Sarajevo, Bosnia and Herzegovina

Category Archives: Networks and telecommunications

Posts related to networks or telecommunications topic.

ns-3.27 released

ns-3.27 was released on 12 October 2017 and features the following significant changes. Carrier Aggregation support was added to the LTE module. Native TCP models have been extended to include SACK and LEDBAT models. The Wi-Fi module was extended for partial 802.11ax High Efficiency (HE) support, and a new Robust Rate Adaptation Algorithm (RRPAA) rate control has been added. The traffic-control module has been […]

Read more

Quantum Key Distribution Network Simulation Module (QKDNetSim) – source code available

As the research in quantum key distribution (QKD) technology grows larger and becomes more complex, the need for highly accurate and scalable simulation technologies becomes important to assess the practical feasibility and foresee difficulties in the practical implementation of theoretical achievements. Due to the specificity of the QKD link which requires optical and Internet connection […]

Read more

New article pre-published in “Quantum Information Processing” journal

Implementation of quantum key distribution network simulation module in the network simulator NS-3 Authors Miralem Mehic, Department of Telecommunications, VSB-Technical University of Ostrava, Ostrava-Poruba, Czech Republic Oliver Maurhart, Digital Safety and Security Department, AIT Austrian Institute of Technology GmbH, Vienna, Austria Stefan Rass, Universitaet Klagenfurt, Institute of Applied Informatics, System Security Group, Klagenfurt, Austria Miroslav Voznak, Department of Telecommunications, VSB-Technical University of Ostrava, Ostrava-Poruba, Czech Republic Abstract As the research in quantum key distribution […]

Read more

Clearing Linux disk cache

For experimentation, it’s very convenient to be able to drop the disk cache. For this, we can use the special file /proc/sys/vm/drop_caches. By writing 3 to it, we can clear most of the disk cache: $ free -m total used free shared buffers cached Mem: 1504 1471 33 0 36 801 -/+ buffers/cache: 633 871 […]

Read more