Ethernet is rapidly spreading across a wide range of industrial environments. This standardized, plug-and-play technology is easy to install and it works 90% of the time. But when it doesn't, it is not so easy to understand why. With more devices being added to the network and fewer people on the floor, most production and maintenance engineers are under a lot of pressure - especially since all plants want to run faster, with minimal downtime. What are some of the key troubleshooting causes and issues for industrial networks you have come across? What can you do to recognize these, locate them and solve them quickly?