FIND OUT MORE ABOUT
Network Admins'
Favorite Free Tools
Scrutinizer and RRDtool.
Scrutinizer is a network monitoring tool that allows users to analyze network traffic using NetFlow and sFlow. Scrutinizer diagnoses traffic congestion by displaying which hosts are using the most bandwidth and what applications they are using.
RRDtool is the OpenSource industry standard, high performance data logging and graphing system for time series data. Use it to write your custom monitoring shell scripts or create whole applications using its Perl, Python, Ruby, TCL or PHP bindings.