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 Please bear in mind that articles in this folder may contain old / outdated data.

Using Oracle scan addresses
Hello, We have an Oracle Database cluster running as a RAC on 2 servers. Currently we have only managed to get Oracle v2 SQL sensors to work when connecting directly to one database node and using the SID of the database instance running ...
Tue, 10 Jun, 2025 at 10:45 PM
VMware SOAP sensor is grayed out
Hi Can someone can walk me through? we have a esxi vmware running a multiple virtual host, how can i add the VMware SOAP if the sensor is grayed out. i already add the user name and the password in root. but still no luck i also try to re...
Tue, 10 Jun, 2025 at 10:44 PM
PRTG opens verylarge amount of sessions
Hi. I am monitoring some HP Proliant Servers using their ILO port over SNMP. The servers are located in a different subnet so traffic is routed. Now PRTG is opening a very high amount of sessions for this monitoring (serveral 1000) - wh...
Tue, 10 Jun, 2025 at 10:44 PM
ESXi 5.5 Network throughput
Hi, I really like the amount of Data that is provided by the SOAP sensor. However it doesn't show the network bandwidth total. It shows the current throughput. We are only on version 15.3.18.3616+ so a couple back from the latest (...
Tue, 10 Jun, 2025 at 10:44 PM
email html notification
In version 14 when sending the letter the link http://prtgicons .paessler.com/prtgx/% iconofstate sent to PNG (https://prtgicons.paessler.com/prtgx/led_yellow_big.png) in version 15 sends to SVG (https://prtgicons.paessler.com/prtgx/icon_u...
Tue, 10 Jun, 2025 at 10:44 PM
Can i reverse the status of a senor?
Hi PRTG As stated above can i reverse the status of a certain sensor? we have a back up MPLS Circuit and currently it is configure with HSRP as Active/Standby. i want to receive alert when this link came up. is it possible? Thanks ...
Tue, 10 Jun, 2025 at 10:44 PM
"Sensor SNMP HP ProLiant Physical Disk" Error Message Unknown data type (= ) (SNMP error # -1001)
Dear all, I am experiencing problem during add sensor: SNMP HP ProLiant Physical Disk to PRTG Network monitor. I am receiving error message: "Unknown data type (= ) (SNMP error # -1001)". I have checked SNMP communication betwe...
Tue, 10 Jun, 2025 at 10:44 PM
Core services do not start after upgrade to 13.4.7.3257
The Service PRTG Core Server does not start. PRTG is unacessible. The Core log shows: 15-10-2013 15:52:20 15-10-2013 15:52:20 PRTG Network Monitor 13.4.7.3257 [Preview] Core Server starting on "LX-NETMON01" 15-10-2013 15:52...
Tue, 10 Jun, 2025 at 10:44 PM
After auto upgrade to v14.211.2272, can't start service core
My system was running v14.2.10.2028 since 16 May 2014. On 14 June 2014, it attempted to auto install v14.2.11.272. Now the system is un-responsive via the console and web server. The server administrator shows the core is not running. W...
Tue, 10 Jun, 2025 at 10:44 PM
Detect if device behind firewall has internet access
Hi, I have a device that is behind a firewall and should never have internet access. What sensor will allow me to do a query from the device to an IP on the internet and fail if it can make the connection and succeed if the connection is ...
Tue, 10 Jun, 2025 at 10:44 PM
Sellect / desellect all option when creating a report.
Hello! First of all, I'm not very experienced with PRTG monitoring yet. What I want to do is collect data from multiple servers (for example 10 servers within a cluster). I started using the 'report' function in PRTG so I drag...
Tue, 10 Jun, 2025 at 10:44 PM
Restore configuration from PRTG Configuration.dat backup partially
Good Morning KB, we have a problem with a deleted Group in our PRTG installation. Unfortunately, we have noticed 2 weeks after the delete. Since then, much devices and sensors have been added. For this reason we can not restore the comple...
Tue, 10 Jun, 2025 at 10:44 PM
esx 5.0 and soap -2
Thank you for your attention. Remote prtg server is win 2008 R2 but it has problem. Please help me. Article Comments Dear Fateme, Could you please elaborate what's exactly happening on your Windows Server 2008 R2? Maybe y...
Tue, 10 Jun, 2025 at 10:44 PM
What account permissions are needed for SNMP sensors?
Hello, I have windows servers with several local drives, Ive noticed that when i remove the NTFS permissions i cannot monitor those local drive using SNMP sensors. What are the necessary account permissions are needed for SNMP sensors? ...
Tue, 10 Jun, 2025 at 10:44 PM
LOG interpretation
Hi, How can I know that what an error means in my logs? For example, I am getting these errors on a Dell PowerEdge server: - Error in Global System Status: 'Critical' - Memory Device Status: 'Critical' - Chassis Status...
Tue, 10 Jun, 2025 at 10:44 PM
How can I monitor total capacity on Windows Disk.
Hi. I would like an Sensor to display the total capasity of an Disk. If the Sensor would show the free disk space too, it would be nice. But first of all, i need the Total Capasity of the Disk Sensor. Best regards Jan Iversen. A...
Tue, 10 Jun, 2025 at 10:44 PM
Geo Maps Tag/Filter Not working (unless I misunderstand?)
We're using PRTG Network Monitor 15.2.17.2804+, with MapQuest & Openstreetmap. I've created a new Map, on which I want to display a Geo Map showing all devices in a group. I've created a Device Group which is configured al...
Tue, 10 Jun, 2025 at 10:44 PM
sipoptionsping sensor
Sensor returns error 404 when running manually sipoptionspingsensor -ip=192.168.10.10 -port=5060 -user=prtg -pw=secret -timeout=60 it returns the following xml <prtg> <error>1</error> <text>No Device found at 192...
Tue, 10 Jun, 2025 at 10:44 PM
Error SNMP # 2003
Hola, buen día. PRTG muestra el siguiente error, pero no eh podido determinar cual es la causa... me podrían ayudar? (Hi PRTG shows the following error, but I'm not able to determine what the cause ... I could help?) No respons...
Tue, 10 Jun, 2025 at 10:44 PM
Lookup a Map by the user entered Map-ID
Is there a way to look up a map by the user entered Map Id versus having to use the system generate Id? We're trying to link our Access Points to a map without having to create another cross-reference table to find the system generated...
Tue, 10 Jun, 2025 at 10:44 PM
Does Maintenance window also affect report stats?
We're looking to use the maintenance window for sensors to ignore alerts during a planned outage. Does this also affect statistics in reports that include those sensors? For example, we have an uptime report that we run monthly for u...
Tue, 10 Jun, 2025 at 10:44 PM
How do you change the wmi user name and password?
I changed the password on the wmi user and now all disk sensors fail. Connection could not be established (80070005: Access is denied - Host: 172.16.9.16, User: mpgit, Password: **, Domain: ntlmdomain:mpg) (code: PE015) Article Comm...
Tue, 10 Jun, 2025 at 10:44 PM
SNMP Sensor on HP switch inaccurate
Hi So I have been using PRTG for just over a year and have run into an issue. my snmp traffic sensors are not corresponding... on my core switch it states that over 300mb/s is going to my salve switch yet on my slave switch zero traffic i...
Tue, 10 Jun, 2025 at 10:44 PM
How can i link the device IP in the map?
Hi all PRTG support, I would like to know how to show device IP in the map by using default icon set. By default the default map object only show the device name which is not clear for presenting the network diagram. If it is not ...
Tue, 10 Jun, 2025 at 10:44 PM
Sflow - No sensor data
Configured several Arista switches to send sflow data to PRTG. A number of switches show data but then some do not. sflow tester shows same type results in both cases. Article Comments Hi, What precise result does the tester...
Tue, 10 Jun, 2025 at 10:44 PM
Monitor Apache Current Connections
I have several Ubuntu servers running Apache2 that I want to monitor current connections for. I followed the instructions on here for IIS and it works perfectly. So I am looking to do the same for my Ubuntu servers. Any help is greatly...
Tue, 10 Jun, 2025 at 10:44 PM
Customer-centric Map (dashboard)
What I need is this.... A template...dashboard...map...whatever you want to call it... But I need a map that's available to an external system (via API call) that has a fixed format...but allows me to tell it what device id (custome...
Tue, 10 Jun, 2025 at 10:44 PM
dnscmd.exe environment variable in powershell
Hello experts, I am trying to implement a prtg script in which I am using dnscmd.exe in order to get the dns server insights but I am getting this error in the sensor logs. dnscmd : The term 'dnscmd' is not recognized as the nam...
Tue, 10 Jun, 2025 at 10:44 PM
Is it possible with auto discovery to discover only connected interfaces?
Hello, My questions is as above, is it possible with auto-discovery with a custom template to discover only connected interfaces on a switch? So when there is no link or cable on/in the interface I don't want it to be discovered. ...
Tue, 10 Jun, 2025 at 10:44 PM
Local IP in Historic Data
Hi everyone We have a problem with our graphs under Historic Data, they are using the local IP instead of the DNS name. Because of this you don’t see any information in the graphs, only an error icon. This effects the external access. ...
Tue, 10 Jun, 2025 at 10:44 PM
Question about Partial down notification
Hi at the moment when we get notification emails we are getting a lot of Down Partials. Is there a way to simplify the notification email so that when all our cluster nodes are down we recieve a notification and when all our cluster nodes...
Tue, 10 Jun, 2025 at 10:44 PM
show message field on map
I created a sql sensor with a select of a database table, the result of the query is on the message field. How could I create that message on a map? Article Comments Hi, Please use the according message objects in the Map Desig...
Tue, 10 Jun, 2025 at 10:44 PM
issue with adding Cisco Telepresence - MX300 G2
Hello, I am trying to add our telepresence MX300 G2 into PRTG, but I am getting error No available interfaces on this device (code: PE049) I have imported this MIB file into PRTG CISCO-TELEPRESENCE-MIB.my, I tried snmpwalk and getting r...
Tue, 10 Jun, 2025 at 10:44 PM
vmware SOAP - timeout (Code: PE018)
Hi There, Since yesterday, getting error on vmware SOAP collector timeout (Code: PE018). if I do snmpwalk, able to see the data returned. Any idea? Article Comments Hello, we appreciate your contact. Which exact sensor...
Tue, 10 Jun, 2025 at 10:44 PM
C# Developers writing sensors
I have written a sensor host to try and make it even easier to write sensors. It's a very lightweight self-hosted website that treats sensors as plugins. You can take a look here at an early prototype: https://github.com/rossdargan/PRTG...
Tue, 10 Jun, 2025 at 10:44 PM
Just registered
Why do I have to pick a password between 6 and 16 chars, and why can't I use special characters? Also why did I need to pick a username when you don't even use it?! And why do I need to select three tags! Article Commen...
Tue, 10 Jun, 2025 at 10:44 PM
Alerting on failed DNS lookups
Hello I would like to receive alerts on any failed DNS lookups- i.e. an endpoint in my environment attempts to connect with a domain name that could not be resolved - i.e. domain does not exist. Is this possible with PRTG? Thank you T...
Tue, 10 Jun, 2025 at 10:44 PM
Triggers for specific time of the day.
I have normal server sensors setup. I am wondering if I there is a way to setup a special set of notifications for a specific time of the day. Examples. state trigger - down for 300 seconds during the hours of 5 am and 8 am perform alert...
Tue, 10 Jun, 2025 at 10:44 PM
Can I specify that a channel has a maximum?
I'm using the HTTP Data Advanced Sensor to monitor some devices that have no native monitoring available. My sensor is returning a channel that is effectively like a hard drive with space used, and total available. On the UI I can sp...
Tue, 10 Jun, 2025 at 10:44 PM
Getting "Please make sure they are not only valid for the target system, but for the probe system as
Hello, I have remote probe installed and I'm trying to monitor perfcounters on the probe itself. I run "auto-discovery" and it found a bunch of things. I added custom SMTP counters and those are shown as being down with erro...
Tue, 10 Jun, 2025 at 10:44 PM
cpu+ram usage
any parameter in the MIB UCD-SNMP to query to check memory usage and processor in PRTG are for IBM ISS equipment. thanks Article Comments Hi, if IBM is implementing the UCD MIB here, you should be able to pull data from your ta...
Tue, 10 Jun, 2025 at 10:44 PM
How to filter out one or many specific event error from PRTG notification ?
We would like to filter out one specific application event error so that PRTG does not notify us with that specific event ID but notify us with other (any) event error. Article Comments Hi, negative filtering is not possibl...
Tue, 10 Jun, 2025 at 10:43 PM
Traffic simple queue
Hello all How I can add in sensors prtg Traffic simple queue Article Comments What exactly do you mean with simple queue? Network traffic? Dec, 2015 - Permalink
Tue, 10 Jun, 2025 at 10:43 PM
Changing Windows Update Status to look at WSUS
Hello, We are having an issue with our Windows Update Status Sensors. All of our servers are set to be updated via WSUS. but our Windows Update Status sensors are looking at Microsoft to see if updates are applied instead of our WSUS serve...
Tue, 10 Jun, 2025 at 10:43 PM
Custom Batch Script
I created a custom batch script for monitoring a specific service on a webserver. It looks like this: @echo off sc \\pjlm-s02 query "PAFMAlerting" | find "RUNNING" if "%ERRORLEVEL%"=="0" ( ech...
Tue, 10 Jun, 2025 at 10:43 PM
Failure to start PRTG core Service
I installed PRTG and it was working well. After some time I failed to access PRTG in a browser, when I check the PRTG servers, the PRTG core Service is not running. I have tried to start the service but in Vain. Help me because am stack. ...
Tue, 10 Jun, 2025 at 10:43 PM
Is it possible to monitor a text (log) file with PRTG?
We have several text files ; ideally I need to check the contents and raise alerts if I need. I know PRTG monitors windows event logs ; is there any way to monitor a text file ? Article Comments Hello, yes this is possible wi...
Tue, 10 Jun, 2025 at 10:43 PM
Traffic Simple Queue
Hello all, I have no problem in using PRTG, how to use Traffic Simple Queue, Regards. Article Comments Hi, Could you please elaborate? Are you meaning the SNMP Traffic Sensor? Best regards Dec, 2015 - Permalink
Tue, 10 Jun, 2025 at 10:43 PM
SMSNUMBER placeholder
I need to use %SMSNUMBER placeholder in email notifications but it is not replaced with data from user's account and it stays as string %smsnumber in an email's subject. Is this a feature or bug? Article Comments %SMSNUM...
Tue, 10 Jun, 2025 at 10:43 PM
Remote Port monitoring
I am trying to setup a sensor that can monitor a remote port on another system to see if it can successfully complete a TCP handshake. I do see the "port sensor" but it does not ask for the IP or address of the remote system, only...
Tue, 10 Jun, 2025 at 10:43 PM
Export Top List Data
Since PRTG cannot report on top list data, can we export it to analyze separately? This is a huge limitation of the product and is causing me to look elsewhere. We've had PRTG for 4 years now, and we've asked for this since day one....
Tue, 10 Jun, 2025 at 10:43 PM
Custom Report in specific layout
I have a list of printers that i have added as devices and used the OID's for the printer counts. I want to export this as a report on a monthly basis yet there doesnt seem to be a way to get it in to the format i need on the senso...
Tue, 10 Jun, 2025 at 10:43 PM
Active directory integation
We have a PRTG installation that is integrated with our Active Directory. Most users can log in successfully but 2 accounts that were working, where locked out on AD. The 1 is now working fine after the hour poll but the other one is not wo...
Tue, 10 Jun, 2025 at 10:43 PM
Historic Data report more than a year ago
Hello, How can I get a Historic Data report more than a year ago? Article Comments Hello, try to change the following settings: System Administration - Core Probes -> Historic Data Purging -> Historic Sensor Data = "y...
Tue, 10 Jun, 2025 at 10:43 PM
Used space/memory instead of free one
Hey guys! I am wondering if I am the only one who does not like the sensors that just display the free space of volumes/cluster shared volumes or the free memory.. Wouldn't it be possible to display the used space of volumes or the ...
Tue, 10 Jun, 2025 at 10:43 PM
In ping reports - where are the uptime thresholds set?
When I run a graph-only report on a ping sensor, the small table that accompanies it has a line called "uptime stats". This line shows the percent uptime/downtime and gives a colour indicator - red, orange, green. Where, within PR...
Tue, 10 Jun, 2025 at 10:43 PM
Real-time base application monitor
Hi I'm just curious can PRTG monitor the running process in the server? and if yes what sensor it is. Thanks Article Comments Hi, Nezky Did you already have a look at the Windows Process Sensor ? Nov, 2015 - Permali...
Tue, 10 Jun, 2025 at 10:43 PM
adding video webm on prtg
Dear, i want to customize my Prtg Login page (index.htm) file by adding & play a video type webm using this page. please to help me. Regards. Article Comments Hello, Thank you very much for your KB Post. Please be aw...
Tue, 10 Jun, 2025 at 10:43 PM
SSL Certificates for Clusters
Are there any special considerations for creating SSL certificates for clusters? Do you normally just get one standard SSL certificate per server (e.g. prtgserv1.blah.com and prtgserv2.blah.com)? Or do you have a DNS alias for the PRTG s...
Tue, 10 Jun, 2025 at 10:43 PM
Monitor multiple files in a folder
Hello, guys! I need to monitor the change of lots of different files in a folder, all of them following a name pattern, like SX*.dtc. I need to get notifications everytime some files with this name (except one), is changed. How can I do...
Tue, 10 Jun, 2025 at 10:43 PM
Cluster Reporting Logical OR
Hello, we monitor devices from cluster probe and would like to report on availability based on PING. However, in our report we only want to show downtime when the PING has been down on BOTH cluster probes and uptime when the PING is up on a...
Tue, 10 Jun, 2025 at 10:43 PM
Monitoring GPU resources
I have a NVidia GPU installed in a Dell blade server. It has ESXi5.5 installed on it. How can I monitor the GPU usage / performance using PRTG please ? Article Comments Hi Nik, This can be very tricky since most used monitor...
Tue, 10 Jun, 2025 at 10:43 PM
Tracking internet usage on devices at home
Hi all, Yeah so I am very new at this and need help PLEASE. All I want this software to do is show me how much data does each of my devices use at home. There are 3 iPads, 3 IPhones and 4 pc's. I am running out of data very quickly and ...
Tue, 10 Jun, 2025 at 10:43 PM
XBox network Internet Traffic Monitoring
I would like to monitor network and internet traffic from an XBox. Is there a way to do this? I can monitor Windows and Linux based systems on the LAN. My router (DD-WRT firmware based) does not seem to allow for individual IP based de...
Tue, 10 Jun, 2025 at 10:43 PM
Remote probe
When I create a sensor an a local probe how does it knows that it should run the check via the remote probe. Is this a setting witch I can choose at the sensor settings? Article Comments Hi Clemens, PRTG has got a hierarchic t...
Tue, 10 Jun, 2025 at 10:43 PM
QoS (Quality of Service) Round Trip Sensor-values?
So I'm using the above on multiple Pi's, and it seems pretty good.However, on one or two, the channels go high sometimes (MoS, jitter etc). I think I know what the problem is (too many packets hitting the device the Pi is behind is ...
Tue, 10 Jun, 2025 at 10:43 PM
Prtg become unresponsive
Hello Experts, I am facing a weird issue regarding PRTG server. It happens in two times in week that my PRTG server become unresponsive when I try to access the prtg server via url it gives request timed out. When I looked into the prtg s...
Tue, 10 Jun, 2025 at 10:43 PM
Anyway to group the NetFlow V5 sensor by IP
Ideally I'd like to be able to add a filter on the TopList's so I can see the breakdown of traffic to specific servers. Currently the only way I can do this is by adding an additional sensor on the same filter and just apply the f...
Tue, 10 Jun, 2025 at 10:43 PM
GPS Tracking with PRTG - Mobile VSAT
I am trying to setup GPS tracking services for a mobile VSAT (very small aperture terminal), which is traveling around the globe. I have an ACU (antenna control unit) which has GPS sentences coming off of the device. SNMP is enabled on the ...
Tue, 10 Jun, 2025 at 10:43 PM
Sensor Probe Health show as disconnected
IN PRTG we are seeing prob health check status is disconnected and unable to see any alarms in PRTG . how to trouble shoot this issue? it was working before. Now we can receive mails about device down or up but no alarms in PRTG tool. ...
Tue, 10 Jun, 2025 at 10:43 PM
Monitor Simple queue mikroitk By PRTG
Hi I convert mikroitk mib To oilid for library PRTG and copy to folder SNMP library PRTG when use custom library and set mikroitk.oilid file No show simple queue and any mikorik information Show mxtr-interface 1-15 How find the Tru ...
Tue, 10 Jun, 2025 at 10:43 PM
Custom map : sensor messages
Hi, I'm trying to create the perfect custom map, and i'm looking for a way to create a table showing the last 10 message corresponding to a syslog messages sensor, is there a way to create it ? Many thanks, Article Comme...
Tue, 10 Jun, 2025 at 10:43 PM
custom exe notification on PRTG core server only?
V14.4.12.3410 I need a customized notification to restart a web service on Windows in case it's not working as expected anymore. The way to configure this is well described in the manuals and I found also a lot of articles here. In th...
Tue, 10 Jun, 2025 at 10:43 PM
basically we want to monitor services up & down alert if port 443 is not reachable then we should g
What I am trying to do is to monitor the Https using PRTG using the port 443 so that I can get an alert that it is up or down. Article Comments Add a HTTP sensor to your device and then enter the URL as https://xxx.xxx.xxx.xxx r...
Tue, 10 Jun, 2025 at 10:43 PM
Export Sensors and reimport into new installation
Hi there We are planning to install new PRTG-Servers (1 Core- and 2 Probe-Server, changing from Windows Server 2008 R2 to Windows Server 2012 R2) with new Hostnames according to our new Naming-Policy. IP's will be the same. The Structur...
Tue, 10 Jun, 2025 at 10:43 PM
Lost connection to PRTG server.
Logged in as user, on Alert screen, web page expire set to 1 day, we get errors : "URL:/api/public/testlogin.htn failed twice (Timeout PE1014)" Where is this coming from? If you click on the error, it goes away, and you are still...
Tue, 10 Jun, 2025 at 10:43 PM
Monitoring bandwidth usage
Once you have identified nodes with excessive bandwidth usage does PRTG have option to immediately block these nodes? Article Comments No, not directly. You can execute commands using notifications that add an entry to a firewal...
Tue, 10 Jun, 2025 at 10:43 PM
How to Monitoring Storage Pool Health?
I would like to Monitor my Windows Server 2012 R2 Storage Pool Health. How does this work (maybe with PS-command "Get-StoragePool")? Thx! Article Comments If you can retrieve the necessary information with Get-Storag...
Tue, 10 Jun, 2025 at 10:43 PM
Cloud Sensors return 500 Internal Server Error
Hi, Just trying to test out the PRTG Cloud Sensors and both Cloud ping and Cloud Http are returning the following: HTTP/1.1 500 INTERNAL SERVER ERROR (RFC error # 500) Wondering if this is a problem with my setup or with your cloud? ...
Tue, 10 Jun, 2025 at 10:43 PM
Monitoring cpu load juniper srx 100
Hi, I want to monitor the cpu load of my juniper srx100, wen running auto discovery, i only see memory, interface and up time sensors. Manually adding the snmp cpu load sensor didn't worked either Would be great if you could help ...
Tue, 10 Jun, 2025 at 10:43 PM
Templates and Schedule - Changes
Hi, We are using PRTG version 15.4.21.5216 I added a first Windows device to PRTG and put some Performance Counters sensors for memory, processor... and config Upper Error, Upper Warning Limits and these Messages. When all was ok, I cre...
Tue, 10 Jun, 2025 at 10:43 PM
Enterprise Console backward compatibility
Hello, Why Enterprise Console do not have backward compatibility? Article Comments Hello, Versions of Enterprise Console and PRTG Core Server can differ, as long as they are in the same "Buildbranch", meaning the l...
Tue, 10 Jun, 2025 at 10:43 PM
Is PRTG and its protocols FIPS 140-2 compliant?
Hello, Recently in my company's infrastructure we have found the need to meet FIPS 140-2 compliance standards. We are currently using Nagios for monitoring which is far from adequate and is not compliant. I wanted to know whet...
Tue, 10 Jun, 2025 at 10:42 PM
Best pratice for monitoring and the time schedule of a HP Switch with Sflow or snmp??
Hello, are there any best practice Guides for monitoring the time schuling a hp switch with prtg with trunks? The default value is 60 seconds? Is this enough for monitor trunks? What should I configure to tis value??? Thank you very mu...
Tue, 10 Jun, 2025 at 10:42 PM
Problem with Proxy Authorization
I have installed PRTG yesterday and it works fine. There is just one problem with the HTTP Sensor. It Shows the red exclamation mark and says 'HTTP/1.1 407 Proxy Authorization Required'. The Proxy Settings are configured correct. We...
Tue, 10 Jun, 2025 at 10:42 PM
What is the recommend time for monitor Trunks?
Hello eyerbody, what is the recommend time for mointoring trunks? I think 1 minute is to high. Is there any influence on our network when I change the value to 5 seconds? With best wishes. Dirk Article Comments Hello Dirk,...
Tue, 10 Jun, 2025 at 10:42 PM
Linux disk free sensor | error SNMP 223
Hello, I have a number of linux servers I need to monitor, I set up snmp on a couple of them to run tests. After that I used the "Basic linux library (ucd-snmp-mib)" library file on the devices and I get all the CPU, RAM memory an...
Tue, 10 Jun, 2025 at 10:42 PM
Report of Growing Disk Space
One of my VMs (VMware) is growing daily and reduce free space in the datastore, but I dont know which one it is. Is there a way to report this that I can identify the growing VM? Article Comments Couldn't you monitor the dis...
Tue, 10 Jun, 2025 at 10:42 PM
Can't use SNMP to monitor Dell server
I can't add the sensor SNMP Dell PowerEdge Physical Disk to monitor the HDDs in the server. I have configured the SNMP service on the server and enabled SNMP in Dell Server Administrator software. Firewall allows SNMP-traffic... But...
Tue, 10 Jun, 2025 at 10:42 PM
prtg report
Does PRTG application support to generated report in mill second time interval. Article Comments Hi there, PRTG will use the units which are configured in the settings of the sensor or parent device for the reports. If the se...
Tue, 10 Jun, 2025 at 10:42 PM
No traffic on 1 switch in the prtg
Good morning, I have 8 hp procurve switches added with snmp and the bandwith sensor in prtg. And every switch has traffic details of the switch, except of one. What I tried to solve the problem: I deleted the sensors of the switch and add...
Tue, 10 Jun, 2025 at 10:42 PM
Telnet sensor responses
Good afternoon, I trying to create a personalized sensor in PRTG for the telnet connection of a Linux device. The telnet sensor ( port sensor with the especific telnet port) works ok but I need the reply of several commands through this s...
Tue, 10 Jun, 2025 at 10:42 PM
can you load-balance actual probes
I have read a few things on load balancing the core server, but i cant see anything for load balancing the probes. For example, if I deploy probe 1 into subnet X with 10 servers in it. Then I loose probe 1, I loose monitoring for the whole ...
Tue, 10 Jun, 2025 at 10:42 PM
Versand per SMTP-Relay-Server SSL-Methode TLS 1.3?
Hallo zusammen, Gibt es eine möglichkeit für den Versand per SMTP-Relay-Server die SSL-Methode TLS 1.3 zu wählen? Derzeit habe ich nur folgende SSL-Methoden zur auswahl: SSL V2 SSL V2 oder V3 SSL V3 TLS V1 Sollte PRTG aber einmal Langfris...
Tue, 10 Jun, 2025 at 10:42 PM
Start up error
When starting the control panel I get an error: Missing max sensors fix step 12 / 13 Can some one please help me. Thank you Article Comments Hello, we appreciate your contact. As for the error message that you...
Tue, 10 Jun, 2025 at 10:42 PM
SNMP Library Interface Description Updates
Hello, we have a custom SNMP library that monitors a interface counter and uses ifalias for the description. Is it possible to have the SNMP Library sensor update the ifalias description automatically similar to how this is donw with the SN...
Tue, 10 Jun, 2025 at 10:42 PM
Do I need a different Netflow sensor for each application I track?
I have setup Netflow on the distributed switch of our virtual infrastructure. I have also started setting up custom channels to track specific application activity etc. I know that I can add multiple channels to to a single sensor which w...
Tue, 10 Jun, 2025 at 10:42 PM
SSH script and script advanced problems on AIX 6.1
Hi I've got problems adding sensors for an AIX 6.1 machine. We're running PRTG 13.3.5.2952. We would like to monitor an AIX 6.1 machine using the "SSH script" or "SSH script advanced" sensor types. I've...
Tue, 10 Jun, 2025 at 10:42 PM
PRTG triggers warning every 10 to 15 mins
Hi, I recently started using PRTG to monitor my Cyberoam UTMs and Cisco Switches. My PRTG is setup to collect SNMP data from Cyberoam and Cisco, all connections are up and PRTG is doing a great job. Don't know why, for every 10 to 15 mi...
Tue, 10 Jun, 2025 at 10:42 PM
Very slow remote access
I have PRTG running on a Windows machine. I've set it to run on all available IPs, and I have a custom port (8443). SSL is enabled, and set to high security. When I connect to the server locally (192.168.1.96:8443) it works fine. W...
Tue, 10 Jun, 2025 at 10:42 PM