https://www.paessler.com/Download_PRTG/30_Day_Trial
广告PRTG includes SNMP, NetFlow and packet sniffing, and monitors bandwidth & traffic. Monitor all of a network device’s active ports, as well as its CPU and RAM with PRTG.
Integrated Ticket System · Support Availability 24/7 · Made in Germany · All in one dashboard
Service catalog: Network Monitoring, Bandwidth Monitoring, Server Monitoring