Optical networks, techno-economic modeling and analysis, network resilience, robust and survivable network design, fault detection and tolerance, dynamic placement problems.

Student supervision:
PhD
• Shakthivelu Janardhanan “Towards robust and sovereign data centers and core networks” on-going (started December 2021)
• Mario Wenning “Multilayer optical network modelling and planning tool for offline and online planning of flexible optical fiber, satellite and QKD networks” on-going (started November 2021)
• Cristian Bermúdez “Dynamic network reconfiguration and resource adaptation mechanisms for edge computing” on-going (started October 2021)
• Jasper Müller “Machine learning applications in monitoring, planning and optimization of fiber optical networks” on-going (started September 2021)
• Yagiz Özkan “Dependability assessment for softwarized networks” on-going (started May 2021)
• Saquib Amjad “Machine learning techniques towards efficient, accurate and reliable failure detection and identification in flexible optical networks” on-going (started April 2021)
• Sai Kireet Patri “Efficient multi-period Optical Network Planning” on-going (started October 2018)
• Amir Varasteh “Design, Implementation, and Evaluation of Network Resource Allocation and Reconfiguration Algorithms” to be submitted January 2022
• Elena Grigoreva “Strategic Network Planning for Converged Optical Networks” Defense: May 2020
• Petra Vizarreta ”Towards Data-driven Dependability Assurance for Softwarized Industrial Networks” Defense: October 2019
Master thesis
• “3D Placement of Optical Front Ends in LiFi Networks” Stephan Pellegrino, (ongoing)
• “Impact of noise-aware routing on different multiplexing techniques in flexible optical networks” Daniela Rivera, (ongoing)
• “Modeling and Evaluation of a Data Center Sovereignty” Shakthivelu Janardhanan, November 2021
• “Machine Learning based Fault Detection Algorithms for Long Haul Elastic Optical Networks” Isabella Dick, May 2021
• “Network Design of Survivable Converged Optical Access Networks using Optimisation” Lukas Baumbauer, December 2019
• “Game theory based content placement and pricing in connected edge networks” Anubhab Banerjee, June 2019
• “Bandwidth allocation in 10-Gigabit-capable passive optical network” Anjali Gupta, May 2018
• “Broadband Access in Rural Areas: Satellite vs. Optical Access Networks” Aftab Lateef, May 2017
Bachelor thesis
• “Analysis of network architectures by „Tunisie Telecom“ based on ADTRAN solutions” Mohamed Mahdi Besbes, June 2017

Research Projects
• CELTIC/ BMBF AI-NET ANTILLAS (01.04.2021-31.03.2024) on network reconfiguration and resource adaptation mechanisms in the context of dynamic SDN/NFV-enabled networks.
o Role: Principal Investigator and UAP1.2 “Netzstrukturen und Ressourceallokation im Zugangs- und Metronetz“ leader

• DFG Dependability of Softwarized Networks (01.05.2021 - 30.04.2024) towards the modeling, implementation and evaluation of a dependability assessment framework for softwarized networks.
o Role: Principal Investigator (with Prof. Kellerer)

• BMBF Research Hub 6G-life (15.08.2021 – 14.08.2025) TUM and TUD work on drive cutting-edge research for future 6G communication networks with a focus on human-machine collaboration.
o Role: Principal Investigator of “Zuverlässige Ende-zu-Ende Multi-Domain Kommunikation” and „Zuverlässige Fehlererkennung und –lokalisierung in optischen Netzen“.

• 6G Zukunftslabor Bayern – 6G Future Lab Bavaria (01.05.2021 – 30.04.2024) on neuartige und grundlegende Mechanismen für 6G zu erforschen, ihre Realisierbarkeit in einer Proof-of-Concept Realisierung zu demonstrieren, sie hinsichtlich einer 6G Roadmap aufzubereiten und darin weiterreichende konkrete zukunftsweisende Forschungsfragen zu skizzieren.
o Role: Contributor to TP5 „Zuverlässige, Technologie-souveräne Ende-zu-Ende Kommunikation“

• BMBF OPTICON (01.06.2019-31.05.2022) on the design, implementation and evaluation of routing, modulation and spectrum assignment algorithms able to increase the planning performance in terms of network capacity and flexibility.
o Role: Principal Investigator, AP4.4 “ Planung und Evaluierung von Referenznetzen mit Optimierung der Übertragungskapazität, Netzkosten und Energieverbrauch“ und AP5.2 „Szenarienanalyse für Fehlertoleranz“ leader

• EU eliot (01.05.2020-31.08.2021) subcontracted by DTAG to work on the techno-economic analysis of Enhanced Lighting for IoT.
o Role: Principal Investigator

• COST RECODIS (01.05.2016-30.04.2020) on Resilient Communication Services Protecting End-user Applications from Disaster-based Failures
o Role: Principal Investigator, Germany Management Committee member and leader of the WG3 “Technology-related disasters”

• DFG Optimized network planning for converged optical access networks (01.01.2016 - 31.12.2018)
o Role: Principal Investigator (with Prof. Kellerer)

• CELTIC/BMBF SENDATE PLANETS (01.03.2016-30.06.2019) on the development of a flexible control-plane using SDN, as well as on a powerful data-plane with high flexibility.
o Role: Contributor, AP 3.4 “Resilience Analysis & New Communication Concepts” and WG3 Networking Cluster “Secure and dynamic networking” Leader

• EU 5G-PPP VirtuWind “01.07.2015-30.06.2018) on Virtual and programmable industrial network prototype deployed in operational Wind park
o Role: Principal Investigator (with Prof. Kellerer), Task 2.4 “Design of techno-economic framework” and Task 5.4 “Solution assessment” leader