· Easy to use navigation allows to drill into the live monitoring results
· Fully "skinable" web interface using HTML templates (several default skins included)
· Web server supports public access (anyone can view the data) as well as authenticated access (username/password required) with multiple user account
PRTG Traffic Grapher is an easy to use Windows software for monitoring and classifying bandwidth usage. It provides system administrators with live readings and long-term usage trends for their network devices. The most common usage is bandwidth usage monitoring, but you can also monitor many other aspects of your network like memory and CPU utilizations.