Knowledge Base

Welcome to the Paessler Knowledge Base. Feel free to browse and search.

Search

Latest Articles

I want to use the new UI and API v2. What do I need to know?
This article applies as of PRTG 25 The new UI and API v2 of PRTG With PRTG 21.4.73 we introduced the first version of the new UI and API v2. The goal is to release a state-of-the-art web interface and RESTful API. In this article, you can find...
Thu, 23 Oct, 2025 at 10:58 AM
Where can I find the JSON schema against which a sensor validates my output?
This article applies as of PRTG 25.3.112 JSON schema This is the JSON schema that the Script v2, SSH Script v2, and REST JSON Data sensors verify the script or native executable output against: For more information about JSON schema, see...
Thu, 23 Oct, 2025 at 10:57 AM
What is a sensor migration?
This article applies as of PRTG 25.4.112 Sensor Migration What is a sensor migration? Long-term PRTG users may have noticed that we have recreated multiple existing sensors and marked them as “v2”. Sensor technologies are constantly updating ...
Wed, 22 Oct, 2025 at 12:35 PM
How can I use session-based authentication with the REST Custom v2 sensor?
This article applies as of PRTG 25.4.112 The REST Custom v2 sensor now supports session-based authentication. Use session-based authentication for REST APIs that require a login to retrieve a session token or cookie before making further re...
Wed, 22 Oct, 2025 at 12:22 PM
How to integrate Okta SSO into PRTG?
How can I use Okta as an SSO provider for PRTG? This article applies as of PRTG 22.x.76 Important notice: This article only applies to PRTG Network Monitor, not to PRTG Hosted Monitor. How to integrate Okta SSO into PRTG Overview of c...
Wed, 22 Oct, 2025 at 9:23 AM
How can I monitor Sophos UTM devices with PRTG?
This article applies to PRTG Network Monitor 16 or later I would like to monitor my Sophos UTM appliance with PRTG but there are no native sensors for Sophos UTM. How can I set up UTM monitoring with PRTG nevertheless? Monitoring Sophos UTM Fi...
Tue, 21 Oct, 2025 at 10:00 AM
How do I solve a Connection Refused Socket Error # 10061 in Enterprise Console and PRTG app for desktop?
This article applies to PRTG Network Monitor 14 or later When I try to connect to PRTG via the Enterprise Console or PRTG app for desktop, the software displays a socket error number 10061 and I cannot connect. However, I can still log in to ...
Tue, 21 Oct, 2025 at 9:58 AM
How do you set the community string on an SNMP sensor?
Where do I set the community string for an SNMP sensor? The SNMP Community is considered a credential and as such will be a setting on the "Device Tree" (Head to "Devices" to see the Device Tree). If you're going to ...
Tue, 21 Oct, 2025 at 9:44 AM
How can I use a trusted SSL certificate with the PRTG web interface?
This article applies to PRTG Network Monitor 19 or later I want to avoid the web browser security warning that is shown when using the PRTG default SSL certificate and a secure https connection. How can I get, install, and use such a certific...
Tue, 21 Oct, 2025 at 9:39 AM
How can I turn off auto-discovery?
Is it possible disable the auto-discovery? The auto-discovery added devices and sensors I do not want to monitor. How can I configure PRTG so that these devices are not added? Automatic auto-discovery is set on group or device level. You can ch...
Tue, 21 Oct, 2025 at 9:29 AM