Multi Router Traffic Grapher (MRTG) allows users to gather SNMP data from their MRTG is written in Perl and works on most UNIX platforms and Windows NT. Installing MRTG on a Windows box is not quite as “click and point” as some might want it to be. But then again, it is not all that difficult if you. You can download MRTG from several places: Unix, look for the *pethydro.org files, if you work with Windows, you will be happier with the *.zip files. A collection of tools and tutorials for monitoring you network. Includes MRTG for Dummies and Indexmaker for Dummies. MRTG can monitor any SNMP variable you choose, not just traffic level. You can pethydro.org Interface:x-window-system. MRTG (Multi Router Traffic Grapher) is a tool that monitors traffic on a network connections mainly using SNMP. Many of its users have now discovered PRTG Network Monitor, an innovative and user-friendly network and bandwidth monitoring tool. Often described as MRTG for Windows. Free Download MRTG - A small and effective software solution especially created to provide a means of visualizing the network traffic going. MRTG is written in perl and works on Unix/Linux as well as Windows and even Netware systems. MRTG is free software licensed under the Gnu GPL.