kb.paessler.com

Welcome to the Paessler Knowledge Base Archive. Here, you will find articles from kb.paessler.com.Please note that this is a mere import of all questions and the corresponding replies into a new platform. The important articles were transfered manually - articles in this folder were imported automatically. We tried to keep links working, but some may fail. If you find some, please let us know. Please bear in mind that articles in this folder may contain old / outdated data.

REST (custom sensor): invalid character '$'
Hello, We are using PRTG Version 17.4.33.3283+ and we have a lot of different websites we like to monitor with the REST Custom Sensor... our websites response the health status in JSON like this but all with different services we like to check...
Fri, 29 Aug, 2025 at 3:14 PM
Is it possible to monitor for the Heartbleed leak using PRTG?
Does PRTG offer a way to monitor for the heartbleed leak? Article Comments This article applies to PRTG Network Monitor 14 or later, as well as to previous (deprecated) versions Checking Websites for the Heartbleed Leak You can use a simp...
Fri, 29 Aug, 2025 at 3:07 PM
Is there a fix for the Chromium and IE Helper modules crashing?
Both PRTG_Chromium_Helper.exe and PRTG_IE_HElper.exe are crashing consistently on our URL probes server. This is causing our URL monitors to appear as down, giving us false positives. The errors in the application event log are: Faulting applic...
Fri, 29 Aug, 2025 at 3:06 PM
Monitoring details in PRTG
I would like to know the following: 1) Bandwidth usage of our WAN at a certain period, certain point. 2) If the bandwidth usage is high, we want to know which IP, user, application, software used up the bandwidth at that certain period, certain ...
Fri, 29 Aug, 2025 at 3:05 PM
How can I where all my Bandwidth is going?
I know I can monitor bandwidth and that's great, but I want to know where the bandwidth is going. I don't want to monitor users Internet activities (like Joe spent 20 minutes on Facebook), but I do want to know where all the bandwidth is...
Fri, 29 Aug, 2025 at 3:05 PM
Simple monitoring - detection and load
I'm a learning technology developer in an multi-site education provider and we are having fairly frequent slow-downs and interruptions in inter-campus networks. Question 1. Can I setup PRTG and use it to monitor connections and connection s...
Fri, 29 Aug, 2025 at 2:59 PM
Autoupdate: Error while downloading update (HTTP/1.1 403 Forbidden)
Is updatecheck.paessler.com having issues again? Went to check auto-update status this morning after the Christmas break and I'm seeing this error logged. Article Comments Hello there, thank you for your inquiry. It should be working....
Fri, 29 Aug, 2025 at 2:59 PM
Push notifications stopped working
Several weeks ago my push notifications stopped being delivered. I cannot see why as I haven't made any changes (apart from updating PRTG). Here is the current situation: PRTG version: 16.4.28.7421 Mobile client: Android v 16.4.1.1 My mobi...
Fri, 29 Aug, 2025 at 2:57 PM
Welcome Wizard Help—Enter License Key
Can you please offer help for the PRTG setup wizard Enter License Key screen? How can I enter valid license information? Where do I get my license key from? What do I have to enter in this screen? Article Comments This article applies t...
Fri, 29 Aug, 2025 at 2:54 PM
My trial copy of PRTG is limited to 30 sensors. Do I need to re-install to get 100 sensors?
My trial copy of PRTG is limited to 30 sensors. Do I need to re-install to get 100 sensors? Article Comments Yes, please install the new version (click here to download it) and you should have the 100 sensors available :) Apr, 2015 - Perma...
Fri, 29 Aug, 2025 at 2:53 PM
PRTG - update not working
Greetings, Been using "free" PRTG to monitor my network but for some time now I wasn't able to update it. I'm trying to avoid using the "backup and restore" option and I remember asking this once but can't find i...
Fri, 29 Aug, 2025 at 2:24 PM
Can I send E-Mail via PRTG Remote probe server?
Dear Sir, Because we are afraid that there is a problem with the network of the PRTG Core Server, I would like to ask if I can send E-mail through the SMTP of the remote PRTG remote probe server. Thanks! Article Comments Dear Customer, Un...
Fri, 29 Aug, 2025 at 2:23 PM
Update free version from 16.1.21.1691 to 16.1.22.2252+
Hello, I'm trying to update my installation from 16.1.21.1691 to 16.1.22.2252+ (free license) Everytime a receive a error. I know there is a version 16.1.22.2252+ (Dutch) Nieuwe Opdracht ticket: Download van de software update was niet succ...
Fri, 29 Aug, 2025 at 2:05 PM
How to change PRTG license from Freeware to Trial?
I am using freeware (100 sensor limit) and I am officially in love with PRTG :) it's amazing . Is that possible to switch this 100 sensore freeware to a fully functional 30-days trial license (without limits in number of sensores); I am pla...
Fri, 29 Aug, 2025 at 2:04 PM
PRTG MultiBoard & PRTG app for Desktop Release Notes
Applies as of PRTG 25 and PRTG app for desktop 25.6.0 PRTG MultiBoard and PRTG app for desktop release notes Note: This changelog is a temporary solution to view updates to PRTG MultiBoard and PRTG app for desktop outside of the desktop applica...
Thu, 28 Aug, 2025 at 1:55 PM
Multiple network out to Internet, Ping through 1 specific network out
We have 2 internet providers, 1 main and 1 fail overs if main goes out. currently we dont have a automatic fail over i would like to be able possible ping to an external I.P through the main network and if it fails going through the main interne...
Wed, 27 Aug, 2025 at 2:12 PM
How to monitor ISP and be alerted if notifications need Internet?
Here is a Scenario: 1). We want to know when our ISP is down so we could fail over to our secondary ISP 2). What if both Primary and Secondary ISPs are down, how would we know without being notified by a user that is trying to access a service,...
Wed, 27 Aug, 2025 at 2:14 PM
What PRTG sensor types support IPv6?
Which of the existing sensor types can I use to query devices via the IPv6 protocol? Article Comments This article applies as of PRTG 20 Important: The following article will no longer be updated. Check the sensor's remark...
Wed, 27 Aug, 2025 at 2:14 PM
Monitoring Internet Connectivty
While I'm not running my own server, will this program allow me to monitor internet connectivity between my router and ISP? I get a slew of dropped connections every hour that range from 20 seconds to several minutes long, but whenever a tec...
Wed, 27 Aug, 2025 at 2:13 PM
Where can i find from which WAN ip a server sends his updates to the paessler server
Dear Sir I have a customer who had a problem that his WAN IP changed, he payed for a static WAN ip but it changed due to a mistake of the provider, now we want to know how long this is going on. Because every month our customer paid for a static...
Wed, 27 Aug, 2025 at 2:13 PM
Dropbox API not available
Important notice: The Common SaaS sensor type is discontinued. For possible alternatives, see the Knowledge base: What sensors are deprecated and what are their successors or alternatives? Hello, probe device sensor (Common SaaS Check) clai...
Wed, 27 Aug, 2025 at 2:05 PM
Common SaaS Check - Bing API not available
Important notice: The Common SaaS sensor type is discontinued. For possible alternatives, see the Knowledge base: What sensors are deprecated and what are their successors or alternatives? Anyone else having this problem with the SaaS Check ...
Wed, 27 Aug, 2025 at 2:05 PM
Dropbox verbindung (API?) abschalten?
Es wurde festgestellt, dass PRTG versucht regelmäßig eine Verbindung zu Dropbox herzustellen. Da wir PRTG in einem Finanzsektor Testen müssen solche Verbindungen (API's) abschaltbar sein, jedoch habe ich bisher kein Ort gefunden, an dem man ...
Wed, 27 Aug, 2025 at 2:04 PM
Can the Common SaaS Probe Be Modified
Important notice: The Common SaaS sensor type is discontinued. For possible alternatives, see the Knowledge base: What sensors are deprecated and what are their successors or alternatives? I have a few other websites that I would like to ...
Wed, 27 Aug, 2025 at 1:59 PM
Common SaaS Check Sensor Problems
Important notice: The Common SaaS sensor type is discontinued. For possible alternatives, see the Knowledge base: What sensors are deprecated and what are their successors or alternatives? Hi I have had a problem with this type of sensor ove...
Wed, 27 Aug, 2025 at 1:55 PM
Common SaaS Check sensor added after update
Important notice: The Common SaaS sensor type is discontinued. For possible alternatives, see the Knowledge base: What sensors are deprecated and what are their successors or alternatives? User Question hello, we updated to 15.4.20.4378 a...
Wed, 27 Aug, 2025 at 1:31 PM
Sensor Common SaaS Check
Important notice: The Common SaaS sensor type is discontinued. For possible alternatives, see the Knowledge base: What sensors are deprecated and what are their successors or alternatives? 88 % (Available Services) is below the warning lim...
Wed, 27 Aug, 2025 at 1:28 PM
What are the URLs/IPs used in the Common SaaS Check?
In order to use the Common SaaS Check, I need to get the PRTG server added to the proxy, with a whitelist of URLs/IPs. I've looked at the sensor but I can't see the URLs. This sensor is a great idea but it would be more useful if...
Tue, 10 Jun, 2025 at 3:13 PM
Notification Triggers. Sensor "Common SaaS Check.
I would like to disable notifications to SMS för the sensor "Common SaaS Check" under the device "PRTG Core". But I am not able to perform any changes for this sensor under the menu "Notification Triggers". T...
Tue, 10 Jun, 2025 at 4:49 PM
How can i configure Microsoft Defender sensor for Azure VMs
I am trying to add the sensor for Microsoft Defender for our Azure virtual machines. Can you share the step by step process ho ca we configure it Thank you Article Comments Hello Mohammad, Thanks for contacting us. Based on my research I...
Thu, 24 Jul, 2025 at 4:51 PM
Automatic refresh of opened searches in the ITOpsBoard
Important: We no longer maintain this article. The information might be out of date.  In place of ITOps Board, we recommend that you use the following Paessler PRTG extensions for customized service level overview, process level overviews, and ...
Tue, 15 Jul, 2025 at 1:09 PM
ITOps Board - Searching/Evaluating Values in a Field
Important: We no longer maintain this article. The information might be out of date.  In place of ITOps Board, we recommend that you use the following Paessler PRTG extensions for customized service level overview, process level overviews, and ...
Tue, 15 Jul, 2025 at 1:09 PM
how to get version of prtg
how to get version of prtg Article Comments Hello Reuven, Thank you for your message. Can you please describe what you need exactly? Are you looking for a specific version of PRTG? In this case, if you already have PRTG installed you can...
Mon, 14 Jul, 2025 at 10:13 AM
The correct way to build a PowerShell PRTG EXEXML sensor JSON output.
I thought I should give back to the forum/community which has helped me a lot over the years. I've seen a lot of people writing PowerShell which builds text manually for JSON output. That's really fraught with danger in lots of ways. Th...
Mon, 14 Jul, 2025 at 10:12 AM
SNMP Linux Meminfo sensor: Problem w/ memory buffers/cache
Update: The SNMP Linux Meminfo v2 sensor is available as of PRTG 25.2.108. The channels better align with how free and available memory is calculated in Linux as accounts for buffered and cached memory as well. I just installed an SNMP Linux M...
Thu, 10 Jul, 2025 at 5:49 PM
SNMP free Memory Issue
Update: The SNMP Linux Meminfo v2 sensor is available as of PRTG 25.2.108. The channels better align with how free and available memory is calculated in Linux and accounts for buffered and cached memory as well. Hello community, maybe you can ...
Thu, 10 Jul, 2025 at 5:48 PM
License expiration. What will be affected?
Hello, I would like to know what happens upon license expiration in PRTG? Does PRTG loose its functionality or any features? Sensor ? how to backup sensor or export/import sensor ? Thank you. Article Comments Important Notice: PRTG Netw...
Thu, 10 Jul, 2025 at 10:37 AM
Maintenance Days Left
what happens at the end of the Maintenance Days? Is it separate from the license? Important Notice: PRTG Network Monitor has moved to a subscription-based licensing model as of July 1st 2024. Perpetual licenses with maintenance renewal are n...
Thu, 10 Jul, 2025 at 10:34 AM
SYSLOG for alerting with PRTG
Hi Guys, We're running PRTG 8.1 to monitor our server and network devices. I understand that PRTG also supports alertin via syslog. I'd like to setup our PRTG core server as a syslog server and have it spit out alerts via email. Is thi...
Mon, 7 Jul, 2025 at 10:47 AM
[OPEN] Audit logging / tracking changes within the PRTG sensor configuration
Want this feature implemented, too? Please upvote by clicking Thumbs up! (Posts as a reply won't be published in this feature request thread. Read Me!) User Story As a PRTG User, I want better tracking of what actually happens within th...
Mon, 7 Jul, 2025 at 10:21 AM
sFTP sensor for Windows is it avalaible in PRTG
The SFTP Secure File Transfer Protocol sensor type is deprecated. The sensor still works but you cannot add it anew as of PRTG 25.x.107. We plan to discontinue this sensor type in a future version of PRTG. If this sensor is essential for you...
Wed, 2 Jul, 2025 at 11:30 PM
Monitor Microsoft Teams status/services?
It's possible to monitor Teams services status? Like go-to meeting or zoom? Article Comments Hi there, we have no native Sensor which is able to monitor MS Teams. Please use the EXE/Script Advanced Sensor with a script. Apr, 2020 - Pe...
Tue, 1 Jul, 2025 at 3:21 PM
How can I give input on upcoming sensors?
I want to give input on upcoming sensors. How can I do that? Article Comments How to give input on upcoming sensors If you want to share your needs and give us a better idea about how you work with different technologies, plea...
Tue, 10 Jun, 2025 at 4:33 PM
Can you provide sample CSS, JavaScript, HTML for customizing PRTG’s web interface?
I would like to see some examples and real usages of PRTG’s customization abilities. Can you show me some application and code examples which show how to customize the web GUI of PRTG? Article Comments This article applies to P...
Tue, 10 Jun, 2025 at 12:59 PM
How can I make my Python scripts work with the Script v2 sensor?
This article applies to as of PRTG 24 Python scripts for the Script v2 With the upcoming discontinuation of the Python Script Advanced sensor, we created a script breakdown to help the transition to Python scripts that you can use with the ...
Wed, 18 Jun, 2025 at 1:48 PM
How do you monitor Mikrotik CCQ in PRTG without a "0" result?
Hi, I used the Mikrotik MIB download from Mikrotik.com. I then downloaded your MIB importer, which works really well. I saved the new exported file into the \snmplibs folder. It shows up when i use SNMP Library as a new sensor. Great. Now the ...
Mon, 16 Jun, 2025 at 9:45 AM
How can I allow other users to manage my PRTG Hosted Monitor instance?
Explanation of the access rights management system in PRTG Hosted Monitor, which allows subscription owners to promote other users to manage and configure certain aspects of a PRTG Hosted Monitor instance. Access Rights Management You ...
Thu, 12 Jun, 2025 at 12:12 PM
How can I manually enable NATS JetStream on my NATS server?
This article applies as of PRTG 24.4.102 and multi-platform probe 3.0.0 NATS JetStream With multi-platform probe 3.0, we introduced data buffers. Data buffers store data when a connection drops, in this case, between a multi-platform remote pro...
Thu, 12 Jun, 2025 at 12:12 PM
How can I import a client certificate to my system certificate store to use with PRTG?
This article applies as of PRTG 25 Client certificates You can authenticate a server that connects to PRTG with a client certificate. When you set up client authentication, it increases the security and data integrity of the messages sent from ...
Wed, 11 Jun, 2025 at 12:04 PM
SNMP Monitoring against single application
I was wondering if there is a specific way to monitor a single application through SNMP regardless of PID? The way i have my sensor set up now is through the custom string template against the OID 1.3.6.1.2.1.25.4.2.1.2.7432 The last 4 ...
Wed, 11 Jun, 2025 at 12:01 PM
Sensor State Permanence After PRTG Server or Services Restart
Want this feature implemented, too? Please upvote by clicking Thumbs up! (Posts as a reply won't be published in this feature request thread. Read Me!) User story As a PRTG user, I want the PRTG cores/probes to be able to rem...
Wed, 11 Jun, 2025 at 11:57 AM
What does error code PE252 mean?
During a PRTG update, I got the following error message with the error code PE252: The installer found a legacy version of PRTG that cannot be directly updated because the integrated database has to be converted first. To resolve this iss...
Thu, 12 Dec, 2024 at 4:45 PM
How can I monitor IoT and IIoT environments with PRTG and Node-RED?
I would like to monitor my IoT and IIoT environments with PRTG to have an overview of all my IoT devices and IoT data. Is there a way to integrate my IoT devices into PRTG using Node-RED? Article Comments This article applies as of PRTG 22 ...
Fri, 6 Jun, 2025 at 2:59 PM
How can I create a SSH Script sensor that shows used disk space?
I want to use a script sensor to monitor used disk space of a volume on a Linux or Unix system via Secure Shell. How can I achieve this? Is there a script for this? Article Comments This article applies as of PRTG Network Monitor 12 Monito...
Fri, 2 May, 2025 at 1:44 PM
How can I use my Google Account credentials in PRTG?
This article applies as of PRTG 25 Google authentication with PRTG Previously, you could use your traditional Google Account email (Gmail) and password to configure PRTG authentication settings for email notifications and various sensors. Begi...
Wed, 11 Jun, 2025 at 9:36 AM
Web interfaced on blackberry
Good afternoon to all. first of all sorry for my bad english. I have installed prtg last version and it works very well. I am able to reach web interface from everywhere on my network but, if I try to connetc trought web client form black...
Tue, 10 Jun, 2025 at 10:58 PM
Sensor summary for custom library map object
Is it possible to display a sensor summary below a custom library map object representing the sensors in the the library? Article Comments Hello, I'm afraid it's not possible, sorry. Best regards Jul, 2015 - Perm...
Tue, 10 Jun, 2025 at 10:58 PM
Why is there excessive CPU load on a Cisco ASA that I monitor with PRTG?
I monitor the system health of a Cisco ASA via SNMP. Unfortunately, there occurs a CPU hog on the ASA which I cannot explain. Is it possible that ASA monitoring with PRTG somehow causes this issue with my ASA? Article Comments T...
Tue, 10 Jun, 2025 at 10:58 PM
Connection Status Handling
Hello, Does applying Connection Status Handling (Show alarm when/for all disconnected) effects device performance and overhead? I wish to apply those settings to switch with several hundreds network interfaces. Regards, Yaron Artic...
Tue, 10 Jun, 2025 at 10:58 PM
Is there a PRTG app for BlackBerry?
Does Paessler offer an app for my BlackBerry? Article Comments PRTG for Android on BlackBerry If you are running BB OS 10.3 or higher, you have access to the Amazon App Store, where you can download our PRTG for Android app. D...
Tue, 10 Jun, 2025 at 10:58 PM
Does Remote Probes effects on each other and Core server?
We have PRTG Network Monitor 15.2.17.2804 with a Core Server and a remote Probe both Physical with enough hardware resources. some times the remote probe or local probe goes to Down Status & we have to reset the PRTG Probe Service for ...
Tue, 10 Jun, 2025 at 10:58 PM
Restart windows server upon receiving email alert
Here is the scenario, I have synthetic script for user login transaction created using selenium and configured it in Jenkins tool. Jenkins executes this script every 10 minutes and if user login transaction fails , it sends an email alert...
Tue, 10 Jun, 2025 at 10:58 PM
Scheduled Task Time Window
Hi I have set up some sensors to monitor scheduled tasks, which work fine. however i would also like to define a time window of success. For example, let's say a task is set to run once per day and it fails to run (note this is not th...
Tue, 10 Jun, 2025 at 10:58 PM
no send Event to Windows Event viewer
Hello, I have set my notifications send log to Windows Event Viewer. But when my SNMP sensor go down nothing it's send to Event Viewer. In log from sensor appear the message "State Trigger activated" but it never send to W...
Tue, 10 Jun, 2025 at 10:58 PM
SNMPERR_BAD_ASN1_BUILD (SNMP error # -11)
Trying to add a sensor to a CISCO 3750 / NAME: "1", DESCR: "WS-C3750-48TS" PID: WS-C3750-48TS-S , VID: V05 , SN: CAT1117ZJAM System image file is "flash:/c3750-ipbasek9-mz.122-53.SE2/c3750-ipbasek9-mz.122-53...
Tue, 10 Jun, 2025 at 10:58 PM
How can I be sure which probe monitors a device?
Hi How can I be sure which probe is currently monitoring a device? We have multiple probes and physical sites. Originally everything was sent from the master probe. Now we have other local probes (one at each site). If I click on a devi...
Tue, 10 Jun, 2025 at 10:58 PM
custom wmi
Hi there, How do I create a WMI sensor to probe my Windows 2008 R2 server services e.g. printer manager service? All I want is to response running or Stopped back to the graph. If it is Stopped, PRTG should allow me to trigger alert. I...
Tue, 10 Jun, 2025 at 10:58 PM
How can I Error Event Log messages forward to email or syslog?
I am monitoring windows event logs with wmi event log sensor. I would like to configure email and syslog notificaton for all detected error event message. How to do it? Article Comments Hi there, First, you will need to enter ...
Tue, 10 Jun, 2025 at 10:58 PM
Besteht die Möglichkeit, Ordner nach Inhalt abzufragen?
Hallo, ich möchte gerne einen Ordner im Netzwerk abfragen, ob Dateien in diesem Ordner sind, wann sie zuletzt geändert worden sind etc. Ist dies Möglich? Article Comments Das geht mit dem Ordner-Sensor und sieht so aus: Der...
Tue, 10 Jun, 2025 at 10:58 PM
Alarms respond time report
Do we have a method to know how long time all the alarms status change from "critical" to "clear"? also how long time do the people acknowledge the alarms? do we have such reports? Because now we have an issue some peo...
Tue, 10 Jun, 2025 at 10:58 PM
Hide default status icons on a custom icon
I have made some custom status icons for my maps - these are larger versions of the default icons. These have been added using custom-styles.css and a custom map object. They work great, except the map object also contains the standard st...
Tue, 10 Jun, 2025 at 10:58 PM
Multiple http sensors for same server
I have a Windows web server. I ran the auto setup and it has 2 http sensors, and FTP sensor and and RDP sensor. My question is why does it have 2 http sensors? The server has 20 websites on it, so its not for each website. It also has ...
Tue, 10 Jun, 2025 at 10:58 PM
Send an email notification without subject
I need an email notification wehre the subject field is empty, but prtg says its mandatory and I need to write something. Is there a way to leave the subject field empty in the email notification? Kind regards Paul Article Commen...
Tue, 10 Jun, 2025 at 10:58 PM
Exchange 2013 Imapproxy
How can I monitor the Exchange 2013 Imapproxy. I need this as our CRM system keeps failing. Thanks in Advance Article Comments What exactly would you need to monitor about it? is that information available via PowerShell? J...
Tue, 10 Jun, 2025 at 10:57 PM
Rename interface
Hi, When an interface name on a switch or router is renamed, this is not automaticly discovered by PRTG. When we run a auto-discover, the interface isn't renamed, but a new instance (sensor) is added with the new name. Therefore there...
Tue, 10 Jun, 2025 at 10:57 PM
Howto set WMI Process Sensor channel to get alarm after a number of errors
Hallo, the main goal of the use case here is to get an alarm, if an application hangs. In my test case I have got an application that I have monitored for some days now via an WMI process sensor. So I have data within the channels "...
Tue, 10 Jun, 2025 at 10:57 PM
No such object (SNMP error # 222) error while using "Basic Linux Library (UCD-SNMP-MIB)"
I set up SNMP in my linux device (Ubuntu 14.04.2 LTS). Tested the configuration using Paessler SNMP tester (https://www.de.paessler.com/tools/snmptester) from the Windows 2012 server where PRTG(version 15.3.17.2995 x64) is installed - it is...
Tue, 10 Jun, 2025 at 10:57 PM
Cisco Nexus 7K No response
Hello, I own several Cisco Nexus 7000 switch, each with several hundreds active network interfaces being monitored. Every 2-3 hours I receive an error message fro most of the interfaces: No response (check: firewalls, routing, snap setti...
Tue, 10 Jun, 2025 at 10:57 PM
Default linux template sensors
Hi, All Linux hosts added thru auto-discovery have about 30 useless sensors called: Physical Disk: loop(x) and Physical Disk: ram9x). We would like to exclude those sensors permanetly for future auto-discovery runs and newly added linux...
Tue, 10 Jun, 2025 at 10:57 PM
My suggestions to PRTG
Hi, I'm working with PRTG for a few months. I really like the product, it's the best graphical, lean, beatifull monitor product i've seen. But, as always there's room for imprevement. Here are my issues/thoughts: Custom...
Fri, 6 Jun, 2025 at 11:26 AM
Meminfo error for Fedora 21
I'm getting the following intermittent error for a SSH Meminfo probe from Windows to Fedora 21: The host's system is unable to process PRTG's command: "cat /proc/meminfo". (code: PE096) Other SSH probes (disk free ...
Tue, 10 Jun, 2025 at 10:57 PM
Is it a bug in factory sensor, not able to use the Warning level.
Using stable version 15.2.16.2230 settings up a new factory sensor and having two sensors: #1:disk_free_C_percent Channel(11306,5) #2:disk_free_D_percent Channel(11306,7) The #1 sensor/channel is in error state (limit on both source ch...
Tue, 10 Jun, 2025 at 10:57 PM
The lookup "apc-ups_battery_status" does not contain a definition for "2"
I have created a custom SNMP lookup file as outlined below. <?xml version="1.0" encoding="UTF-8"?> <ValueLookup id="APC-UPS_battery_status" desiredValue="2" xmlns:xsi="http://www.w3....
Tue, 10 Jun, 2025 at 10:57 PM
95th Percentile - Single Bound
I am running on version PRTG Network Monitor 15.1.14.1778. Can PRTG create 95th percentile report or anything to show that Calculate the 95% value separately for in and out as i need to take the maximum of those two values ? What i can s...
Tue, 10 Jun, 2025 at 10:57 PM
Is it possible to clone a sensor to multiple devices
I am trying to add the same "WMI Service Monitor" Sensor to all the Windows servers devices to monitor if a specific services is running or not. I see the clone feature is one to one and I see where you can do a device template an...
Tue, 10 Jun, 2025 at 10:57 PM
The object invoked has disconnected from its clients
Today one of our customer (useing PRTG Network Monitor) had some of his workstations showing this error: "80010108: The object invoked has disconnected from its clients". What does it mean? How can we lead to it? Thanks! ...
Tue, 10 Jun, 2025 at 10:57 PM
Retrieve file version with custom sensor
I am trying to use a powershell script to retrieve the complete version of a dll file. I'm using the following script based on another post I found here, however, the sensor only displays OK on the PRTG console. It does work perfectly...
Tue, 10 Jun, 2025 at 10:57 PM
How can I stop annoying security warnings in the Windows GUI?
When using the PRTG Windows GUI, it shows Internet Explorer security warnings. How can I stop these messages? Article Comments Configure Internet Explorer for PRTG Windows GUI By default, the Windows GUI internally uses Inter...
Tue, 10 Jun, 2025 at 10:57 PM
Netflow Cisco übertragenes Volumen
Hallo, wir haben einen Cisco 4500X als Router im Einsatz und fragen dieses System per Netflow v9 ab. In den Top-Verbindungen wird das übertragene Volumen nicht korrekt dargestellt. Bei einem Test wurde ein 4Gbyte große Datei zwischen zwei...
Tue, 10 Jun, 2025 at 10:57 PM
Monitor and Report certain user logins
Hi, I want sensor and a report that will monitor for when a list of usernames has logged into a device. The report needs to pickup from the sensor and show what username has logged on to what device and at what time. Is this possible? ...
Tue, 10 Jun, 2025 at 10:57 PM
Monitor external computers
I would like to be able to monitor external computers, ie systems we have access too but not on our LAN or even WLAN. So for example a machine which is on a complete different network but we can TeamViewer too for support. Is this possibl...
Tue, 10 Jun, 2025 at 10:57 PM
PRTG is uninstalling time zone updates
We just upgraded to 15.2.17.2804. Now PRTG is uninstalling our time zone updates which is causing an error in our proprietary program. Article Comments Usually, PRTG doesn't uninstall any software. What lead you to this conc...
Tue, 10 Jun, 2025 at 10:57 PM
CPU WMI senser discover wrong number of cores
Hi, We have a server with 48 cores CPU (2x2x12) , however PRTG WMI CPU sensors auto-discover only find 32 cores. What should I do to fix it? Remark : The OS is Windows Server 2008 Thanks. Article Comments Dear Daniel Thi...
Tue, 10 Jun, 2025 at 10:57 PM
monitor webapplication in cluster
Hello, I have one web application running on a cluster of 3 servers. I have added these three servers as devices to prtg. If I add the Perfcounter IIS Application Pool to one of these devices and then stop the pool on that specific ser...
Tue, 10 Jun, 2025 at 10:57 PM
ADTran Multiplexer
Has any one out there attempted to monitor a multiplexer with PRTG? I have the MIBs from adtran. Will be giving it a go to see what i can all do, but curios if anyone out there has did this, my searches of the KB here and on google, yield n...
Tue, 10 Jun, 2025 at 10:57 PM
Set alarms to stay up till validation or for a fixed timelapse
Hello, We have a SNMP trap receiver sensor. We need it to work like this: 1. Trap received 2. Sensor is in alarm state 3. Alarm is validated 4. Alarm goes down, sensor goes to normal state Is this possible with PRTG? Worst case scen...
Tue, 10 Jun, 2025 at 10:57 PM
Trigger input/output (analog) on a Axis p8221 (for instance)
Is it possible, based on a certain sensor treshold or state (down/up) to trigger an output on any, but for instance above mentioned device? We need to trigger several inputs (non IP) so we want to connect a IP based output unit (several o...
Tue, 10 Jun, 2025 at 10:57 PM
Linux monitoring NTP
We have a group of Linux servers running SUSE Linux and we would like to monitor the NTP status. If we manually login to the servers we would do something like: # ntpq -nc peers which would return something like this: remote ...
Tue, 10 Jun, 2025 at 10:57 PM
Syslog parsing messages from Ubiquiti devices
Hello, I have PRTG sensor for syslog messages on my Probe, and Mikrotik and Ubiquiti devices send their syslog there. I noticed that there is a problem with parsing syslog messages from Ubiquiti devices. For example: http://i.imgur.com/...
Tue, 10 Jun, 2025 at 10:57 PM
Get Sensors call not showing all sensors
I am doing the following call: $url = "https://10.1.7.13/api/table.xml?content=sensors&output=csvtable&columns=tags&username=portal&passhash=xxxxxxxx"; There are objects that are now showing up in the response ...
Tue, 10 Jun, 2025 at 10:57 PM