Network Uptime

Paessler Router Traffic Grapher (PRTG)

PRTG Traffic Grapher is an easy to use Windows software for monitoring bandwidth usage as well as various other network parameters like memory and CPU utilization. It provides system administrators with live readings and periodical usage trends of leased lines, routers, firewalls, servers, and many other network devices. The most common usage is bandwidth usage monitoring, but you can also monitor many other aspects of your network.