Visual NetTools is a network diagnosing tool for MAC. It deals with security, administration, connection and network monitoring. It is also used to check if links with the specific host is running. The program offers a powerful ping manager which allows a visual displaying of queries and sends them at a regular time interval. TraceRoute lets solve troubleshoot connectivity problems over Internet Explorer. Netstat displays a list of your computers’ network connections (TCP, UDP, IP and connection status). The software is entirely free.