Steinar Bjørnstad
Adjunct Senior Research Scientist
- Department
- Center for Resilient Networks and Applications
- Organisation
- Simula Metropolitan

- steinar@simula.no
Publications
2023
Miscellaneous
S. Bjørnstad, A. Tysdal and C. Lammenes
Increasing Availability of Subsea Telecom Infrastructure Through Monitoring Vibrations in Optical Fibre Subsea Cables
Talks, contributed
S. Bjørnstad
Detecting activity using fibreoptic cable
Windforce Baltic Sea 2023 Conference
Proceedings, refereed
S. Bjørnstad, J. Ali, T. Dreibholz and E. Sæthre
A Scalable Data Collection System for Continuous State of Polarisation Monitoring
Proceedings of the 23rd International Conference on Transparent Optical Networks (ICTON)
S. Bjørnstad, J. Ali, T. Dreibholz and E. Sæthre
A Scalable Data Collection System for Continuous State of Polarisation Monitoring
Proceedings of the 23rd International Conference on Transparent Optical Networks (ICTON)
T. Dreibholz, S. Bjørnstad and J. Ali
A Scalable Infrastructure for Continuous State of Polarisation Monitoring for Revealing Security and Vulnerability Impacts in Optical Networks
Proceedings of the 17th International Conference on Telecommunications (ConTEL)
S. Bjørnstad, J. Ali and T. Dreibholz
Detecting Physical Impacts by Monitoring State of Polarisation in a Live Fibre-To-The-Home Data-Communication Air-Cable
Proceedings of the 28th International Conference on Optical Fiber Sensors (OFS)
2022
Proceedings, refereed
A. Arouna, S. Bjørnstad, S. J. Ryan, T. Dreibholz, R. Sobia and A. Elmokashfi
Network Path Integrity Verification using Deterministic Delay Measurements
TMA Conference 2022
Talks, invited
S. Bjørnstad
Using the Fiber Cables as Sensors, Detecting Security Threats and Earthquakes
Netnod Technical Meeting, Sweden
2021
Posters
S. Bjørnstad and A. Gulistan
Anomaly Detection in Optical Links Using State of Polarization Monitoring
2020
Proceedings, refereed
I. Livadariu, T. Dreibholz, A. S. Al-Selwi, H. Bryhni, O. Lysne, S. Bjørnstad and A. Elmokashfi
On the Accuracy of Country-Level IP Geolocation
Applied Networking Research Workshop (ANRW)
A. Gulistan and S. Bjørnstad
Optical Fibre as a Sensor for Network Anomaly Detection
ACM SIGCOMM 2020 Workshop on Optical Systems Design
2019
Journal Articles
S. Bjørnstad, R. Veisllari, D. Chen, F. Tonini and C. Raffaelli
Minimizing Delay and Packet Delay Variation in Switched 5G Transport Networks
Journal of Optical Communications and Networking
Proceedings, refereed
R. Veisllari, S. Bjørnstad, M. Fontaine and C. Raffaelli
High-speed transport and aggregation for ethernet fronthaul with low and bounded delay
Optical Fiber Communication Conference (OFC) 2019
F. Tonini, C. Raffaelli, S. Bjørnstad, D. Chen and R. Veisllari
A Traffic Pattern Adaptive Mechanism to Bound Packet Delay and Delay Variation in 5G Fronthaul
2019 European Conference on Networks and Communications (EuCNC)
Talks, invited
S. Bjørnstad
Low latency communication from a telecom operator perspective: Examples and techniques
ECOC 2019, Dublin, Ireland
S. Bjørnstad
Hvordan redundans og optisk beskyttelsesomkopling øker oppetiden til et optisk nett
Fiber 2019, Trondheim, Norway
S. Bjørnstad
Ultra high availability in subsea cable networks
Inside Telecom 2019
S. Bjørnstad
Deploying fibre cables for international network connectivity by involving offshore installations
NGON & DCI 2019 - Nice, France
2018
Journal Articles
F. Tonini
C-RAN Traffic Aggregation on Latency-Controlled Ethernet Links
Applied Sciences
Proceedings, refereed
S. Bjørnstad
Can OTN be replaced by Ethernet?
2018 International Conference on Optical Network Design and Modeling (ONDM)
R. Veisllari
Experimental Demonstration of 100 Gb/s Optical Network Transport and Aggregation for Ethernet Fronthaul with Low and Bounded Delay
Optical Fiber Communication (OFC) 2018
S. Bjørnstad
Handling delay in 5G Ethernet Mobile Fronthaul Networks
2018 European Conference on Networks and Communications (EuCNC)
J. Zou
Field-Trial Evaluation of Low-Latency and Timing-Accurate 100G Ethernet Aggregator for Converged Mobile X-haul
ECOC 2018