Visual Ping
Visual replacement for the standard ping utility. It helps you monitor TCP/IP targets, by sending echo requests and displaying the responses over a detailed list and a graph. It has all the functions of classical ping, and much more.
NetSendFaker
NetSendFaker allows you to send anonymous Net Send messages to anyone that is connected to the network. You can also emulate messages as if they were sent from other computer. The tool is designed with a user-friendly interface and is easy to use.
AdRem iTools
AdRem iTools is a networking toolset combining Ping, Traceroute, DNS Lookup, SNMP viewer, port/network/bandwidth scanner, and more. The tools’ output can be saved to a file (text, XML, HMTL, or Excel), while Ping or Traceroute tests can be graphed.