Prtg: Network Monitor 21.0.x !link!
PRTG Network Monitor 21.0.x, released by Paessler in 2021, represented a significant shift in how sysadmins handle "edge case" monitoring—moving beyond standard server pings to more nuanced environmental and software-specific data. Key Features & Evolution
Web Interface
| Feature | Description | | :--- | :--- | | | Complete redesign with responsive HTML5/AJAX technology. | | Dark Mode | Added native support for low-light environments. | | PRTG Desktop | Released as the primary tool for multi-server management. | | Security | Default disabling of TLS 1.0/1.1; improved SSL certificate creation. | | Hardware | Native HPE iLO and improved Dell iDRAC monitoring. | | Containers | Native Docker monitoring capabilities. | prtg network monitor 21.0.x
Outcome:
The network monitoring stabilized. Sophia documented that PRTG 21.0.x requires proactive database maintenance and careful probe management – especially when mixing modern and legacy sensor types. PRTG Network Monitor 21
PRTG Network Monitor by Paessler AG is a widely adopted agentless infrastructure monitoring tool. Version 21.0.x, released in early 2021, marked a transitional release focusing on: Bandwidth Monitoring: Sensors on core switches track PACS
- Bandwidth Monitoring: Sensors on core switches track PACS (medical imaging) traffic, alerting before congestion impacts radiology.
- Server Health: Windows and Linux sensors monitor disk queues, memory leaks, and service status on EHR (electronic health record) servers.
- Environmental: SNMP sensors from UPS units and rack PDUs warn of power anomalies.
- Cloud Integration: HTTP sensors ping Azure AD endpoints and Office 365 availability.