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 Please bear in mind that articles in this folder may contain old / outdated data.

Der angegebene Host ist unbekannt | Windows Update Status
Hallo, der Windows Update Status-Sensor läuft eigentlich gut, nur leider gibt es grade bei unseren Hyper-Vs Probleme bzw. keine Daten zurück. Es handelt sich dabei um einem physikalischem Windows 2012 R2 (nicht in der Domäne). Angesteurt ...
Tue, 10 Jun, 2025 at 10:00 PM
API PRTG
Hello, I would like to use functions for PRTG API. I remarked that function are avaible from webroot\api, but I don't know what are their usage. Is it possible to get a list of API functions and their usage ? (for example : pause....
Tue, 10 Jun, 2025 at 10:00 PM
Hintergrund-"Gitter" von Graphen entfernen
Hallo zusammen, kann man eigentlich das Hintergrund-"Gitter" von PRTG-Graphen komplett oder in einer bestimmten Achse (z.B. sollen nur horizontal diese Linien angezeigt werden) ausblenden? Gruß und Danke! Jan Article Com...
Tue, 10 Jun, 2025 at 10:00 PM
Can we change the start number for Sensor IDs?
We currently have 2 installations of PRTG running around 24,000 sensors. We are going to get a third server, but we would like the sensorID's to be different on the different servers for our ticketing system. Is there a way to stat Se...
Tue, 10 Jun, 2025 at 10:00 PM
Sharing a working custom solution
Hi I have created a DFS monitoring sensor that works and I would like to bring it to the PRTG community How can I do this? I would like to share the powershell script and screenshots of the sensor settings combined with a short descript...
Tue, 10 Jun, 2025 at 10:00 PM
Netflow v9 custom sensor
I have created a netflow v9 sensor from a device that sends flows from multiple source subnets. The netflow sensor is only displaying data from one of the many sources it's being sent. I have verified ,via packet analysis, that the mu...
Tue, 10 Jun, 2025 at 10:00 PM
What would my XML Node be?
I am trying to add an HTTP XML/REST for Palo Alto Firewall. I followed the steps described in this KB article: How to Monitor Palo Alto Firewall through XML API However, I am not sure what my XML Node is. I tried ethernet1/1, throughput,...
Tue, 10 Jun, 2025 at 10:00 PM
Whatsup import into PRTG
Hi, Is it possible to import several sensor created in WHATSUP into PRTG ? Article Comments Hello, Thank you for your KB-Post. I'm afraid there is no import tool for this. Please add the sensors manually. The Auto-Discover...
Tue, 10 Jun, 2025 at 10:00 PM
Multiple Netflow Sensors
I have a netflow v9 sensor for one device(device1). And a netflow custom v9 sensor for another device(device2). The results for the custom sensor for device2 are displaying the exact same thing as the sensor for device1. Is there a metho...
Tue, 10 Jun, 2025 at 10:00 PM
SQL Sensor to Return Positive Result if No Return?
Hi, I'm looking to create a sensor to use with SQL 2008 R2 servers to check for blocking. I have several potential custom queries which work for this, but the way they operate is under normal conditions they return nothing at all. In th...
Tue, 10 Jun, 2025 at 10:00 PM
ssh inodes sensor getting inconsistent results or no results
I had a problem with the SSH inodes sensor coming back with no information after I rebooted 4 servers. The sensor was greyed out most of the time, but would also bounce into an error state some. I tracked it down to not having one of the...
Tue, 10 Jun, 2025 at 10:00 PM
Avago Controller
Hallo, wie kann ich Raid Systeme mit den neueren Avago Controller (vormals LSI) überwachen? Article Comments Hallo, Sollte der Hersteller MIB Dateien anbieten, können Sie den MIB Importer verwenden um diese in PRTG zu importier...
Tue, 10 Jun, 2025 at 10:00 PM
Using PRTG with two domains
Hello. What I'd like to do is this: (The domains here have been changed to protect the innocent.) The PRTG server we have currently is accessible via prtg.contoso.loc , an internal domain. It uses AD authentication and it uses an i...
Tue, 10 Jun, 2025 at 10:00 PM
How can I assign a parent for a device?
I want to assign some devices (for example, VM clients) to a particular parent (a VM host). Settings for the clients to not allow me to assign a specific parent (I can apply the parent device name as a tag). Similarly, the host device setti...
Tue, 10 Jun, 2025 at 10:00 PM
why i entered trial license key, but it still only has 100 sensor
why it only has 100 sensors, when i entered new trial license key?? I just want to extend free/trial license Article Comments Dear orientorient, Thank you very much for your knowledge base post. We need to take a look at the ...
Tue, 10 Jun, 2025 at 9:59 PM
Auto-Discovery for Specific Sensor Type
Hello, Is there a method to set up auto-discovery of sensors for a category of sensor type? My specific scenario: I would like to set up regularly scheduled auto discovery for my ESX servers to add any new Virtual Machines (SOAP sensor)...
Tue, 10 Jun, 2025 at 9:59 PM
Anderer Zeitintervall bei Alarmzustand
Hallo zusammen Ich überwache mittels einem PING unsere Netzwerk-Infrastruktur. Dazu setze ich alle 30 Sekunden einen Ping uaf die IP-Adresse des Gerätes ab. Dies funktioniert alles sehr gut. Nun möchte ich aber gerne folgendes einrichte...
Tue, 10 Jun, 2025 at 9:59 PM
Can I generate a report only with peaks of WAN bandwith sensors? Algo a report with moments of WAN d
I need to generate two differets reports including WAN bandwith sensors: one thats shows me ONLY the moments of sustained peak bandwith. And the second one including ONLY downtime moments. Could I generate those tipes of automatic reporti...
Tue, 10 Jun, 2025 at 9:59 PM
Unable to Establish SSL Connection for HTTP Push Data Advanced Sensor
Good afternoon, I have setup an HTTP Push Data Advanced Sensor as described here: How can I monitor and automatically restart a service on a Linux host? I have not received any data so I attempted to run the command via the Linux sh...
Tue, 10 Jun, 2025 at 9:59 PM
Cisco AP Signal Strength
Hello, I would appreciate a little help setting up a custom SNMP sensor to monitor signal strength on a Cisco 1532E wireless bridge device. I went through and found the OID and created the oidlib via the MIB Importer. I then saved it to \...
Tue, 10 Jun, 2025 at 9:59 PM
Can I retrieve a list of devices with no sensors configured?
Is it possible to retrieve a list of devices that have no sensors configured yet? Article Comments The following script will allow you to do that. Simply save it as Get-EmptyDevices.ps1 and run it on the PRTG server within a Pow...
Tue, 10 Jun, 2025 at 9:59 PM
Generate report for devices without any sensors
Is there a way to generate a report on devices that don't have any sensors associated with them? Article Comments Why would you want to do that? There's nothing to report on ... ;) Oct, 2016 - Permalink Exactly!...
Tue, 10 Jun, 2025 at 9:59 PM
Recover the setup files and license
Hi, I need to change the Prtg from the server that is actually installed, but the old system administrator didn't leave the setup files nor the serial, how can I get this? Article Comments Hi there. You can find this withi...
Tue, 10 Jun, 2025 at 9:59 PM
System Error. Code: 87. The parameter is incorrect
Hi, I am trying to clone the windows api sensor and get system error 87 (The parameter is incorrect). This happens at the time of start-up sensor. This sensor is working on identical server (this is a cluster of two nodes). i have no idea ...
Tue, 10 Jun, 2025 at 9:59 PM
Can I change the name column width of a Device Tree in a custom map?
I know how to change the default name column width of the default device tree view (in _Prtg.Core.js), but this setting does not apply to a device tree in a custom map. Is there a way to change name columnwidth in a map also? Thank you. ...
Tue, 10 Jun, 2025 at 9:59 PM
Data collection
Hi , Could you tell me when software is up and running, does that data send back to your server? Or just all the data store in locally. Thanks. Article Comments I think you are asking if PRTG sends your monitoring data (Or...
Tue, 10 Jun, 2025 at 9:59 PM
Create a device tree with down devices in maps
Hi all, We are trying to create a map for our customers. We want customer to see the servernames on the map, but only those servers which have status "down". To accomplish this, we are creating a custom map object based on a c...
Tue, 10 Jun, 2025 at 9:59 PM
Is it possible for a factory sensor to inherit channel thresholds?
I'm creating factory sensors for each of my app environments as kind of a rollup of everything that's going on, and I'd like the channels in the factory sensor to display the red-yellow-green thresholds that their child sensor/c...
Tue, 10 Jun, 2025 at 9:59 PM
Monitor w3wp memory usage
Hi, I would like to monitor several w3wp process memory usage per application pool. I have several Application pools running on IIS and I would like to monitor the w3wp process of each one for memory usage and alert on threshold. Is it poss...
Tue, 10 Jun, 2025 at 9:59 PM
How to remove Notification Tab for certain users
Hi, I would like to remove the Notification tab to users who does not require to have access to the tab. When the user log on to the Web ajax, he/she does not need to see the Notification tab. Thanks Article Comments Setting ...
Tue, 10 Jun, 2025 at 9:59 PM
Radius Server not responding
I am trying to monitor a MS Radius server but i keep getting a error. Error - RADIUS server is not responding the configs i have are in this link https://unsee.cc/dozenibu/ Is there something that needs to be done on the MS RADIUS s...
Tue, 10 Jun, 2025 at 9:59 PM
My PRTG Server CPU 100%
My prtg server cpu up to 100% every day, and its duration is about 6 hours, after that, the cpu come to around 20 %. Could u help me to solve this issue? Thanks. Article Comments Since this will most likely require troubleshooti...
Tue, 10 Jun, 2025 at 9:59 PM
Various Channel Traffic
I have read a few posts on here about the various channel in a netflow sensor. I have been working on this a couple of days and I have included the standard channels and the list that another poster had compiled which appeared to be pretty ...
Tue, 10 Jun, 2025 at 9:59 PM
Error messages in some sensors
In the last time we got sometimes in some sensors error messages like "Access violation at address 3FF7F6E5 in module 'PRTG Probe.exe'. Execution of address 3FF7F6E5" In my opinion this messages occurs until our upda...
Tue, 10 Jun, 2025 at 9:59 PM
Does PRTG provide any sensors for monitoring of open file descriptors?
Does PRTG have any sensors that can monitor open file descriptors (preferably those associated with a specific user) on a Linux system? Background: Our organization recently experienced downtime when our LDAP server hit an open file desc...
Tue, 10 Jun, 2025 at 9:59 PM
Possible to create a notification to multiple admins?
Hi, Was wondering if it was possible to generate notifications to multiple admins in response to an increasing scale of alert? For example: Diskspace = 30% free - send an email to 3 admins Diskspace = 20% free - send an email with high im...
Tue, 10 Jun, 2025 at 9:59 PM
snmp tester not recognizing local ip address
A few weeks ago we changed the IP address of our server by adding a network card, and then disabling the old network card. I can connect to the server using the new IP address, but snmp no longer works. I started the tester and it only li...
Tue, 10 Jun, 2025 at 9:59 PM
How Can I Display Traffic Total (volume) 30 days
I am trying to create Maps to display port traffic I have the current traffic in, traffic out, total traffic, but I would like to show Traffic Total (volume) for the last 30 days? Is there an easy way to do this? Thanks, Article C...
Tue, 10 Jun, 2025 at 9:59 PM
Symantec EndPoint Protection - Always Warning Status
Hi, Using v15.3 on 2008r2 - we monitor SEP 12.1 on our workstations which PRTG helpfully added sensors for during autodiscovery once upon a time, but since the start on every PC the 2 sensors are in Warning status even though the last me...
Tue, 10 Jun, 2025 at 9:59 PM
Monitoring multiple interfaces on a switch
Currently running PRTG network monitor. Exactly how can we monitor multiple interfaces on a cisco switch. We need to know if a interfaces is up\up if it were to go down\down or if the interfaces does down. Article Comments H...
Tue, 10 Jun, 2025 at 9:59 PM
HTTP sensor: connection closed gracefully
For several HTTP sensors we get a sporadic response of "Connection closed gracefully" that vanishes by itself, without any interference. However there is no problem on the site, and also additional monitoring system does not show ...
Tue, 10 Jun, 2025 at 9:58 PM
DIfference to Pause behaviur depending on where you pause sensor
If we pause a sensor or group by right clicking we are presented with a list of possible intervals. If we try to pause the same sensor or group when it's open i PRTG and using the Pause icon in the upper right corner it does not provide...
Tue, 10 Jun, 2025 at 9:58 PM
how can i execute sql queries with a prtg sensor and save the query result?
i was watching some sql sensors in prtg and talking with a friend he told me that i can execute store procedures and sql queries and show in report the result of this query... is this true?? how can i do that? Article Comments ...
Tue, 10 Jun, 2025 at 9:58 PM
Error When adding sensor from snmp library
I added MIB of my device into MIB Importer and the saved for PRTG Network Monitor in the snmplibs folder i'm trying to add sensor from SNMP library but faced Socket Error #11004 can you help on this Article Comments Hello, ...
Tue, 10 Jun, 2025 at 9:58 PM
WMI Sensor: RPC unavailable - exchange 2013
Cannot get any WMI sensor to RPC to an Exchange 2013 server. I've checked everything down through nmap, wireshark and procmon and verified there is complete and consistent network connectivity to the server over port 135. Interesting...
Tue, 10 Jun, 2025 at 9:58 PM
SQL sensor Input Parameter
Hi. I have simple SQL query: USE BEDB SELECT TOP 1 * FROM dbo.JobHistorySummary WHERE JobName = 'dbc02 BPM-Incremental' and IsJobActive not IN ('1') ORDER BY EndTime DESC I need to change the name of the work (JobName) fo...
Tue, 10 Jun, 2025 at 9:58 PM
How to add ID column (id device) in the devicelist (Devices->Device list)
If is it possibilitt to add to the device list one new column < ID Device > ? I found devices.htm file with: columns="probegroupdevice,device,location,downsens,partialdownsens,downacksens,upsens,warnsens,pausedsens,unusualsens,...
Tue, 10 Jun, 2025 at 9:58 PM
PRTG perfomance
Why PRTG cant use all RAM and CPU of physical server? PRTG has performance issues (many ps scrips...) and CPU load is 14% and 80% available of 16GB RAM. Article Comments Hello svecm, Thank you for your question. Unfortunate...
Tue, 10 Jun, 2025 at 9:58 PM
vmWare ESX and StandBy Mode
Hello, We are running our vmWare Farm in "green mode". So we have activated the DRS and PowerManagement option so that if not needed, vCenter decide to put in standby ESXi Hypervisor. The problem is that as soon as vCenter decid...
Tue, 10 Jun, 2025 at 9:58 PM
SNMP Location String Format
How can I configure a SNMP Location that is interpreted with GPS or a Geo Location and a additional description like Building, Room, Rack, RU? It is possible and how the Format must look like? There are some parser with regular expressions?...
Tue, 10 Jun, 2025 at 9:58 PM
Imap Sensor to Forward Email Body
I would like my IMAP sensor to include content from the message body of the email it is scanning, in the notification email that gets sent to my prtg administrators. I have tried achieving this with placeholders and regular expressions, but...
Tue, 10 Jun, 2025 at 9:58 PM
Where are Maps Stored?
I'd like to know where I can find the HTML files so I can edit the maps webpage. Article Comments Dear mpaniak PRTG maps are not stored as HTML files. The map layout is saved as part of the PRTG configuration ("PRTG C...
Tue, 10 Jun, 2025 at 9:58 PM
Feature request - Dynamic warning and error limits
I use a number of custom sensors being served via the Advanced XML EXE sensor. I have tried passing the warning and error limits in the XML but this only applies to sensor creation. I would love to be able to set the values dynamically base...
Tue, 10 Jun, 2025 at 9:58 PM
Is there a way to display a prtg graph by executing a Windows command from another program?
I would like to call PRTG to display a graph from another software system. This system can execute a Windows command with parameters. Article Comments Hm, does the application simply show the graph? Or does it save the graph as...
Tue, 10 Jun, 2025 at 9:58 PM
Error: Metascan Timeout
Hi, With new version 16.2.24.3686 I have an error message "Error: Metascan Timeout" when i try to display system information hardware - users - services (not system) Bug or bad settings ? Regard Article Comments Hello,...
Tue, 10 Jun, 2025 at 9:58 PM
PRTG in a IFRAME
Hello, I would have loved to my prtg in an iframe, except that PRTG accepted for map. Response header: X-Frame-Options: DENY Is it possible to configure the web server to authorized loading prtg in an iframe? Thank you in advance...
Tue, 10 Jun, 2025 at 9:58 PM
Credentials list in my PRTG installation
Is it possible to have a list of all credentials used in my whole PRTG installation and in which group / device those credentials are used? Article Comments You could try to get this information from PRTG Configuration.dat where...
Tue, 10 Jun, 2025 at 9:58 PM
Find where inheritance is broken for settings
Is there a way to find where inheritance of credentials has been broken? Our PRTG service account keeps getting locked out but we don't know device or group is the one using the incorrect password. Is there a way to find this without lo...
Tue, 10 Jun, 2025 at 9:58 PM
dynamic map
Hi every body, i make many maps in my prtg; however i would like to know how can i make my maps dynamic. for eple if i send the url of my map to somebody it would be able to navigate to the different section on my map. Best regards thank ...
Tue, 10 Jun, 2025 at 9:58 PM
Custom script sensor storing value
I have a custom sensor that outputs this: volume:1,222,333,444 Just for testing purposes. The script runs fine and the message shows up on the sensor screen, all lights are green. However when i look at the live data table view the o...
Tue, 10 Jun, 2025 at 9:58 PM
Scanning interval setting doesn't work
I have a CPU sensor on a device that has the following settings: Scanning Interval 60 seconds When a Sensor Reports an Error Set sensor to Warning for 5 intervals, then set to "down". But when i check the Live Data on the...
Tue, 10 Jun, 2025 at 9:58 PM
Can I customize the detected condition in "Unusual" status in PRTG?
We want to define the detecting condition for "Unusual" status. I know there is some choose in System Administration => Monitoring => UNUSUAL DETECTION. But we want to set the detect pattern ourselves. Does it possible? ...
Tue, 10 Jun, 2025 at 9:58 PM
Monitoring Dell Switch temperature possible?
Hi, I cant find a sensor that will allow me to monitor the core temperatures of Dell switches. Is there perhaps one available? Thanks and regards Article Comments Hello, thank you for your KB-Post. There are no built-in...
Tue, 10 Jun, 2025 at 9:58 PM
Custom Notification EXE file
Hello, I what to accomplish this. A process sensor that monitors the memory usages of a process. When it gets to high a script to restart a service on a windows server is executed. The first part is easy. i have a sensor that monitors a...
Tue, 10 Jun, 2025 at 9:58 PM
ADO SQL v2 Sensor showing error
We've updated to Preview version 16.2.24.3624+. I wanted to add the new ADO SQL v2 Sensor to replace our depricated old ADO SQL Sensors, but I get the error message "An item with the same key has already been added." everytime...
Tue, 10 Jun, 2025 at 9:57 PM
Do Remote Probes Use Compression
I was wondering if remote sensors use compression for communication with the core server(s). Thanks, Adam T Article Comments Short answer probes talk to the host via SSL, as this is encrypted, its technically compressed in t...
Tue, 10 Jun, 2025 at 9:57 PM
monitor a folder on nas synology
I want to monitor a folder located on a synology NAS but my probe say: Login failed: Logon failure: unknown user name or incorrect password (1326) (code: PE029). Can i monitor a folder if it's not a windows folder ? Articl...
Tue, 10 Jun, 2025 at 9:57 PM
How to Auto-Acknowledge only a Specific Error Condition
I stage daily backups to an internal HDD on a machine with a remote probe. I have added a WMI HDD Health Sensor to monitor the SMART Data. Once backups are staged and then copied away, the disk spins down, at which point the sensor report...
Tue, 10 Jun, 2025 at 9:57 PM
Which html file are for which device/status monitor?
Hi there, I'm trying to do some customisation of my companies maps, however I cannot seem to find out which html files in webroot/mapopjects matches their web interface partners. Some are fairly easy to work out, such as the guages,...
Tue, 10 Jun, 2025 at 9:57 PM
Mini probe vs remote probe ports
Hello, I am evaluating the mini probe solution. I have a site with a raspbian Mini probe installed following the procédure with the Python version. The miniprobe is working fine in local but not at the remote site. My today understanding ...
Tue, 10 Jun, 2025 at 9:57 PM
Configuring notifications delivery (SMTP)
Can ESMTP be used for email delivery? I am trying to configure our own email server with PRTG. Using Telnet I am able to send emails using following commands but when I configure same settings in PRTG it says unsuccessful authentication. I ...
Tue, 10 Jun, 2025 at 9:57 PM
How can I specify "No such instance" (SNMP error # 223) as Normal/Ok?
Using an SNMP Custom String sensor, how can I specify "No such instance" (SNMP error # 223) as Normal/Ok? I have a device with dry contacts that can be monitored with SNMP. When the contacts are "closed" I get an SNMP ...
Tue, 10 Jun, 2025 at 9:57 PM
How does PRTG pass credentials??
I am trying to connect to a NAS using the Folder Sensor. I have a special application that runs on the NAS that manages the authentication of shares somehow using SAMBA. The application is Egnyte. My question is: How does PRTG pass c...
Tue, 10 Jun, 2025 at 9:57 PM
E-Mail Notification Variable
Hi, i have a site with prtg monitor and a notification to my office. now i receive mails only with variables instead the real infos. Can you help me out? **** Sensor %name * Probe %probe > Gruppe %group > Gerät %de...
Tue, 10 Jun, 2025 at 9:57 PM
EXE/SCRIPT ADVANCED SENSOR not working
Hi I'm trying to configure Scheduled job monitor using EXE/SCRIPT ADVANCED SENSOR but it keeps returning No response (code: PE002) and when i tried to run the commands parameters on the prtg server directly i got the below response (...
Tue, 10 Jun, 2025 at 9:57 PM
PRTG and Google Gauge
I just wanted to share my latest little project. I wanted to have nice gauges for my temperature sensors and found Google Charts. One of the options was a gauge with dial (https://developers.google.com/chart/interactive/docs/gallery/gauge) ...
Tue, 10 Jun, 2025 at 9:57 PM
Custom SNMP - change delta sensor interval
Hello, is it possible in Custom SNMP sensor, when using Delta (Counter) to display value in other time interval (per hour or per day) instead of per second. (for example, instead of 0.08 Wh/s it would show 288 Wh/h) Article Comments...
Tue, 10 Jun, 2025 at 9:57 PM
Where to put files belonging to a Custom Object
Hi! I created a custom object for a PRTG-Map. It does need some js, png, and swf files. Where to put these? I already tried a new folder below /public/ - but it seems like the webserver does not allow subfolders there - also it delivers o...
Tue, 10 Jun, 2025 at 9:57 PM
Filtering messages on Syslog
Hello, I have configured a device on my PRTG instalation ,added a syslog sensor to it, and a software called "Syncbackpro" on a server, sending syslog messages to the sensor. The messages are received by the sensor but almost al...
Tue, 10 Jun, 2025 at 9:57 PM
send string
Hello, If a sensor is in error, I wan't to send through http a string to activate a webserver. Is that possible ? Article Comments You can create a new notification and attach a "Execute HTTP action" event. And t...
Tue, 10 Jun, 2025 at 9:57 PM
How do a monitor PostgreSQL database performance
How do a monitor PostgreSQL database performance using the PostgreSQL sensor. Note Verify you have enabled PostgreSQL's statistics collector on your database server! postgresql.conf track_activities = on track_counts = on track_io...
Tue, 10 Jun, 2025 at 9:57 PM
The latency of my ping monitor is constantly increasing.
I am currently monitoring a service with a ping sensor but the latency is constantly increasing. After I restart server the latency stabilize. I share you the graph. Article Comments Is this behavior normal? and how can I fi...
Tue, 10 Jun, 2025 at 9:57 PM
virtual machine or hardware installation for core with only remote probes?
Hello In our environment we currently have one PRTG core server and 3 remote probes. The core only has its own 6 sensors. In total we have about 2500 sensors, distributed on those 3 remote probes. In the near future we will further add 1-...
Tue, 10 Jun, 2025 at 9:57 PM
Updated now core service will not run
I updated to 16.4.27.6719 and now my core service will start normally but will shut down after a few seconds. Event viewer shows the service shuts down with ID 1000 Article Comments Hello Matt, Plese send us first using the PR...
Tue, 10 Jun, 2025 at 9:57 PM
FTP server file count looks like not working with passive mode?
I've setup a sensor for counting files in a specific folder. But constant receiving the following alarm: 227 Entering Passive Mode Below the logs: [Probe] 26-10-2016 13:42:05 Microsoft Windows 7 Professional 6.1.7601.65536 nl-NL ...
Tue, 10 Jun, 2025 at 9:57 PM
Separate syslog to files
I'm receiving input from many devices on the Syslog sensor. Is there any way to export the output to a file for each device? We had another syslog server before that could create a daily log for each device. BR Claus Article C...
Tue, 10 Jun, 2025 at 9:57 PM
Report old down
Hello, I would like to get all device what was down yesterday, last week, ... . But, PRTG API let only get this functionality only for a specific sensor ID. Is it possible to get this information for all device in a group ? Thanks...
Tue, 10 Jun, 2025 at 9:57 PM
change disk space warning for all sensors
Hi, is there a simple way to change the warning level for all sensors from 20% to 15%? Article Comments Hello there, This can be done by navigating to "Sensors > By Tag > W > WMI Free Disk Space (Multi Disk)"...
Tue, 10 Jun, 2025 at 9:57 PM
Connect AEG-USV SNMP Adapter to PRTG
Hi, we get a new SNMP-Adapter(CS121) in our AEG-USV Protect 3.33. Now is the question how can i import the information from this SNMP-Adapter to PRTG? Did anyone try this before? Are there any code to use? Article Comments H...
Tue, 10 Jun, 2025 at 9:57 PM
nmap with mini-probe
Hello, I ma trying to use nmap on a mini probe. It is working fine with the CIDR notation. But I am not succeding to get a positive result with Single or - separated way of configuring. Any clue? Regards, JP Article Comments ...
Tue, 10 Jun, 2025 at 9:57 PM
Traffic in/out sensor graph - swap positive and negative y axis
How can I reverse the positive and negative y axis on an snmp traffic graph? Article Comments You could use the Sensor Factory sensor, include the channels and negate the values accordingly by multiplying them with -1 :) No...
Tue, 10 Jun, 2025 at 9:57 PM
Windows Server Backup Monitoring
I am looking for the best way to monitor windows server backup. Some previous knowledge base posts have led me to believe the eventlog sensor isn't able to read the the logs needed to monitor this backup service. Does anyone have any ...
Tue, 10 Jun, 2025 at 9:57 PM
How to monitor EMC Avamar clients with PRTG?
I'm looking for tips on how to monitor EMC Avamar clients using PRTG. Can you help me? Article Comments Please check out Heath Trengove's custom script sensor for monitoring EMC Avamar backup clients on GitHub: https...
Tue, 10 Jun, 2025 at 9:56 PM
How to monitor network teams on older Windows (pre 2012)?
I'd like to monitor network teams on older versions of Windows server, e.g. on Win 2008 R2. I'm looking for something similar to the PRTG network card sensor, but for a team, not only for a single interface. Can you show me how to...
Tue, 10 Jun, 2025 at 9:56 PM
PRTG NetFlow sensor stopped, can't get it working again
I have/had a NetFlow v9 sensor setup to capture data from a customers Cisco router. This was working but I needed to use it for an investigation last week and it was reporting no data received since September, I can still see historic dat...
Tue, 10 Jun, 2025 at 9:56 PM
Problem with Windows Updates sensor
Hello Guys, I have updated my playground to Windows 10 1511 (TH2). Since then Windows Uodates sensor shows a warning for "Time since last update": -1 s (Time since last update) is below the warning limit of 0 s . Time since la...
Tue, 10 Jun, 2025 at 9:56 PM
Custom-SSH-Script Return Value 2 Produce Integer Values
Hello, I have put together a bash script for a custom SSH Script Sensor so that I can monitor used INode counts. We have a Linux server that seems to spike on INode or open file usage and crashes. I should mention that I am fairly new to ...
Tue, 10 Jun, 2025 at 9:56 PM
Getting PE087 Error with custom sensor
I have written several custom sensors using a windows console app in c# using the same pattern. System.Environment.Exit(0) for success and System.Environment.Exit(2) for failure. My previously written sensors worked fine and are still wor...
Tue, 10 Jun, 2025 at 9:56 PM
subtraction of two values ??
In PRTG measure the power generated by the solar panel. The second parameter is the power consumed by the receivers. I want the power of the solar panel to subtract the power of the receiver. Where the value is approaching to zero wants to ...
Tue, 10 Jun, 2025 at 9:56 PM
Custom Gauge Colours
Hi All, I've been loading in a APC Automatic Transfer Switch (ATS) into my installation. One of the OIDs from the APC MIB is for the power source being either A or B. The gauge has a 50/50 split, but is black on both sides. Is there...
Tue, 10 Jun, 2025 at 9:56 PM