MRTG (Multi Router Traffic Grapher) is a tool that monitors traffic on a network connections mainly using SNMP. Although useful, MRTG has its limitations, especially the complex installation on Windows systems. Many of its users have now discovered PRTG an innovative and user-friendly network and bandwidth monitoring tool.
Often described as MRTG for Windows, the PRTG product line makes network monitoring easy. The products work with (almost) all SNMP enabled devices, such as managed switches, routers and firewalls. Also WMI enabled Windows systems can be monitored as well as many other protocols. PRTG products are remarkably easy to install on Windows 2000/XP/2003/Vista/2008. Monitoring is both simple and intuitive, and can be done via a web based front end. Data retrieval and configuration is easy, and the fully skinnable web interface makes it easy to customize reports to suit your business.