https://www.paessler.com › Download_PRTG › 30_Day_Trial
SponsoredPRTG monitors the entire network: speed, traffic, uptime, servers, routers, switches, etc. PRTG uses SNMP, packet sniffing, WMI, NetFlow and offers more than 200 sensor types.
30 day trial - no limits · Trusted by 500,000 admins