislav; Gebert, Steffen; Zinner, Thomas; Tran-Gia, Phuoc; Hock, David; Jarschel, Michael; Hoffmann, Marco. In IEEE Transactions on Network and Service Management - Special Issue on Efficient Management of SDN and NFV-based Systems, 12(1), pp. 4–17. 2015.
2014[ to top ]
  • Analysis and Optimization of Resilient Routing in Core Communication Networks. Hock, David. 2014, April.
  • POCO-PLC: Enabling Dynamic Pareto-Optimal Resilient Controller Placement in SDN Networks. Hock, David; Hartmann, Matthias; Gebert, Steffen; Zinner, Thomas; Tran-Gia, Phuoc. Toronto, Canada, 2014, April.
  • Demonstrating the Optimal Placement of Virtualized Cellular Network Functions in Case of Large Crowd Events. Gebert, Steffen; Hock, David; Zinner, Thomas; Tran-Gia, Phuoc; Hoffmann, Marco; Jarschel, Michael; Schmidt, Ernst-Dieter; Braun, Ralf-Peter; Banse, Christian; Koepsel, Andreas. 2014, August.
  • POCO: A Framework for the Pareto-Optimal Resilient Controller Placement in SDN-based Core Networks. Hock, David; Gebert, Steffen; Hartmann, Matthias; Zinner, Thomas; Tran-Gia, Phuoc. Krakow, Poland, 2014, May.
  • Including Energy Efficiency Aspects in Multi-Layer Optical Network Design. Gebert, Steffen; Hock, David; Hartmann, Matthias; Spoerhase, Joachim; Zinner, Thomas; Tran-Gia, Phuoc. In 5th International Conference on Communications and Electronics (ICCE 2014). Da Nang, Vietnam, 2014.
  • Social Network Analysis in the Enterprise: Challenges and Opportunities. Burger, Valentin; Hock, David; Scholtes, Ingo; Hoßfeld, Tobias; Garcia, David; Seufert, Michael. In Socioinformatics - The Social Impact of Interactions between Humans and IT, K. Zweig, W. Neuser, V. Pipek, M. Rohde, I. Scholtes (eds.). Springer International Publishing, 2014.
2013[ to top ]
  • OC²E²AN: Optimized Control Center for Experience Enhancements in Access Networks. Hock, David; Wamser, Florian; Seufert, Michael; Pries, Rastin; Tran-Gia, Phuoc. Stuttgart, Germany, 2013, March.
  • Comparison of IP-Based and Explicit Paths for One-to-One Fast Reroute in MPLS Networks. Hock, David; Hartmann, Matthias; Menth, Michael; Pióro, Michał; Tomaszewski, Artur; Żukowski, Cezary. In Telecommunication Systems (TS) Journal, 52, pp. 947–958. 2013.
  • OC²E²AN: Optimized Control Center for Experience Enhancements in Access Networks. Hock, David; Wamser, Florian; Seufert, Michael; Pries, Rastin; Tran-Gia, Phuoc. In PIK - Praxis der Informationsverarbeitung und Kommunikation, 36, p. 40. 2013.
  • Pareto-Optimal Resilient Controller Placement in SDN-based Core Networks. Hock, David; Hartmann, Matthias; Gebert, Steffen; Jarschel, Michael; Zinner, Thomas; Tran-Gia, Phuoc. In 25th International Teletraffic Congress (ITC). Shanghai, China, 2013.
  • Using Buffered Playtime for QoE-Oriented Resource Management of YouTube Video Streaming. Wamser, Florian; Hock, David; Seufert, Michael; Staehle, Barbara; Pries, Rastin; Tran-Gia, Phuoc. In Transactions on Emerging Telecommunications Technologies, 24, pp. 288–302. 2013.
  • Demonstrating the Benefit of Joint Application and Network Control Within a Wireless Access Network. Wamser, Florian; Hock, David; Seufert, Michael; Zinner, Thomas; Tran-Gia, Phuoc. Turin, Italy, 2013, April.
  • Resilience in Enterprise Social Networks. Burger, Valentin; Hoßfeld, Tobias; Garcia, David; Seufert, Michael; Scholtes, Ingo; Hock, David. In Workshop Sozioinformatik 2013. Koblenz, Germany, 2013.
  • Modeling and Experimenting Combined Smart Sleep and Power Scaling Algorithms in Energy-aware Data Center Networks. Nguyen, Huu-Thanh; Pham Ngoc, Nam; Truong, Thu-Huong; Tran Ngoc, Thuan; Nguyen Minh, Duong; Giang Nguyen, Van; Nguyen, Tai-Hung; Ngo Quynh, Thu; Hock, David; Schwartz, Christian. In Simulation Modelling Practice and Theory, 39. 2013.
2012[ to top ]
  • Evaluating the Trade-Off Between Energy-Efficiency and QoE in Wireless Mesh Networks. Hock, David; Bernardo, Vitor; Zinner, Thomas; Wamser, Florian; Hummel, Karin A.; Curado, Marilia; Pries, Rastin; Braun, Torsten; Tran-Gia, Phuoc. In 4th International Conference on Communications and Electronics (ICCE 12). Hué, Vietnam, 2012.
  • Performance Optimization in Access Networks Using a Combined Control Strategy. Wamser, Florian; Hock, David; Seufert, Michael; Pries, Rastin; Tran-Gia, Phuoc. Würzburg, Germany, 2012, July.
  • Performance Optimization in Access Networks Using a Combined Control Strategy. Wamser, Florian; Hock, David; Seufert, Michael; Pries, Rastin; Tran-Gia, Phuoc. In 12th Würzburg Workshop on IP: ITG Workshop ’Visions of Future Generation Networks’ (Euroview). Würzburg, Germany, 2012.
  • Application and Quality of Experience Aware Resource Management in Wireless Access Networks. Wamser, Florian; Hock, David; Seufert, Michael; Pries, Rastin; Tran-Gia, Phuoc. Würzburg, Germany, 2012, March.
  • Combined Control for QoE Optimization in Access Networks. Hock, David; Wamser, Florian. G-Lab Statusmeeting, Seminaris CampusHotel, Berlin, 2012, February 14.
2011[ to top ]
  • Characterization of BitTorrent Swarms and their Distribution in the Internet. Hoßfeld, Tobias; Lehrieder, Frank; Hock, David; Oechsner, Simon; Despotovic, Zoran; Kellerer, Wolfgang; Michel, Maximilian. In Computer Networks, 55(5), pp. 1197–1215. 2011.
  • Compact node-link formulations for the optimal single path MPLS Fast Reroute layout. Żukowski, Cezary; Tomaszewski, Artur; Pióro, Michał; Hock, David; Hartmann, Matthias; Menth, Michael. In 1st European Teletraffic Seminar (ETS). Poznan, Poland, 2011.
  • ResiLyzer: Ein Werkzeug zur Analyse der Ausfallsicherheit in paketvermittelten Kommunikationsnetzen. Hock, David; Hartmann, Matthias; Schwartz, Christian; Menth, Michael. Kiel, Germany, 2011, March.
  • Loop-Free Convergence using Ordered FIB Updates: Analysis and Routing Optimization. Hock, David. 8th International Workshop on the Design of Reliable Communication Networks (DRCN), Krakow, Poland, 2011, October 12.
  • ToMaTo - a network experimentation tool. Schwerdel, Dennis; Hock, David; Günther, Daniel; Reuther, Bernd; Müller, Paul; Tran-Gia, Phuoc. In 7th International ICST Conference on Testbeds and Research Infrastructures for the Development of Networks and Communities (TridentCom 2011). Shanghai, China, 2011.
  • Compact node-link formulations for the optimal single path MPLS Fast Reroute layout. Żukowski, Cezary; Tomaszewski, Artur; Pióro, Michał; Hock, David; Hartmann, Matthias; Menth, Michael. In Advances in Electronics and Telecommunications, 2. 2011.
  • Loop-Free Convergence using Ordered FIB Updates: Analysis and Routing Optimization. Hock, David; Hartmann, Matthias; Neubert, Tim; Menth, Michael. In 8th International Workshop on the Design of Reliable Communication Networks (DRCN). Krakow, Poland, 2011.
  • ResiLyzer: Ein Werkzeug zur Analyse der Ausfallsicherheit in paketvermittelten Kommunikationsnetzen. Hock, David; Hartmann, Matthias; Schwartz, Christian; Menth, Michael. In PIK - Praxis der Informationsverarbeitung und Kommunikation, 34, pp. 158–159. 2011.
2010[ to top ]
  • Optimizing Unique Shortest Paths for Resilient Routing and Fast Reroute in IP-Based Networks. Hock, David; Hartmann, Matthias; Menth, Michael; Schwartz, Christian. In IEEE/IFIP Network Operations and Management Symposium (NOMS). Osaka, Japan, 2010.
  • QoE based Bandwidth Management Supporting Real Time Flows in IEEE 802.11 Mesh Networks. Pries, Rastin; Hock, David; Staehle, Dirk. In PIK - Praxis der Informationsverarbeitung und Kommunikation, 32. 2010.
  • ResiLyzer: A Tool for Resilience Analysis in Packet-Switched Communication Networks. Hock, David; Menth, Michael; Hartmann, Matthias; Schwartz, Christian; Stezenbach, David. In 15th International GI/ITG Conference on Measurement, Modelling and Evaluation of Computing Systems and Dependability and Fault Tolerance (MMB & DFT 2010). Essen, Germany, 2010.
  • ResiLyzer: A Tool for Resilience Analysis in Packet-Switched Communication Networks. Hock, David. 15th International GI/ITG Conference on Measurement, Modelling and Evaluation of Computing Systems and Dependability and Fault Tolerance (MMB & DFT 2010), Essen, Germany, 2010, March 16.
  • Effectiveness of Link Cost Optimization for IP Rerouting and IP Fast Reroute. Hock, David; Hartmann, Matthias; Schwartz, Christian; Menth, Michael. In 15th International GI/ITG Conference on Measurement, Modelling and Evaluation of Computing Systems and Dependability and Fault Tolerance (MMB & DFT 2010). Essen, Germany, 2010.
  • Optimizing Unique Shortest Paths for Resilient Routing and Fast Reroute in IP-Based Networks. Hock, David. IEEE/IFIP Network Operations and Management Symposium (NOMS), Osaka, Japan, 2010, April 20.
  • A Policy-Based Vertical Handover System. Technical Report (471), . Pries, Rastin; Staehle, Dirk; Hock, David; Hirth, Matthias. University of Wuerzburg, 2010.
  • FIRMS - Demonstration of a Mapping System for Loc/ID Split Internet Routing in G-Lab. Hartmann, Matthias; Hock, David; Höfling, Michael; Neubert, Tim; Menth, Michael. Würzburg, Germany, 2010, July.
  • ASP7 - Experimental Facility Statistical Evaluations. Henjes, Robert; Hock, David; Schwerdel, Dennis; Müller, Paul; Tran-Gia, Phuoc. 2010, August.
  • Optimized IP-Based vs. Explicit Paths for One-to-One Backup in MPLS Fast Reroute. Pióro, Michał; Tomaszewski, Artur; Żukowski, Cezary; Hock, David; Hartmann, Matthias; Menth, Michael. In 14th International Telecommunications Network Strategy and Planning Symposium (NETWORKS 2010), Best Paper Award. Warsaw, Poland, 2010.
2009[ to top ]
  • Erzeugung und Optimierung eindeutiger kürzester Pfade für ausfallsicheres IP Routing und Fast Reroute. Hock, David. ITG Fachgruppe 5.2.1 Workshop Optimierungsverfahren, IKR Stuttgart, Germany, 2009, November 13.
  • Measurement of BitTorrent Swarms and their AS Topologies. Technical Report (464), . Hoßfeld, Tobias; Hock, David; Oechsner, Simon; Lehrieder, Frank; Despotovic, Zoran; Kellerer, Wolfgang; Michel, Maximilian. University of Wuerzburg, 2009.
  • Objective Functions for Optimization of Resilient and Non-Resilient IP Routing. Hartmann, Matthias; Hock, David; Menth, Michael; Schwartz, Christian. In 7th International Workshop on the Design of Reliable Communication Networks (DRCN). Washington, D.C., USA, 2009.
  • On QoE Provisioning for VoIP in IEEE 802.11 Mesh Networks. Hock, David. Second EuroNF Plenary Meeting, University of Kaiserslautern, Germany, 2009, June 4.
2008[ to top ]
  • QoS Provisioning in WLAN Mesh Networks Using Dynamic Bandwidth Control. Hock, David; Bayer, Nico; Pries, Rastin; Siebert, Matthias; Staehle, Dirk; Rakocevic, Veselin; Xu, Bangnan. In European Wireless 2008, p. 7. Prague, Czech Republic, 2008.
  • Testing the IQX Hypothesis for Exponential Interdependency between QoS and QoE of Voice Codecs iLBC and G.711. Hoßfeld, Tobias; Hock, David; Tran-Gia, Phuoc; Tutschku, Kurt; Fiedler, Markus. In 18th ITC Specialist Seminar on Quality of Experience. Karlskrona, Sweden, 2008.
  • Dynamic Bandwidth Control in Wireless Mesh Networks: A Quality of Experience based Approach. Pries, Rastin; Hock, David; Bayer, Nico; Siebert, Matthias; Staehle, Dirk; Rakocevic, Veselin; Xu, Bangnan; Tran-Gia, Phuoc. In 18th ITC Specialist Seminar on Quality of Experience. Karlskrona, Sweden, 2008.
  • VoIP performance in MeshBed - a Wireless Mesh Network Testbed. Bayer, Nico; Hock, David; Roos, Andreas; Siebert, Matthias; Xu, Bangnan; Rakocevic, Veselin; Habermann, Joachim. In In Proceedings of the 67th IEEE Vehicular Technology Conference (VTC) Spring 2008. Marina Bay, Singapore, 2008.
  • Testing the IQX Hypothesis for Exponential Interdependency between QoS and QoE of Voice Codecs iLBC and G.711. Technical Report (442), . Hoßfeld, Tobias; Hock, David; Tran-Gia, Phuoc; Tutschku, Kurt; Fiedler, Markus. University of Wuerzburg, 2008.