https://www.paessler.com/Download_PRTG/30_Day_Trial
SponsoredPRTG monitors the entire network: traffic, speed, uptime, servers, routers, switches, etc. SNMP, packet sniffing, WMI, NetFlow etc. More than 200 predefined sensors. All-in-one.
Monitor complete network · Create custom dashboards · Fully featured monitoring · Try it for free
Service catalog: Network Monitoring, Bandwidth Monitoring, Server Monitoring