As a troubleshooter for industrial Networks, I-V-G Göhringer provides not only a wide range of network knowledge, but also has the ability to solve issues caused by EMC, vibrations or temperature. The gained experience is used to expand our practical trainings and the troubleshooting kits. In addition, measuring devices from all manufacturers are classified unbiased for the different use cases, and trained in detail at its courses. With this wide collection of tools, I-V-G Göhringer is the troubleshooter that can point out problems on site from a many different directions. Through the use of its repair kits the faults can not only be detected, but can also be repaired immediately. The goal is a fault-free system. This knowledge is integrated into training courses, which can be customized according to customer requirements.