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PRTG product brochure

PRTG empowers system administrators to monitor their entire IT infrastructure. Check out our product brochure to get a concise overview of the features, functions, and benefits of PRTG.

How to choose the right monitoring solution

A good network monitoring solution is essential for a healthy and stable network. But which one is right for you? Our white paper provides you with an explanation and the selection criteria to help you decide.

Solve everyday network issues with PRTG

As a system administrator, our colleagues, supervisors, and customers look to us daily for answers to common questions, like "Why is my email down?". We provide you with 11 solutions to everyday network issues.

Enterprise IT Monitoring Guide

A free guide covering how to monitor large IT environments — addressing distributed network challenges, alert management, monitoring architecture, and tool selection.

Cloud & Hybrid IT Monitoring Guide

A free guide sharing 7 key learnings on monitoring cloud, on-premise, and hybrid IT — covering migration steps, cloud monitoring trends, and choosing the right monitoring tool.

Data Center Webinar Series

A webinar series covering data center monitoring topics including server performance, environmental monitoring, physical security, networking, cybersecurity, and application monitoring.

Email course on bandwidth monitoring

Monitoring your bandwidth helps to ensure availability of your IT infrastructure. There are four methods: SNMP, Packet Sniffing, Flow and WMI. In our 6 part course, we'll explain how they work and when you should use each one.

Monitoring applications and services

Company productivity in today’s IT age is heavily dependent on the applications and services used within the company.For this reason, these applications and services should be monitored. But how?

SNMP email course

Monitoring with SNMP is essential for anyone responsible for servers and network devices, such as hosts, routers, hubs, and switches. Our 4 part course on how to use SNMP for network monitoring will help you improve your network operations.

Learn all there is to know about SNMP

IETF1 developed Simple Network Management Protocol (SNMP) towards the end of the 80s, and it is still in use today by many devices. But why is it still the standard? What are the alternatives? And what does the future hold for SNMP?

Putting SNMP into practice

Our second SNMP White Paper focuses on the technical aspects - from the use of MIB files to the practical setup of network monitoring. We also take a look at some of the inadequacies of SNMP in modern networks.

The IT administrator's communication pack

Good communication is a must for any IT administrator to keep things running smoothly. Download our communication pack and get email templates for common scenarios, as well as some general communication advice.

IPv4 subnets cheat sheet

What a great subnet mask! Do you know how many addresses are available in this subnet? What about the Classless Inter-Domain Routing (CIDR) notation? And what is .224 in binary?

IPv6 subnets cheat sheet

Do you know the different types of headers IPv6 offers? What are the ICMPv6 error message types? And which header field is used by OSPFIGP? Don't panic, you'll find all the answers in our IPv6 cheat sheet.

Help on common error codes and messages for sysadmins

As we want to make your life as a Sysadmin as easy as possible, here's a small dictionary of the most common error codes, problems and messages caused by your systems you probably have to deal with from time to time.

The periodic table of network monitoring

Our team has developed a new overview on how to illustrate the most relevant terms and terminology of system administration. Categorized into various groups, you’ll find everything from Ai for API, Rt for Router, to Wm for WMI.

Network monitoring and risk management

We examine the risks facing IT and, in particular, network operations, and provide a three-step approach for creating an IT operational risk management strategy.

Central monitoring in distributed systems

Organizations with infrastructure at multiple sites need to keep track of the network at those locations. Find out how PRTG Network Monitor can be extended to additional locations using Remote Probes. 

Software evaluation based on consumability

The abstract concept of the "consumability" of technical products was conceived by IBM for product development. But how can it be helpful in evaluating software - specifically network monitoring software?

Sustainable IT Monitoring Whitepaper

A regional whitepaper exploring sustainable IT practices in Asia-Pacific, showing how IT monitoring helps organizations reduce energy consumption and carbon footprint.

How to boost understanding of IT security

Here are 13 ways that you can raise security awareness in your organization, including what technical measures you need to take, and what to do if it's already too late. 

Shadow IT - lurking in your network

Shadow IT is IT that is used outside of the official infrastructure of a company or without clearance from administrators. From private smartphones, USB sticks, to new cloud services: Shadow IT takes on many forms.

IT monitoring in hospitals

The recent digitization of healthcare IT has led to medical devices, medical data systems, and the traditional IT infrastructure becoming intertwined. Learn how to monitor the new integrated medical landscape.

Healthcare IT - a monitoring primer

This primer introduces some of the core systems of a healthcare organization and introduces best practices to ensure a complete and reliable monitoring solution specifically for healthcare IT infrastructure.

PRTG industrial brochure

The worlds of OT and IT are interconnected. This includes PLCs, industrial PCs,  gateways, sensor technology, as well as traditional IT infrastructure components.To monitor it all, PRTG is a holistic monitoring solution that brings all elements into one view, reduces complexity and infrastructure costs, and helps ensure availability of your infrastructure.

All about IIoT

IIoT connects industrial machines & sensors to the internet, enabling real-time data, automation, and smarter monitoring across manufacturing, energy, and other industries.

How to Monitor Industrial IT with PRTG

PRTG can monitor industrial IT via edge gateways & MQTT, Node-RED for machine data, and IIoT sensors tracking temperature, humidity & power — unifying IT, OT, and IIoT in one view.

Key Challenges Facing Industrial IT

Industrial IT faces key challenges: IT/OT convergence, rising cybersecurity threats, edge gateway integration, protocol standardization, flexible cloud adoption, and managing the growing volume of IIoT data.

Native sensors to monitor industrial environments

PRTG not only “speaks” all common IT protocols and languages, but also offers native sensors for universal protocols like MQTT or standards like Modbus TCP and OPC UA.

Free White paper: IT/OT convergence

In modern industrial IT, the right teams need the right data. Our guide shows you how to implement holistic monitoring that brings elements from IT, OT and IIoT into your dashboards.

Paessler Technology Alliances

We partner with leading technology providers to ensure maximum performance and reliability — monitoring all systems, devices, traffic, and applications in your IT infrastructure.

Industrial Gateways

PRTG monitors industrial gateways in IT/OT environments in real time, tracking availability, performance, and data flow via Modbus, MQTT, and OPC UA — supporting predictive maintenance and unified IT/OT visibility.

All about OPC UA

PRTG monitors OPC UA servers and devices in industrial environments, tracking availability, performance, and data values in real time — bridging IT and OT for unified infrastructure visibility.

All about MQTT

PRTG monitors MQTT brokers and topics in IoT/IIoT environments, tracking message flow, broker health, and data payloads in real time — ensuring reliable communication across connected devices.

All about Modbus TCP

PRTG monitors Modbus TCP/RTU devices in industrial environments, reading data registers from PLCs, sensors, and machines in real time — enabling full visibility across OT and IT infrastructure.

How to Retrofit Your Industrial Environment

A practical guide to upgrading legacy factory machines with IIoT sensors — covering goal-setting, inventory, infrastructure, data analysis, and monitoring strategy.

Bringing IT and OT together: an integral part of retrofitting activites

PRTG bridges IT and OT in existing industrial plants by supporting MQTT, Modbus TCP, and OPC UA — enabling unified monitoring of legacy and modern systems via smart gateways.

Paessler PRTG and OT cybersecurity strategy

PRTG strengthens OT cybersecurity by detecting network anomalies, monitoring firewalls, IDS/IPS systems, and OPC UA activity in real time — protecting industrial networks from cyber threats.

Deep Packet Inspection for OT Network Security

Deep Packet Inspection (DPI) analyzes network traffic beyond headers to detect threats in OT environments. PRTG's packet sniffer sensors enable real-time DPI monitoring for industrial networks.