https://www.paessler.com/Download_PRTG/30_Day_Trial
SponsoredMonitor all systems, devices, traffic & applications of your IT infrastructure with PRTG. Assure network performance & availability. PRTG uses SNMP, WMI, Packet Sniffing, NetFlow.
All in one dashboard · Try it for free · Create individual maps · Monitor complete network
Service catalog: Network Monitoring, Bandwidth Monitoring, Server Monitoring