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 Please bear in mind that articles in this folder may contain old / outdated data.

Failed Ping sensor on domain controller
I have a domain controller that is sitting in the domain controller group and has always failed ping even though I can ping it fine from the same the core server that PRTG is running from.. and the domain controller is also listed below in ...
Tue, 10 Jun, 2025 at 10:53 PM
Group status and Notification
Is there a a way of sending out a group notification if 2 sensors inside a group go down. In other words the notification must only go out if both sensors are down? Article Comments This can be done using our factory sensor. You...
Tue, 10 Jun, 2025 at 10:53 PM
Feature Request - Pause Groups
During maintenance windows for our sites we have multiple sensors we'd like to pause. Unfortunately because of how the sensors have to be organized, they're actually in multiple groups. For example our http sensors are in one gro...
Tue, 10 Jun, 2025 at 10:53 PM
Does PRTG update rewrite all the files?
Goodmorning, I recently released the official PRTG map for my company and I used some personalized element (in the PRTG Network Monitor\webroot\mapobjects directory). I see that now the server asks for an update: does the update delete al...
Tue, 10 Jun, 2025 at 10:53 PM
Alert on CPU usage on any process
How can I trigger an alert if there is any process (on a windows system) is using 100% CPU for more than 30sec ? Apparently I am too stupid to find it or this is not something PRTG can do out of the box. Article Comments Dear Sa...
Tue, 10 Jun, 2025 at 10:53 PM
Error 2003 in SNMP Tester for an Adtran NetVanta Router
Any help is appreciated, I'm trying to setup PRTG to monitor out NetVanta router which supports SNMP. I have downloaded the MIBs, converted them to the oidlib format and currently testing it against the Paessler SNMP Tester. On t...
Tue, 10 Jun, 2025 at 10:53 PM
problem setting up sensor for FW
I'm trying to setup a sensor for monitoring my 3 isp interfaces network bandwidth (incoming/outgoing) from my company firewall. I have an older version of PRTG on a system that we are retiring that has this sensor working, but I get a f...
Tue, 10 Jun, 2025 at 10:53 PM
How to enable Hit Counter for apache
Hi, how to count the users access our apps/website using PRTG. Hope u guys can help me to find it out. thanks - nazir ( PRTG Free user 100 sensor ) Article Comments That's not really PRTGs field - you might want to use too...
Tue, 10 Jun, 2025 at 10:53 PM
no such name (ifalias/x.x.x.x) (SNMPerror #2)
Hi, We recently just upgraded our Cisco 6509 and so far after the upgrade some interfaces are showing down eventhough it is up and running. The errors are "no such name (ifalias/x.x.x.x) (SNMPerror #2)" and "no such instanc...
Tue, 10 Jun, 2025 at 10:53 PM
Sunburst display sensors
I'd like to create a sunburst view including group, device and sensor. At the moment with the delivered sunburst the sensors aren't visible. Is there any way to accomplish this ? The reason why I'm asking this question: We'...
Tue, 10 Jun, 2025 at 10:53 PM
XML: Junk after document element KlimaLogg
Hi , i still get this error when i built a custom sensor to get Data from KlimaLogg Service Does somebody know what is this error for ? param ( [string]$inputfile = "C:\ProgramData\KlimaLogg.dat1" ) set-psdebug -strict $E...
Tue, 10 Jun, 2025 at 10:53 PM
TR 069 Support ?
How can I use PRTG to interface to TR069 devices? It is a bidirectional SOAP/HTTP-based protocol. Article Comments Hi Peter, I'm afraid that this protocol is not supported by PRTG. You might of course create your own scrip...
Tue, 10 Jun, 2025 at 10:53 PM
WMI Disk space not updating after drive size increase
hi, we are using wmi to manage virtual hd and after an increase or decrease the sensors dont pick up the change in size, is there anything i need to do to fix this? Article Comments Hi JamesFirth Try restart wmi services "...
Tue, 10 Jun, 2025 at 10:53 PM
RADIUS Sensor
Hi, we have updated our system to PRTG Network Monitor 15.3.18.3616 and now we use the RadiusV2 Sensor on a Windows 2012 probe to check the Radius Server on a Enterasys (Extreme) NAC appliance. On other probes this sensor works properly b...
Tue, 10 Jun, 2025 at 10:53 PM
Should I use a cluster installation or Remote Probes for monitoring multiple locations?
We are an MSP and want to monitor multiple customer locations. We do not have direct access to the customers' networks, so we use Remote Probes to gather monitoring data. How can we configure this scenario in a fail-safe way? What i...
Tue, 10 Jun, 2025 at 10:53 PM
Kanäle im WMI Sensor als nicht "Melderelevant" markieren
Guten Morgen, ich habe einen Oracle-Server der unteranderem mit einem WMI-Laufwerkssensor bestückt ist. In diesem Sensor werden mir alle Laufwerke angezeigt - in Summe 20 Laufwerke, nun sind dort zwei Laufwerke die nahezu immer voll sin...
Tue, 10 Jun, 2025 at 10:53 PM
VMware vCenter Server Virtual Appliance (vCSA) support
From what we can see the sensors related to vCenter and extended vSphere monitoring rely on a Windows-based vCenter environment. Is there any way for PRTG to monitor a vCSA (linux appliance) based vSphere setup? Our main site is a windows...
Tue, 10 Jun, 2025 at 10:53 PM
Sensor logged on User (Windows) count wrong
Hello, i have the problem that my Sensor "Looged on User" count a wrong quantity of User. I can see in the Tastmanager 19 logge don User on a XEN-Server, but the Sensor say 10 logged on Users on this Server. In the Sensor-Sett...
Tue, 10 Jun, 2025 at 10:53 PM
How can I get custom value from sensor?
I need to get custom value from ping sensor (Packet loss) and push it through EXE notification. Can't find placeholder or something to do that. Article Comments Hello Gleb, thank you for your inquiry. There are 3 distinct ...
Tue, 10 Jun, 2025 at 10:53 PM
Intermittent SNMPERR_BAD_SENDTO (SNMP error # -12)
Hi, i'm monitoring two firewalls with different types of sensors (port bandwidth, disk..). The problem is the SNMPERR_BAD_SENDTO (SNMP error # -12) error that appears intermittently. As you can see in the next log entries the sensors g...
Tue, 10 Jun, 2025 at 10:53 PM
Syslog Server Version 15.3.18.3616
The syslog server only The IP address is displayed. The Host Name field will be empty! What should I set so that it will display the hostname? I don`t want to manually enter the hostname in 500 devices!! Article Comments Hello, ...
Tue, 10 Jun, 2025 at 10:53 PM
Recently upgraded to 15.3.18.3616
I am using the Dell PowerEdge Physical disk sensor on my Dell servers and after upgrading these sensors are intermittently showing a down state with the error message "DNS could not be resolved socket error #11004(socket error #11004)&...
Tue, 10 Jun, 2025 at 10:53 PM
No Such Name (error SNMP # 2)
Hi, I am trying to add a sensor, this (SNMP Carga de CPU 1): I configure the SNMP in my ubuntu server and the configuration is fine, i download the snmp test and in the option "read device uptime" work pretty good but when i add...
Tue, 10 Jun, 2025 at 10:53 PM
Why is one connectionstate gauge backwards?
I have setup a sensor with 4 channels, 2 of which should show an error if offline. The other 2 should not be an error if they are offline. I am using prtg.standardlookups.connectionstate.stateonlineok and prtg.standardlookups.connectionst...
Tue, 10 Jun, 2025 at 10:53 PM
No Such Name (error SNMP # 2)
Hello everyone; I´m trying to set the SNMP Memory for Linux (Ubuntu) but when I finish to setting I got that error. I followed this step: It might not work to query data from a probe device via SNMP (querying localhost, 127.0.0.1, ...
Tue, 10 Jun, 2025 at 10:53 PM
Ping sensor issue
I am able to ping a remote device from my PC but i am not able to do the same using Ping sensor Article Comments Can you also ping the device from your PRTG Server pc? Sep, 2015 - Permalink i am able to ping from the dev...
Tue, 10 Jun, 2025 at 10:53 PM
Map Object Filter
For a custom map object I would like to show only channels with a specific value. I tried using filter_lastvalue_=1 but that does not work. Is possible to create this? Article Comments As far as I'm concerned that's n...
Tue, 10 Jun, 2025 at 10:53 PM
Manual Configuration Instead of Auto-Discovery
Is there a way with PRTG to pre-define a configuration if I will know the entire network configuration ahead of time, instead of relying on Auto-discovery? Article Comments You could create devices based on predefined device tem...
Tue, 10 Jun, 2025 at 10:53 PM
How do I calculate uptime % using data from PRTG?
I am trying to set up a way to calculate the percent of the time that my servers are available. This is being used to compare against a SLA as a measure of performance. I would like to be able to say that over a certain period, my servers...
Tue, 10 Jun, 2025 at 10:53 PM
How to inventory these unstable pings
Hi, As you can see on this screenshot, my internet connexion is very unstable. Sometimes I ping the dns google (8.8.8.8) at around 5ms or 50ms or 500ms or 1000ms or also packet lost... I don't want you to tell me "are you in wi...
Tue, 10 Jun, 2025 at 10:53 PM
Report by sensor type
Hi, How to generate a report for all sensors of a certain type? For example I want to have this list in a weekly report: https://myurl.x/sensors.htm?filter_type=ptfsslcertexpiration Thanks in advance! Sam Article Comments ...
Tue, 10 Jun, 2025 at 10:53 PM
Count local locked out VPN accounts on a Cisco ASA 9.x
As a admin of a firewall with vpn solution its nice to have a sensor that shows a counter for local locked out vpn accounts. I use plink inside of a batch file @echo off REM configure "Credentials for Linux/solaris/MAC OS (ssh/webm) ...
Tue, 10 Jun, 2025 at 10:53 PM
Could Not Start PRTG Core Server (Web server)
For some reason my core server stopped working. When I attempt to start the core service I get a message stating: Sorry, could not start PRTG Core Server (Web Server) Could not start webserver for http://xxx.xxx.xxx.xxx: Structural error ...
Tue, 10 Jun, 2025 at 10:52 PM
EXE/SCRIPT ADVANCED SENSOR Parameter/Variables
I am looking to use the EXE/SCRIPT ADVANCED SENSOR to run a number of SPs but the SPs have parameters/variables. In the PRTG sensors parameter settings box how would I state my parameter/variable that the SP needs to run? Article Co...
Tue, 10 Jun, 2025 at 10:52 PM
How to add multiple devices for one test
Hello Dears, I just downloaded PRTG 30 days trail version and I need to know if there's any way I can add a test to ping multiple IP's in the internet and record the value. can this be done through prtg and if yes, How? Thanks...
Tue, 10 Jun, 2025 at 10:52 PM
I Have problem about execute a batch to send SMS as notification?
I Have problem when i Execute Notification to Send SMS via EXE There is Error log from PRTG System Error sending "EXE": Access violation at address 000000000040CEE5 in module 'PRTG Server.exe'. Read of address FFFFFF...
Tue, 10 Jun, 2025 at 10:52 PM
Some of my SNMP sensors do not work after updating from PRTG 8 to PRTG 9 or later
After updating from PRTG 8.x I have some SNMP sensors that do not work anymore. All of these sensors seem to have in common that they are located in in the same network segment(s) and my PRTG system / probe system is a multihomed system (...
Tue, 10 Jun, 2025 at 10:52 PM
Probe Service or Core Service stop working after updating from PRTG 8 to PRTG 9 or later
After updating from version 8 to the current version of PRTG Network Monitor either the core server process or a probe have problems with the web server or monitoring tasks , e.g. they can not connect to systems beyond an ISA server (or sim...
Tue, 10 Jun, 2025 at 10:52 PM
Spike filter or deleting one bad value on calculated sensor
Hello, I would like to delete one bad value on a calculated sensor or set the spike filter on a calculated sensor. The sensor calculates PUE values for datacenters and it should not be possible to have this value below value 1. Due to r...
Tue, 10 Jun, 2025 at 10:52 PM
How to configure notification for distribution group email address
We use the prtg network monitor. I want to to configure notification for a distribution group email address. When the prtg uses a user address the test email is sent, but when the email address is a distribution group on o365 email is not ...
Tue, 10 Jun, 2025 at 10:52 PM
Web Application Monitoring
Hello, We are using paessler to do a lot of monitoring within our org. I am more of a developer then an admin but I have asked our network team and they aren't certain if this is possible. We have a web application that will fro...
Tue, 10 Jun, 2025 at 10:52 PM
HTTP content reported unexpected format
Hi, I recently use a HTTP content sensor to check file copy time. The script is : $time=Measure-Command -Expression {Copy-Item sourcepath destpath -Recurse -Force -Confirm:$False} write-host "<html>" write-host "<b...
Tue, 10 Jun, 2025 at 10:52 PM
Sending of SNMP Trap Messages
I would like to send SNMP Trap Messages or report on them. I have a Notification configured with the placeholder %trapmessages configured, but how can I send those messages that will include that placeholder? I don't see any triggers ...
Tue, 10 Jun, 2025 at 10:52 PM
The Windows on your probe system is too old. Please update to at least Windows Server 2008 or Window
"The Windows on your probe system is too old. Please update to at least Windows Server 2008 or Windows Vista(we strongly recommend Windows Server 2008 R2 or Windows 7). (Performance Counter error 0xB0000005)" We are getting this...
Tue, 10 Jun, 2025 at 10:52 PM
Problem with Security-Center sensor
Hi Guys, on my playground I use the preview version, now so 15.3.19.3881. Since then I have - it seems - a problem with the WMI security center sensor. On the machines concerned I have running Avast Antivirus. The sensor shows now a w...
Tue, 10 Jun, 2025 at 10:52 PM
monitoring hp procurve switches
Hi - I am trying to use PRTG to monitor my hp switches but would like to drill down into more detail, i.e. what types of traffic is flowing over each port? is this possible? At the moment I have the simple RMON sensors and traffic sensors f...
Tue, 10 Jun, 2025 at 10:52 PM
Check if process is NOT running
Hi All I want to monitor a few Windows terminalservers for a (or multiple) Windows process (e.g. cmd.exe or dropbox.exe) which should NOT run (never)!. I could script something but maybe there is a solution with the available process sens...
Tue, 10 Jun, 2025 at 10:52 PM
WMI Process Wildcard
I am trying to set up a sensor to give me the number of instances certain processes that are running. There are about 20 different versions of this process, but we want a single count. Is there a wildcard option? For example, I have proce...
Tue, 10 Jun, 2025 at 10:52 PM
Issue when adding poweshell sensor to exchange database
It appears the following error, whend adding a poweshell sensor: The Sensor can not connect to the Device using Remote-PowerShell. Ensure that remote management is enabled on the Exchange Server and the user-name and password is correct. ...
Tue, 10 Jun, 2025 at 10:52 PM
File Sensor notify if no change in file size/time stamp??
Greetings! Is there a way to have PRTG send an e-mail notification if a specific file ceases to have a constantly changing file size / modified timestamp? We have a very large and complex ERP system with a multitude of components that c...
Tue, 10 Jun, 2025 at 10:52 PM
Can I run a java program...?
Is it possible to simulate a few servers using the Paessler Multi Server Simulator and run a java program on those servers? If yes, could I be given an example? If no, what else can i do? Article Comments Sorry that's not po...
Tue, 10 Jun, 2025 at 10:52 PM
Can we setup Time of day notifications
We want to be able to notify groups of people based on the time of day, is it possible to configure emails to be sent to different people based on the time of day. Article Comments Hello Peter, Yes, this is possible. Here'...
Tue, 10 Jun, 2025 at 10:52 PM
Intermittent Request timed out (code: PE014)
Several sensors get an alarm several times a day with this error. I see that others have had the same issue, but no solution is posted in the knowledge base. How can I get around this alarm? We have a network monitor running on a big screen...
Tue, 10 Jun, 2025 at 10:52 PM
How to run prtg on Linux Server
Is it possible to run the prtg server on a Linux system. We don't have any windows systems in our network to run prtg. Article Comments Sorry, there is (and probably never will be) a native linux version of PRTG :( Sep,...
Tue, 10 Jun, 2025 at 10:52 PM
Why can’t I use EU Frankfurt as region for my Amazon CloudWatch sensor?
My Amazon Cloud service instance runs in the new eu-central-1 region. Why can’t I select EU (Frankfurt) in the region settings of the Amazon CloudWatch sensor to monitor my AWS instances? Article Comments News about Region EU (F...
Tue, 10 Jun, 2025 at 10:52 PM
PRTG Core Server Service Not Starting Automatically
After the most recent round of Microsoft updates for Server 2003 (March 2012), the PRTG Core Server Service will not start by itself. Since it is Server 2003, we cannot configure it to start delayed (as per another KB article). Has anyone e...
Tue, 10 Jun, 2025 at 10:52 PM
Alarms count graph
Hi all, in the map is it possible to have a graph representing the alarms count? I'm interested to see in last 24H the trend of alarm counts. Article Comments You'll need a HTTP XML sensor for that: Create a HTTP X...
Tue, 10 Jun, 2025 at 10:52 PM
how to configure a switch monitoring ?
I would like to supervise the availability of the sockets of a cisco 2950 switch on my network and i dont know which sensors to choose and how to proceed. thanks in advanced for helping me. I've got the freeware version of PRTG ...
Tue, 10 Jun, 2025 at 10:52 PM
Support SMS through mobile broadband
Does PRTG support sending SMS through cellular networks (say if we put a usb mobile broadband device on the server, could it send out SMS in the event that the exchange server or internet lines went down)? Article Comments Hi, ...
Tue, 10 Jun, 2025 at 10:52 PM
Increase the max number of rows in a map data table?
I'm using a filtered data table in one of my maps to show the status of all our SQL dumps. Each SQL dump is a custom EXE sensor. We have well over 50 SQL dumps. I want to show the status of every SQL dump in a filtered data table in a m...
Tue, 10 Jun, 2025 at 10:52 PM
Knowledge base change site error when not logged on
Wenn man aber hier in der Knowledgebase NICHT eingeloggt ist und dann auf activity klickt und auf Seite 2 möchte, dann kommt die Fehlermeldung dass er die seite nicht finden kann (also https://kb.paessler.com/en/activity/2) Ist man eingelog...
Tue, 10 Jun, 2025 at 10:52 PM
PRTG API and CORS: Accessing the API from JavaScript
I have noticed a number of posts about this, however nothing really up-to-date. What I am attempting to do is access the PRTG API from a client script (JavaScript) within a basic HTML5 website. This is however hampered by HTTP access cont...
Tue, 10 Jun, 2025 at 10:52 PM
How to configure allow-access-control-origin in PRTG API response headers?
Hi, I'm trying to query the PRTG API for historic data to put on an internal dashboard style website. However, whenever I try to access the historic data via xml, my Chrome tells me: Origin http://mywebsite is not allowed by Access-C...
Tue, 10 Jun, 2025 at 10:52 PM
How can I enable alarms based on Latency?
Hello Dears, How can I enable alarms based on latency (Alarms and not notifications) as when latency increase to a certain threshold it will generate a red alarm like the one that's generated when a device drop. Article Commen...
Tue, 10 Jun, 2025 at 10:52 PM
PRTG won't start automatically after Windows 10 Upgrade
After checking to make sure PRTG would be compatible with Windows 10, I went ahead and upgraded to Windows 10. After, I noticed my PRTG services weren't running. I've reinstalled without luck and restored a previously backed up conf...
Tue, 10 Jun, 2025 at 10:52 PM
Gauge scale
Hi all, can I set in the gauge graphic the max limit? As example: I'm using the gauge to show the ping in msec, I want to setup the gauge with a green area from 0 to 100, yellow area from 100 to 200, red area from 200 to 300. Atm in...
Tue, 10 Jun, 2025 at 10:52 PM
Dell PowerVault MDi Phy. Disk 0 sensor not reading properly
I have a Dell PowerVault MD3600f that gets the proper sensors for disk 1 - 23, but disk 0 looks to have the table formatted incorrectly. I have created a workaround with a custom sensor, but instead of taxing this server so much, I'...
Tue, 10 Jun, 2025 at 10:52 PM
Microsoft SQL v2 Sensor question
When adding a Microsoft SQL v2 Sensor it states that .Net4.0 is needed on the machine that is running the PRGT Probe. In the case of a default installation does this refer to the local probe where PRGT was installed? or does the Microsoft...
Tue, 10 Jun, 2025 at 10:52 PM
It is true that I don't even know how to make a virtual switch cisco 2950 superviseable
I would like to make a cisco switch 2950 superviseable Article Comments Hi, could you please give us some more details of what you want to do exactly? Thank you! Sep, 2015 - Permalink I think he meant "how to moni...
Tue, 10 Jun, 2025 at 10:52 PM
HP 4250 49.5001/49.4C01 Errors after installing PRTG
We have a couple of HP 4250 LaserJet printers installed in our network. But after we installed the PRTG software they all give randomly the 49.5001 or 49.4c01 error in the printer display. The only solutions is to reset the printers... Is i...
Tue, 10 Jun, 2025 at 10:52 PM
Migrate PRTG Cluster from Windows 7 PC's to Windows Server 2012R2 VMs
We currently have a prtg cluster consisting of one master node and one failover node located in two separate buildings. We also have several remote probes in other buildings. The current setup is running on windows 7 64bit PCs. What would...
Tue, 10 Jun, 2025 at 10:52 PM
Is it possible to split Core Server to a few different Core Servers?
Hello! I need help! We have Core Server x64 with about 20k sensors ( about 5k devices ) on 5 probes (1 local and 4 remote probes). It runs on virtual server extremly unstable and i think it's time to do sothing with this problem. I wan...
Tue, 10 Jun, 2025 at 10:52 PM
How to montior Cisco ASR1001 CPU Utilization
Unable to monitor ASR1001 CPU utilization. I was able to auto - discover 2900 ISRs and clone the CPU sensor to other 2900s but wont work for ASR1000. Does anyone know what the MIB is for cpu on asr1000 Article Comments We found ...
Tue, 10 Jun, 2025 at 10:52 PM
Device Tree View Resets with Read Only Accounts
When selecting view in my Device Tree with a Read Only account, the chosen view does not remain the default. This causes every subsequent reload of the page or refresh to revert the view to the default which is the smallest sensor size tha...
Tue, 10 Jun, 2025 at 10:52 PM
Ability to manually run script/application per sensor
Hello, I love the automation aspect of PRTG's sensors, however there are many occasions where I want to be notified of an issue without any automatic action being taken until later when I'm ready. Simple example - I want to be a...
Tue, 10 Jun, 2025 at 10:51 PM
PRTG Cluster IP
Wird der PRTG Server in einem Cluster betrieben, wie sieht das mit einer Virtuellen IP-Adresse usw... aus? Article Comments Hallo, leider verstehe ich die Frage nicht ganz. Wenn PRTG im Cluster Modus betrieben wird ist jede No...
Tue, 10 Jun, 2025 at 10:51 PM
Feature Request for Port Name Template
It's great how you can over-ride the port name template under SNMP COMPATIBILITY OPTIONS. However, I would like one additional variable for the naming: "Device Name" and/or "IPv4 Address/DNS Name." When you are ad...
Tue, 10 Jun, 2025 at 10:51 PM
MIB from TPLINK
I am trying do import MIB files from tplink switch: http://www.tp-link.com.pl/resources/software/TL-SG2452_V1_MIB_140723.zip I am using alpha and stable version of mib importer. I got information about missing modules and other errors th...
Tue, 10 Jun, 2025 at 10:51 PM
Help with Sensor Infoormation
I am using PRTG to monitor our network to see if it is worth the investment in the full product. I like the information it can give on CPU usage and memory et cetera, but when it comes to switch's and SNMP monitors it doesn't seem t...
Tue, 10 Jun, 2025 at 10:51 PM
Generate bandwidth with iperf on PRTG
Hi, One of the main tools that we need in our company is to generate bandwidth for specific amount of time to test link that was just created. Currently we are using iperf with specific lines like iperf -c 1.1.1.1 -b 10M -t 3600 -p 5999 ...
Tue, 10 Jun, 2025 at 10:51 PM
80070005 - Access is denied
I have tried all the methods that is mentioned in the related posts but not able to solve the issue can anyone please help me here. Article Comments Hi Guys, I would appreciate if any one can help me here. Regards, Add ...
Tue, 10 Jun, 2025 at 10:51 PM
How do I monitor datastore disk space on an ESX server?
We are looking to monitor the VMFS datastores on an ESX 4.1 server. Just wondering the best way to go about this. Article Comments we are already working on it. Dec, 2010 - Permalink Do we have any idea when this may be...
Tue, 10 Jun, 2025 at 10:51 PM
Remote probe not connecting to PRTG core server
I have followed all the steps mentioned here (https://www.paessler.com/manuals/prtg/remote_probe_setup) & here (https://www.paessler.com/manuals/prtg/remote_probe_quick_install), have even opened the port 23560 in my firewall for all in...
Tue, 10 Jun, 2025 at 10:51 PM
Extract a numeric value using a regular expression
Hi all, I have a string snmp sensor and I used a REGEX in order to "Extract a numeric value using a regular expression". the value of the SNMP field may be: a string with a number (to be extracted), or empty It works perfect, but ...
Tue, 10 Jun, 2025 at 10:51 PM
Layer 2 network map
Does PRTG have an automatic method for making layer 2 network maps? I'm not a networking guy so I may be using the wrong terminology but what I'm looking for is a map/diagram that show the following: Scenario 1 24 port switch 1 8...
Tue, 10 Jun, 2025 at 10:51 PM
Importing devices
I'm currently evaluating PRTG and I've never been a big fan of auto discovery. Is there a method to import devices via CSV? I wish to import as much information about each device as possible. With other products I have used the e...
Tue, 10 Jun, 2025 at 10:51 PM
No such object (error SNMP # 222)
¡Ha fallado el escaneo por objetos de monitorización disponibles! Mensaje de error No such object (error SNMP # 222) Tipo de sensor Biblioteca SNMP Aparato FW CENTRAL (10.1.10.45) ----------------------- New Test ----------------------- ...
Tue, 10 Jun, 2025 at 10:51 PM
IS there a way to segregate all the 5 star and 4 star logs in PRTG and download them
We are trying to check the frequecy of critical and high alerts, hence we require the logs to check. Is there a way to pull only the critical and high alert logs of all the sensors that were up and down for 1 month in PRTG? Please advice ...
Tue, 10 Jun, 2025 at 10:51 PM
How to monitor multiple windows services in 1 sensor?
I'm looking for a way, custom sensor or not, to be able to monitor a list of windows services without having to have them all created as a separate sensor and then monitored. Would also need this to be able to restart services if they f...
Tue, 10 Jun, 2025 at 10:51 PM
the remote server returned an error:(407) Proxy authentication required.
Hi All, PRTG is asking for proxy credentials even though it is disabled under core and probes settings. This is happening with vmware virtual machine SOAP sensor and unable to connect at all. Article Comments Dear abhishekg ...
Tue, 10 Jun, 2025 at 10:51 PM
Probe Device Disconnected
PRTG Probe Service and PRTG Core Server Service are running, still PRTG shows "Probe device disconnected". Web server is running, all else appears normal. Server is reachable by any means, no apparent errors found in System or App...
Tue, 10 Jun, 2025 at 10:51 PM
Microsft Edge
It is not a problem, as much as a question, Is Microsoft Edge a recommended browser? How do the different browsers rank now? Article Comments Hi Dave, We still recommend to use Google Chrome for the best performance, but you c...
Tue, 10 Jun, 2025 at 10:51 PM
SSH VMWare ESX(i) Disk Sensor error
When using the SSH VMWare ESX(i) Disk Sensor, we get the following error Device is not compatible (can not parse reply data). (code: PE094) What could be wrong ? SSH is on on the ESXi host and we use correct credentials. Best Regards Da...
Tue, 10 Jun, 2025 at 10:51 PM
Monitor and warn when process runs too long?
Now, I know it's usually that you want processes and the like to be up, which of course is no real problem setting up sensor for, but with our new PRTG installation the thought about an existing problem game up on out team, so I figured...
Tue, 10 Jun, 2025 at 10:51 PM
Problem mit einigen Sensoren
Sehr geehrte Damen und Herren, ich habe Probleme mit folgenden Sensor. esxservervmsensor Bei allen meinen Virtuellen Host habe ich die folgende Fehlermeldung: The object has already been deleted or has not been completely created Di...
Tue, 10 Jun, 2025 at 10:51 PM
SNMP channel
so I was able to import the MIB however the defacto value for charting, alerting, etc is #/s...but I want just #...otherwise since this is a 60sec poll, I have to times the value by 60 and that well just skews things a bit... if I need to...
Tue, 10 Jun, 2025 at 10:51 PM
Scanning Interval for Custom Sensor in PRTG
Hello Experts, I am stuck in a weird situation, Actually I am trying to configure PRTG's EXE/XML Advance sensor that runs a powershell script what my scripts does is that it takes values of a system and stops for a period lets say 5 m...
Tue, 10 Jun, 2025 at 10:51 PM
What can percentiles tell me about my monitoring data?
I want to generate a report of a sensor’s historical data and PRTG asks me if I want to include percentiles. Should I? Are they useful? Article Comments This article applies to PRTG Network Monitor 15 or later The Value Percen...
Tue, 10 Jun, 2025 at 10:51 PM
Is it possible to reuse SSH sessions?
Hi, I have a probe running a handful of custom SSH scripts against a remote Tomato-based router. It opens a new SSH session for each script, at each sampling interval. The connection overhead is not insignificant (i.e. long execution ti...
Tue, 10 Jun, 2025 at 10:51 PM
PRTG migrate
Hi all, I have a old prtg v8 server, Can i move it installation to a new prtg v15 server to replace it? Thank a lot. Article Comments Dear GaryLeong It is not directly possible to go from PRTG 8 to 15. A partial migration (l...
Tue, 10 Jun, 2025 at 10:51 PM