Prtg Network Monitor 21.0.x

Get up and running quickly with the auto-discovery feature or manually add sensors with just a few clicks. Stop reacting to downtime. Start predicting it.

PRTG 21.0.x provides three distinct ways to access monitoring data:

This was where PRTG 21.0.x really earned its keep. The new 'Historic Data' visualization was a lifesaver. He pulled up a real-time graph for the last hour, overlaying CPU Load, Memory Usage, and Disk I/O onto one chart.

The 21.0.x branch provides out-of-the-box templates and sensors for hybrid infrastructures:

Utilize the Map Designer to create visual, custom layouts of your network infrastructure. 4. Best Practices for Running 21.0.x

One of the most practical additions was the Veeam Backup Job Status Advanced sensor , which solved common errors like the "queried field is empty" message and improved reliability for monitoring idle backup jobs.

With cyber threats evolving, Paessler introduced stricter security defaults in 21.0.x. This version saw improvements in how the core server handles SSL/TLS connections and more granular user access controls. It ensures that your monitoring data—which is essentially a map of your vulnerabilities—stays out of the wrong hands. 2. The New Desktop App

Best-tested versions optimized for live enterprise environments, released roughly every 8 weeks.

Paessler updated default scanning intervals for newer sensors to improve data accuracy and reduce unnecessary network overhead.

Securing the monitoring infrastructure is vital, as PRTG holds administrative credentials for many systems across your network.

Alerting and Notifications

If you are currently evaluating or configuring your monitoring environment, let me know: What is your or infrastructure size?

Comprehensive Guide to PRTG Network Monitor 21.0.x: Features, Deployments, and Optimization

Avoid running the PRTG Core Server on a domain controller, SQL server, or exchange server. Resource contention can cause false positives in monitoring alerts.