PRTG Traffic Grapher - User Manual
Packet Sniffing
Packet Sniffing comes into consideration if your network device(s) do not support SNMP or if you need the differentiation of the bandwidth usage by network protocol and/or IP addresses.
What is PRTG Traffic Grapher?
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.