The LanExpert combines all the necessary test functions for an Ethernet network. The device is easily operated using a colored touch screen and combines complete test and analysis functions in one portable, robust device. Depending on requirements, cable testers, network and packet analyzers and traffic generators are used for operational monitoring, throughput testing and troubleshooting in a LAN. The LanExpert offers all of this and more in a single handy tester, and is so small that it fits in almost any "pocket" and at an unbeatable price.