piwik-script

Deutsch Intern
Chair of Computer Science III

Dipl.-Inf. Steffen Gebert


 

 

May 2011 - Dec 2016

Dissertation:

Architectures for Softwarized Networks and their Performance Evaluation

Publications

2022[ to top ]
  • Anonymized GTP Tunnel Trace in Mobile IoT. Raffeck, Simon; Geißler, Stefan; Krolikowski, Michael; Gebert, Steffen; Hoßfeld, Tobias. 2022, February.
  • Data Usage in IoT: A Characterization of GTP Tunnels in M2M Mobile Networks. Raffeck, Simon; Geißler, Stefan; Krolikowski, Michael; Gebert, Steffen; Hoßfeld, Tobias. In 2nd IFIP/IEEE International workshop on Fully-Flexible Internet Architectures and Protocols for the Next-Generation Tactile Internet (FlexNGIA). 2022.
2021[ to top ]
  • Signaling Traffic in Internet-of-Things Mobile Networks. Geissler, Stefan; Wamser, Florian; Bauer, Wolfang; Krolikowski, Michael; Gebert, Steffen; Hoßfeld, Tobias. In IFIP/IEEE International Symposium on Integrated Network Management (IM 2021). Bordeaux, France (Virtual Conference), 2021.
2017[ to top ]
  • A Priori State Synchronization for Fast Failover of Stateful Firewall VNFs. Gray, Nicholas; Lorenz, Class; Müssig, Alexander; Gebert, Steffen; Zinner, Thomas; Tran-Gia, Phuoc. In Workshop on Software-Defined Networking and Network Function Virtualization for Flexible Network Management (SDNFlex 2017). Göttingen, Germany, 2017.
  • A Discrete-Time Model for Optimizing the Processing Time of Virtualized Network Functions. Zinner, Thomas; Geissler, Stefan; Lange, Stanislav; Gebert, Steffen; Seufert, Michael; Tran-Gia, Phuoc. In Computer Networks, 125, pp. 4–14. 2017.
  • SDN and NFV as Enabler for the Distributed Network Cloud. Hoffmann, Marco; Jarschel, Michael; Pries, Rastin; Schneider, Peter; Jukan, Admela; Bziuk, Wolfgang; Gebert, Steffen; Zinner, Thomas; Tran-Gia, Phuoc. In Mobile Networks and Applications. 2017.
  • Architectures for Softwarized Networks and their Performance Evaluation. Technical Report (PhD dissertation), . Gebert, Steffen. PhD dissertation. University of Wuerzburg, 2017, June.
  • 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.
  • TableVisor 2.0: Towards Full-Featured, Scalable and Hardware-Independent Multi Table Processing. Geissler, Stefan; Gebert, Steffen; Herrnleben, Stefan; Zinner, Thomas; Bauer, Robert; Jarschel, Michael. In NetSoft 2017, Best Student Paper Award. 2017.
2016[ to top ]
  • Discrete-Time Analysis: Deriving the Distribution of the Number of Events in an Arbitrarily Distributed Interval. Technical Report (498), . Gebert, Steffen; Zinner, Thomas; Lange, Stanislav; Schwartz, Christian; Tran-Gia, Phuoc. University of Wuerzburg, 2016.
  • ZOOM: Lightweight SDN-based Elephant Detection. Gebert, Steffen; Geissler, Stefan; Zinner, Thomas; Nguyen-Ngoc, Anh; Lange, Stanislav; Tran-Gia, Phuoc. In First International Workshop on Programmability for Cloud Networks and Applications (PROCON). Würzburg, Germany, 2016.
  • Performance Modeling of Softwarized Network Functions using Discrete-Time Analysis. Gebert, Steffen. Fachgruppentagung ITG 5.2.1, Technische Universität Hamburg-Harburg, 2016, August 31.
  • Demonstrating a Personalized Secure-By-Default Bring Your Own Device Solution Based on Software Defined Networking. Gebert, Steffen; Zinner, Thomas; Gray, Nicholas; Durner, Raphael; Lorenz, Class; Lange, Stanislav. Würzburg, Germany, 2016, September.
  • Simulation Framework for Distributed SDN-Controller Architectures in OMNeT++. Gray, Nicholas; Zinner, Thomas; Gebert, Steffen; Tran-Gia, Phuoc. In 8th EAI International Conference on Mobile Networks and Management (MONAMI 2016). Abu Dhabi, United Arab Emirates, 2016.
  • Performance Evaluation Mechanisms for FlowMod Message Processing in OpenFlow Switches. Nguyen-Ngoc, Anh; Lange, Stanislav; Gebert, Steffen; Zinner, Thomas; Tran-Gia, Phuoc; Jarschel, Michael. In IEEE Sixth International Conference on Communications and Electronics. Ha Long City, Vietnam, 2016.
  • Processing Time Comparison of a Hardware-Based Firewall and its Virtualized Counterpart. Gebert, Steffen; Müssig, Alexander; Lange, Stanislav; Zinner, Thomas; Gray, Nicholas; Tran-Gia, Phuoc. In 8th EAI International Conference on Mobile Networks and Management (MONAMI 2016). Abu Dhabi, United Arab Emirates, 2016.
  • Performance Modeling of Softwarized Network Functions Using Discrete-Time Analysis. Gebert, Steffen; Zinner, Thomas; Lange, Stanislav; Schwartz, Christian; Tran-Gia, Phuoc. In 28th International Teletraffic Congress (ITC). Würzburg, Germany, 2016.
2015[ to top ]
  • TableVisor: An Emulation Layer for Multi-Table OpenFlow Switches. Gebert, Steffen; Jarschel, Michael; Herrnleben, Stefan; Zinner, Thomas; Tran-Gia, Phuoc. In 4th European Workshop on Software Defined Networks (EWSDN). Bilbao, Spain, 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.
  • Performance Issues in SDN and NFV. Tran-Gia, Phuoc; Zinner, Thomas; Gebert, Steffen. University of Toronto, 2015, May 7.
  • Investigating Isolation between Virtual Networks in Case of Congestion for a Pronto 3290 Switch. Nguyen-Ngoc, Anh; Lange, Stanislav; Gebert, Steffen; Zinner, Thomas; Tran-Gia, Phuoc; Jarschel, Michael. In Workshop on Software-Defined Networking and Network Function Virtualization for Flexible Network Management (SDNFlex 2015). Cottbus, Germany, 2015.
  • Investigating the Impact of Network Topology on the Processing Times of SDN Controllers. Metter, Christopher; Gebert, Steffen; Lange, Stanislav; Zinner, Thomas; Tran-Gia, Phuoc; Jarschel, Michael. In Seventh IFIP/IEEE International Workshop on Management of the Future Internet. Ottawa, Canada, 2015.
  • Agile Management of Software Based Networks. Technical Report (493), . Gebert, Steffen; Schwartz, Christian; Zinner, Thomas; Tran-Gia, Phuoc. University of Wuerzburg, 2015.
  • Demonstrating the Optimal Placement of Virtualized Cellular Network Functions in Case of Large Crowd Events. Gebert, Steffen; Jarschel, Michael; Hoffmann, Marco. Vienna, Austria, 2015, April.
  • TableVisor: An Emulation Layer for Multi-Table OpenFlow Switches. Gebert, Steffen. Lightning Talk at 4th European Workshop on Software Defined Networks (EWSDN), Bilbao, Spain, 2015, October 1.
  • Continuously Delivering Your Network. Gebert, Steffen; Schwartz, Christian; Zinner, Thomas; Tran-Gia, Phuoc. Ottawa, Canada, 2015, May.
  • Performance Benchmarking of a Software-Based LTE SGW. Lange, Stanislav; Nguyen-Ngoc, Anh; Gebert, Steffen; Zinner, Thomas; Jarschel, Michael; Koepsel, Andreas; Sune, Marc; Raumer, Daniel; Gallenmüller, Sebastian; Carle, Georg; Tran-Gia, Phuoc. In 2nd International Workshop on Management of SDN and NFV Systems. Barcelona, Spain, 2015.
  • Specialized Heuristics for the Controller Placement Problem in Large Scale SDN Networks. Lange, Stanislav; Gebert, Steffen; Spoerhase, Joachim; Rygielski, Piotr; Zinner, Thomas; Kounev, Samuel; Tran-Gia, Phuoc. In International Teletraffic Congress (ITC 27). Ghent, Belgium, 2015.
  • Continuously Delivering Your Network (Short Paper). Gebert, Steffen; Schwartz, Christian; Zinner, Thomas; Tran-Gia, Phuoc. In IEEE/IFIP International Symposium on Integrated Network Management (IM). Ottawa, Canada, 2015.
2014[ to top ]
  • 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.
  • SDN interfaces and performance analysis of SDN components. Gebert, Steffen. 2014, September 25.
  • 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-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.
  • DevOps und Continuous Delivery. Gebert, Steffen. Datev Trendscout, Nürnberg, 2014, July 15.
  • 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.
  • OFCProbe: A Platform-Independent Tool for OpenFlow Controller Analysis. Jarschel, Michael; Metter, Christopher; Zinner, Thomas; Gebert, Steffen; Tran-Gia, Phuoc. In 5th IEEE International Conference on Communications and Electronics (IEEE ICCE 2014). Da Nang, Vietnam, 2014.
2013[ to top ]
  • 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.
2012[ to top ]
  • Internet Access Traffic Measurement and Analysis. Gebert, Steffen; Pries, Rastin; Schlosser, Daniel; Heck, Klaus. In Traffic Monitoring and Analysis (TMA) workshop co-located with the 13th Passive and Active Measurement (PAM) conference. Vienna, Austria, 2012.
  • Signaling Load and Tunnel Management in a 3G Core Network. Technical Report (484), . Metzger, Florian; Gebert, Steffen; Salzlechner, Katharina; Rafetseder, Albert; Romirer, Peter; Tutschku, Kurt. University of Wuerzburg, 2012.