Fluke Networks - NetTool Series II
NetTool Series II combines powerful NetProve diagnostics, inline Gigabit vision, digital IntelliTone technology and network, IP Phone and PC configuration testing in one palm-sized tool. Solve PC-to-network connectivity problems faster with NetTool. See inline between the PC and network to quickly verify connection speed, duplex, utilisation, link configuration, health information and network resources. View services offered, name, IP address and subnet. Problem log alerts, duplicate IPs, unanswered DNS queries, TCP/IP connection failures and more
More info at:
http://www.flukenetworks.com/fnet/en-au/products/NetTool/