Here is a list of 19 Network-related Equipment categories. It encompasses a wide range including media converters, vdsl modems, vpn routers, m2m routers, etc. You can search for an overview, principle, and usage of each category, as well as find manufacturers and distributors.
*This ranking is solely among the companies registered with Metoree, sorted by the number of employees. Please use this as a rough guide to understand their scale.