Welcome to the Chair of Communication and Distributed Systems at RWTH Aachen University. The chair, headed by Prof. Dr.-Ing. Klaus Wehrle, conducts research in diverse areas related to computer networks and distributed systems:
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COMSYS researcher Marlena Flüh presented her work on FAIR graph retrieval-augmented generation at the IEEE International Conference on Knowledge Graphs (ICKG) 2025 in Limassol, Cyprus.

COMSYS researcher Ina Fink attended the IEEE Conference on Local Computer Networks (LCN) 2025 in Sydney, where she presented her latest work on access control for industrial control systems.
Introductory courses in basic technology in data communication and operating systems
Introduction to Data Communication and Computer Networks
Proseminar on enduring research topics in networks and the Internet
This elective lecture introduces advanced networking techniques, focusing on scalability, reliability, and performance in modern networks. Topics include Peer-to-Peer systems, cloud computing, Software Defined Networking, sensor networks, and the Internet of Things.
This elective lecture explores the fundamentals of wireless communication, focusing on the unique challenges of mobility and security in wireless networks. Topics include Wi-Fi, mobile cellular networks, secure mobility protocols, and routing in mobile multi-hop networks.
This seminar explores advanced topics in Internet technology, including cyber-physical systems, network architectures, security, and systems analysis. Students will present their research in a talk, write a detailed paper, and participate in peer reviews and discussions.
Block seminar on recent research in advanced Internet technology
This seminar explores advanced topics in advanced Internet technology, including cyber-physical systems, network architectures, security, and systems analysis. Students will present their research in a talk, write a detailed paper, and participate in peer reviews and discussions.
Block seminar on recent advances in Internet technology
In this bachelor lab, students will build a mini-Internet by configuring routing protocols like OSPF and BGP and implement a transport protocol based on a provided specification. The course emphasizes practical skills in networking, software development, and teamwork, with a focus on testing and performance evaluation.
This proseminar explores key topics in communication networks with a focus on Security & Privacy, covering both enduring research and emerging trends. Participants will work in pairs to write, review, and present scientific papers while attending preparatory lectures and a literature research course.
This proseminar explores key topics in communication networks, covering both enduring research and emerging trends. Participants will work in pairs to write, review, and present scientific papers while attending preparatory lectures and a literature research course.