https://www.paessler.com/Download_PRTG/30_Day_Trial
广告PRTG collects and analyzes network data across virtualized applications and servers. PRTG comes with preconfigured and specially-designed sensors for virtual environments.
Trusted by Fortune 400 · Trusted by 500,000 admins · 30 day trial - no limits
Service catalog: Network Monitoring, Bandwidth Monitoring, Server Monitoring