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 Please bear in mind that articles in this folder may contain old / outdated data.

Different Maximum Usage on Different Views
Just been checking PRTG SNMP bandwidth usage stats and have a question, I’m seeing a peak a few hours ago on a router at 2,265 kbit/s. When I look at 2 day view the peak is only 2,087 kbit/s and only 1,702 kbit/s in 30 day view, 313 kbit/s ...
Tue, 10 Jun, 2025 at 11:46 AM
Authentication in URL does not work?
I want to create a new notification, which would have changed the address PRTG a DNS name on the service DynDNS. For browsers it should be http://username:password@members.dyndns.org/nic/update?hostname=yourhostname&myip=ipaddress But...
Tue, 10 Jun, 2025 at 11:46 AM
Account Question
I would like to enquire about an account with fewer sensors. Say 30-50? We cannot justify the cost for the 100 sensor subscription. We sell and install Linux based home automation systems and general SoHO IT systems and would like to us...
Tue, 10 Jun, 2025 at 11:46 AM
Creating customized Status icons
I am designing a map about all of our VPN connections. the issue is that I need some huge status icons that could be seen from a long distance on one of our huge LCDs . I actually want the whole VPN connection icon to become red . would th...
Tue, 10 Jun, 2025 at 11:46 AM
WMI CPU Load returns incorrect count of CPU
Using the WMI CPU Load sensor on a Windows 2008 R2 X64 Enterprise server returns only 32 CPUs (should be returning 64). I also get the same results with the PRTG WMI Tester. However, when I use wbemtest and query for select * from Win32_P...
Tue, 10 Jun, 2025 at 11:46 AM
User Groups
Dear Support Team, really nice product and easy to understand. At the moment we implement a PRTG for testing and I had a closer look to the 'User Groups'. What I not understand is, when I create a User Group why the group is display...
Tue, 10 Jun, 2025 at 11:46 AM
Notifications for Multiple Sensors on One Device
I have some devices that have multiple sensors (for example PING, & FTP) and I want to setup a notification for each such that if PING goes down then the FTP sensor will pause until PING is backup, and I will received a notification ema...
Tue, 10 Jun, 2025 at 11:46 AM
Only Copy the data from the sensor not the config
Hello, I like to copy an sensor 1:1 so that in the two sensors displays the same traffic an time. But only one of them ist he main sensor and the other one the copy. The option to clone the sensor ist not that what I like to have in the...
Tue, 10 Jun, 2025 at 11:46 AM
WMI Error returned from wrong port
I've configured my servers to be listening on WMIFixedport 135. When I created the device and sensors, the WMI error (Port Error 49154: RPC Server not acessible) But I tested that Port 135 is open on the firewall and I could telnet to...
Tue, 10 Jun, 2025 at 11:46 AM
How to connect local probe
I'm on a trial account. Everything looked good for about an hour. Then, the status of the local probe went to "disconnected". The google and your knowledgebase only say to send logs to support to resolve. Article Comme...
Tue, 10 Jun, 2025 at 11:46 AM
How can I add sensor information to a map in PRTG Map Designer
I have PRTG 8.4 and would like to know how to add just the sensor on the map, without any design. Only the name and status of the sensor. Whenever I try to add the status, comes with an image of a computer together. Can you help me? Thank...
Tue, 10 Jun, 2025 at 11:46 AM
No Response (-1) (code: PE105)
Dear Support, We're having an issue with the sensor that is trying to authenticate in a proxy server. The problem is this message: No Response (-1) (code: PE105). I searched the KB and found that it can be a problem with the IIS serve...
Tue, 10 Jun, 2025 at 11:46 AM
Multi tenant servers having different WMI listening ports
We have multi tenants with loads of servers not part of domains. We noticed when we asked the server owners to check for the listening port on their servers for Winmgt, they return with different high port numbers. Is there a way to force...
Tue, 10 Jun, 2025 at 11:46 AM
Schedule based on date rather than day?
I would like to pause monitoring for a one-time event where we will be bringing down servers for maintenance on a specific date. I don't want to pause "every Sunday," for example, I want to pause monitoring on January 1, 2011....
Tue, 10 Jun, 2025 at 11:46 AM
wmiapsrv.exe on Windows 7 probe uses too much memory
I have PRTG running on a Win 2008 R2 server with a probe on a Windows 7 64bit PC. I have noticed lately that getting information from WMI on the Win 7 PC has not been working, it returns an error 80041017: The query was not syntactically v...
Tue, 10 Jun, 2025 at 11:46 AM
Method to include text in notification from a site or file
Hello all, Our developers have built a new website which displays the results of a process which monitors a bunch of custom values within our application. So we can hit a URL internally that will display either "success" or &quo...
Tue, 10 Jun, 2025 at 11:46 AM
Wishlist feature: Option to hide down status
I've seen many other people ask for this feature. It would be nice to have a checkbox option on each sensor to hide it from displaying Down status. Laptop computers are a prime example...I have sensors gathering statistics of availabl...
Tue, 10 Jun, 2025 at 11:46 AM
code: PE015
Hi There! What is the error "code: PE015"? The sensor is WMI CPU Load. Thank you. Article Comments Dear Daniel, please see My WMI sensors don't work. What can I do? and the linked articels in it. best regar...
Tue, 10 Jun, 2025 at 11:46 AM
Commit data to database before a reboot
We just encountered an issue where our monitoring graphs encountered an 4hr loss of data following a reboot for monthly security patching. Prior to the reboot the data was displaying just fine. Is there a temporary sensor data cache th...
Tue, 10 Jun, 2025 at 11:46 AM
A way to count mails in all queues of a MS Exchange Server 2007
It took me hours to get this running... This script counts all mails in all queues on a MS Exchange Server 2007 and returns the sum to PRTG. Tested with PRTG 8.4.2.2381. Option Explicit ''''''''''&...
Tue, 10 Jun, 2025 at 11:46 AM
PRTG automatisiert neue Nodes anlegen
Hallo, ich möchte gerne im PRTG automatisiert neue Nodes anlegen. Gibt es da plugins oder kann man PRTG scriptgesteuert konfigurieren ? Beispiel: - In einem File stehen 20 nodenamen (FQDN) mit IP Adressen - Alle 20 Nodes haben die gleic...
Tue, 10 Jun, 2025 at 11:46 AM
Not enough storage space
Hi there Can someone help me with this error please on PTRG it's in Sensors Memory, Eventlog: application, Bandwidth. Connection could not be established (Thread creation error: Not enough storage is avialable to process this comma...
Tue, 10 Jun, 2025 at 11:46 AM
SNMP Group Counter
I do have created a group of printers with our most used printers. Each one gives me a counter of total printed pages back. I woud like to have a counter "over all printed pages" of this printers in this group . Article ...
Tue, 10 Jun, 2025 at 11:46 AM
Displaying correct value from smp GET
I have an OID that returns an ip address as the value from a get request. I would like to display the value as it is returned but I get a data type error when trying to use the few types that PRTG offers out of the box. Is there a way to...
Tue, 10 Jun, 2025 at 11:46 AM
email logs
Is there a way to see all the alert emails sent for audit purposes? Article Comments Dear Justin, you can try checking "Logs"->"System Events"->"Notifications", but please bear in mind that ...
Tue, 10 Jun, 2025 at 11:46 AM
"DNS could not be resolved (socket error # 11004)" although nslookup and "ipconfig /displaydns" prod
We have an HTTP sensor that went into error state with the message "DNS could not be resolved (socket error # 11004)". However on the probe (core server) nslookup returns the correct address. Also when we run "ipconfig /dis...
Tue, 10 Jun, 2025 at 11:45 AM
I have just migrated my installation of PRTG v8 on to a new server, and none of my groups/devices or
I have made sure that I have thge same PRTG build on source and target computers I have copied all data files from source to the target computer All the settings on both server administrators are the same. Is there something else I ne...
Tue, 10 Jun, 2025 at 11:45 AM
Performance counter SQL 2008 to be monitord with PRTG 8
Dear PRTG Team , is there an HOWTO to create a given Performance Counter ( in my Case Object : SQLSER:SSIS Service 10.0 and Counter : Buffers spooled ) SQL2008 Server I search for the method how to ask such Performance Counters and b...
Tue, 10 Jun, 2025 at 11:45 AM
Monitor PFsense with 2 lans with Softflowd /Netflow
I want to monitor a PFsense router with 3 Interfaces. WAN= [bge0] /LAN= [em1] /Optional= [em0] Softflowd is installed on the PFsense router with the following configuration. softflowd -i em1 -v 5 -m 65000 -n 192.168.0.4:9997 -t maxlife=5m ...
Tue, 10 Jun, 2025 at 11:45 AM
Get SNMP at the subinterface frame-relay
Hello, I have some routers Cisco with subinterface frame-relay ,which, is appear the error : no such name ( snmp error #2 ) in the PRTG. this error occur when I add the sensor "SNMP Traffic" for any subinterface frame-replay. I...
Tue, 10 Jun, 2025 at 11:45 AM
New map editor issues
New map designer does not allow me to 'edit' current items within graphs to change the item to another sensor if necessary. This was a pretty critical feature to our corporation so will I end up having to downgrade our version to g...
Tue, 10 Jun, 2025 at 11:45 AM
Can a remote probe ping other devices?
I have 3 sites. 1 site has the server core. The other 2 sites have a remote probe in each one. Can a remote probe ping other devices or another remote probe? The is so I can tell the latency and packet loss between the 2 remote sites. ...
Tue, 10 Jun, 2025 at 11:45 AM
SSH Port other than default?
I need to set ssh port but can not see an option for that. We are using different ssh port - not 22. So how can I give correct port? Article Comments Hello, the port for the SSH-Sensors can be set in the "Settings" o...
Tue, 10 Jun, 2025 at 11:45 AM
Group traffic report local probe
When we click on a group we can see a report on the right top with some values like : Alarms ResponseTime Index CPU Load Index Traffic Index For Alarms, and response time index I can clearly see how this is calculated. But for Traffic...
Tue, 10 Jun, 2025 at 11:45 AM
How can we merge two sensors into one ?
I searched over the Help and finally over the FAQ but I'm not able to find a answer to this basic functionality : I would like to merge two SNMP Bandwidth sensors coming from the same phyisical device into one. This will provide me ...
Tue, 10 Jun, 2025 at 11:45 AM
SSL Method to none?
Hello, We are not using any SSL but but can not see any option in Notification Delivery section. What can I do? Article Comments Hello, if the mail-server (to which PRTG connects to send email-notifications) does not use SSL, ...
Tue, 10 Jun, 2025 at 11:45 AM
SNMP Traffic
Hi There! I have a problem in sensor snmp traffic. Whenever I try to add this sensor, it loads but it does not show the network card options. It says “No interface number available”, and so I am not able to create the sensor. I've...
Tue, 10 Jun, 2025 at 11:45 AM
7 Sensors on server went into an UNKNOWN state
I am running PRTG Network Monitor 8.4.2.2381. Server OS: Windows Sever 2008 Last night I had 7 sensors on a server go into an unknown state. I had one other sensor that failed and alerted me of an issue. When I checked the server, the pin...
Tue, 10 Jun, 2025 at 11:45 AM
Best practise to gather all event log erros
i am rather new in PRTG. I want to collect al errors from the Windows Event Log. I don't care in which log they are, but i would see al errors per server base. And somewhat further: I would like to see a list from all the errors a...
Tue, 10 Jun, 2025 at 11:45 AM
Can a rediscover pick up port name changes?
I have created a number of Cisco switch devices where the names that were auto-discovered against the ports have subsequently (during tidy up exercises) been changed upon the switch. Is it possible to get PRTG to pull in the changed name ...
Tue, 10 Jun, 2025 at 11:45 AM
Breaks in graph display off peak
The prtg server is running on the verion 8.3.1.2089, After an upgrade from the previous version (7) during Off-Peak hours there seems to be breaks on the graph. It display between the hours of 5pm to 8pm, all configurations have been looked...
Tue, 10 Jun, 2025 at 11:45 AM
Round Trip Sensor showing down
hi, I configured Round Trip SMTP/POP3. I filled detail as follows From : my gmail id To : my official id helo ident : Computer Name of my exchange server IP-Address/DNS Name : my mail exchange server IP POP3 Authentication Type : with...
Tue, 10 Jun, 2025 at 11:45 AM
Snmp results are empty.
I can not collect traffic in and out stats. I tried snmp tester and results are: Found standard interfaces: 1:Loopback Pseudo-Interface 1: (001) Loopback Pseudo-Interface 1,Connected,1 GBit/s,Software Loopback,Loopback Pseudo-Interface 1 ...
Tue, 10 Jun, 2025 at 11:45 AM
How can I change the value of a probe from a script on a other device ?
I want to graph signal information of multiple Devices. But the information is not in the client but on two controllers. I have a script to pool the information about the slave devices from the two controllers. Is there a way I can update t...
Tue, 10 Jun, 2025 at 11:45 AM
How to monitor 2 otr more processes with same name wmi
I have a lot of Windows servers which have more then 1 process with the same name. Just say that the WORD proces has been started 10 times. When i choose with WMI to monitor that process, it only show 1 process. Is there a possibility to...
Tue, 10 Jun, 2025 at 11:45 AM
Status from a sensor value
Is it plan in future release to be able to set in a sensor the value for down, warning and ok status Article Comments Hello, you can actually do that with according "Error-/Warning-Limits". best regards. Aug, 2...
Tue, 10 Jun, 2025 at 11:45 AM
Ability to export sensor information
I've inherited a group of sensors and I'd like to audit what they measure and I was hoping there was a way to download all the data into a usable format like excel etc. Is there way to export that information? Article Comme...
Tue, 10 Jun, 2025 at 11:45 AM
OS version could not be determined
We have some sensors (Disk Free, pagefile usage, memory, and CPU Load) that are giving the following in PRTG: - Note: the OS version of the device could not be determined, WMI might not work reliably. The target server is Windows Server...
Tue, 10 Jun, 2025 at 11:45 AM
Visibility: Possible to fill the area below a line chart?
…even when the default channel is turned off? Hi, I have turned off the default channel for a sensor and want the remaining line chart to have a filled area below the line. However, this doesn't seem to be possible, as the area is ...
Tue, 10 Jun, 2025 at 11:45 AM
acknowledge permissions
Hi, I have some dashboard map that i created to users. The users have read only permissions because I don't want them to add or delete sensors or devices. but i need the users to be able to acknowledge alarms. is it possible to give the...
Tue, 10 Jun, 2025 at 11:45 AM
WMI Syntax is invalid
I am trying to graph Microsoft Application Fabric Caching on a 2008R2 SP1 Web Server. Using a WMI browser PowerShell tool I have found the correct data to query and it is: Win32_PerfFormattedData_MicrosoftApplicationServerCachingEventDef...
Tue, 10 Jun, 2025 at 11:45 AM
ESX Server Health Monitoring and Settings
We use PRTG to monitor our ESX 4.1 Environment, which includes VM Lab Manager. We use our VMs mostly for performance testing and as such run pretty high on the CPU and Memory side. As a result we seem to get a lot of downs and immedeate ups...
Tue, 10 Jun, 2025 at 11:45 AM
loeschen von gleichen sensoren in gruppen
hallo, gibt es eine funktion bzw. wird es in kommenden versionen eine option zum loeschen von mehreren bzw. allen gleichen sensoren in einer gruppe geben? z.B. wmi-laufzeit sensor (auto-search) von allen servern der gruppe entfernen. da...
Tue, 10 Jun, 2025 at 11:45 AM
SNMP setp: can't install ucb-snmp-mib oidlib?
I have attempted to install the Linux SNMP OID library for SNMP monitoring, but SNMP monitoring fails to function. It appears that ucb-snmp-mib oidlib may not be installing. Otherwise, SNMP is functioning normally on the target server. I ...
Tue, 10 Jun, 2025 at 11:45 AM
What´s the last version of PRTG..?
I have the version 8.4.2.2357, what´s is the last version..? Where can I see the lastest version of the product in the web page.? Article Comments Hello, you can see this on the Download Page where also the version history ...
Tue, 10 Jun, 2025 at 11:45 AM
does prtg support snmp traps and can it send notifications
does prtg support snmp traps and can it send notifications? Article Comments Thanks for your interest in PRTG! PRTG can receive SNMP traps and also send out SNMP traps as notifications. There are also several other notificati...
Tue, 10 Jun, 2025 at 11:45 AM
How to add a range of devices
I need to add hundreds of devices with 2 sensors each. can i use regular expressions over the Ip field to specify a restrict range of ip's to be scanned? like for example: 192.128.[1-254].254 ? this way i can scan all my subnet routers....
Tue, 10 Jun, 2025 at 11:45 AM
VirtualBox Monitoring
Hello, can be monitored the VirtualBox system as the Vmware?? Article Comments Hello, I'm afraid in the moment we do not have dedicated VirtualBox sensors. You could try using the existing sensors (SNMP, SSH, WMI) of cours...
Tue, 10 Jun, 2025 at 11:45 AM
Information in Activation Request Code
what information is used to generate the Activation Request Code when I use activation by mail Article Comments The following information is used to create a fingerprint of the machine, encoded in a non reversal way (there is no...
Tue, 10 Jun, 2025 at 11:45 AM
API custom page request
Hi, I need to generate a web page that will give me a table with all of the down sensors with this columns - device name, sensor name . I'm not very good with the API. can you help me? Thanks, Meir Article Comments Hel...
Tue, 10 Jun, 2025 at 11:45 AM
Webseite wird nicht angezeigt
NAch der Anmeldung über den Browser erscheint die Meldung Error 404 not found, Windows Client läuft ohne Probleme, wie kann ich den Browserzugang wieder in Gang bringen? Article Comments Guten Tag, da ist wahrscheinlich ein Fe...
Tue, 10 Jun, 2025 at 11:45 AM
Can I see the difference between sensor lowest and highest value in the report
I have an SNMP sensor for page counter. I can see the lowest and highest value in a month in a monthly report but I need the difference of the two value. (How many pages printed in that month) Can I made any operation with the reported valu...
Tue, 10 Jun, 2025 at 11:45 AM
Cluster failover Node activation
I have just changed to a cluster setup and added a failover server. do I use the same licence key to activate this server? i have entered the same licence key as my master node and I get the error Code U - Knknown Licence Key Articl...
Tue, 10 Jun, 2025 at 11:45 AM
No probes receive data
I've just installed PRTG, Win7 Up-to-date as of 8/25/11, yet all of the included "default" sensors and any else that I add never get any data. I've added a series of Ping and HTTP sensors for three devices, but nothing has...
Tue, 10 Jun, 2025 at 11:45 AM
How can I monitor the file access times for a certain file?
Hello, our network users are complaining that the access time for some files (typically PDF) on a certain share is sometimes very slow. The file server is Win 2008 R2. How can I monitor the time to access or open a file? Thanks in adv...
Tue, 10 Jun, 2025 at 11:45 AM
How to get PRTG to update DNS lookups
We noticed a number of IP addresses that weren't being resolved, so corrected those in DNS. We also cleared the DNS cache on the PRTG server and checked that it would now resolve the IP to a name, but PRTG continues to report only the ...
Tue, 10 Jun, 2025 at 11:44 AM
Monitor outbound "well known ports"?
Is there a way to monitor outbound “well known ports” through the DMZ? All that should be going out from our server is HTTP and FTP traffic. I’d like to be able to tell if something fishy is going on. Article Comments Hello, d...
Tue, 10 Jun, 2025 at 11:44 AM
Using SQL Server Express for Configuration and Monitoring Data
Can i use Microsoft SQL Server 2008 Express or Oracle for the PRTG V8 Monitoring Data and Configuration Data? Article Comments Hello, I'm afraid this is not possible. best regards. Sep, 2011 - Permalink
Tue, 10 Jun, 2025 at 11:44 AM
Why the total no of good and failed requests in two sensors with same configuration is very differen
We've set 2 sensors of ping on 2 different devices, both sensors have same settings i.e. ping count 1 with scan interval of 3 seconds, priority highest and packet size of 32 bytes, the report generated after 24 hours shows statistics as...
Tue, 10 Jun, 2025 at 11:44 AM
what's the number of good and failed requests for ping sensor depend on?
what's the number of good and failed requests for ping sensor depend on? there is a constant number? for 24hour if the both sensors configured the same : ping count =1 ...
Tue, 10 Jun, 2025 at 11:44 AM
monitoring lotus domino server - anzahl user
guten tag, ist es möglich, über snmp bzw. den snmp-dienst für den ibm domino server mit dem prtg-tool die anzahl der eingeloggten bzw. aktiven user zu monitoren? lotus notes ist bei uns in der firma sehr integriert - unser crm und ander...
Tue, 10 Jun, 2025 at 11:44 AM
Custom Top 10 filter based on partial sensor name
Greetings! Suppose you wanted to build a list that displayed top ten highest bandwidth users on FastEthernet ports only and using the name field to filter. I've created a custom map object by cloning the existing "Top10 Bandwidt...
Tue, 10 Jun, 2025 at 11:44 AM
Port Identification -
Is there a way that Paessler can report what device is plugged into a switch port? I would like to map out the network with what is plugged into what switch port and it would be helpful if there was something I could run to assist. ...
Tue, 10 Jun, 2025 at 11:44 AM
Custom Batch Script fails to run Find command
I have a custom script sensor that runs a simple batch file that looks inside a txt file and then checks errorlevel variable for 0, 1, or 2+. this script runs perfectly fine when executed from the command line on the machine. PRTG tho...
Tue, 10 Jun, 2025 at 11:44 AM
What else do I need to do to make the MSMQ sensor work?
We have upgraded our installation to v8 (and it is great!). We have about 400 custom queue depth sensors using a small powershell script to monitor depths on our expansive number of MSMQ queues. I saw that you had a queue depth monitor no...
Tue, 10 Jun, 2025 at 11:44 AM
Anyone is monitoring Vanguard Voip with PRTG?
We have Vanguard's VoIP routers. Anyone knows any way or MIB's to monitor quality of VoIP? Article Comments hallo, if you do not find anything, please take a look at the built in QoS sensors of PRTG. They are even be...
Tue, 10 Jun, 2025 at 11:44 AM
WMI Event Log shows status of Notify
WMI Event Log Sensor monitoring Application log for Event ID 4113 has a status of Notify but this is the message: Database redundancy health check failed. Database copy: NAIC-MDB1 Redundancy count: 0 Error: Passive copy 'NAIC-MDB1\EXCH1...
Tue, 10 Jun, 2025 at 11:44 AM
Alarm to only ping sensors
Is it possible to set alarm to only one type of sensors in a batch jobb? I can set alarms/notifications to all sensors under a device group, under notification tab. But this adds it to all the sensors. I only want it to be added to a specif...
Tue, 10 Jun, 2025 at 11:44 AM
PTF Launcher and dnscmd
I am stuck, maybe someone has some insight to this issue. I am trying to run dnscmd.exe as a notification. I installed PTF launcher and am using it to launch cmd. If I pull up a normal command prompt, dnscmd runs fine. With the command ...
Tue, 10 Jun, 2025 at 11:44 AM
Divide two SNMP OID values for a sensor
Hi, We're trying to create a sensor which monitors the amount of toner left on a HP printer. We have to use two OID values and divide them to give us a % value of remaining toner. Is this possible to do? Thanks, Article ...
Tue, 10 Jun, 2025 at 11:44 AM
Is there a way to stop interfaces from adopting the description specified on routers and switches?
Hi, If I try and add a new SNMP traffic sensor to a Cisco router, under the interface column it replaces the port ID (e.g. fa0/0/0) with the description that has been set on the router. If a description has not been added, then it will or...
Tue, 10 Jun, 2025 at 11:44 AM
Is it possible to monitor speed/duplex changes on a router/switch interface?
Hi, I am trying to setup an SNMP sensor in order to monitor any speed/duplex changes on our Cisco router/switch interfaces. Does anyone know if this is possible and how you set it up?? Thanks Rob Article Comments Hello, ...
Tue, 10 Jun, 2025 at 11:44 AM
WMI CPU Load sensor
Hello. We're digging into WMI sensors and found a strange issue: If we give only wmi privileges to the user under which PRTG is running - only part of the sensors is working (Disk usage works but CPU load does't). If we add th...
Tue, 10 Jun, 2025 at 11:44 AM
Does anyone know of a way to allow clients access to specific prtg data?
Hello, I have the trial version of PRTG set up and running and it all looks good and is giving me the information I would require. I have a requirement however to allow third parties to log in and view data from specific sensors but not a...
Tue, 10 Jun, 2025 at 11:44 AM
data and time in the reports
Hello, how I can get a report that shows me the data and time whose the devices had gone down ? I'm able see in the reports only amount time that devices had been down but the native reports doesn't shows data and time of the eve...
Tue, 10 Jun, 2025 at 11:44 AM
PRTG 9 Welcome Wizard Help—Welcome
Can you please offer help for the PRTG setup wizard Welcome to PRTG Network Monitor screen? Which edition is the right one for me? What's the difference between the editions of PRTG? Article Comments This article ...
Tue, 10 Jun, 2025 at 11:44 AM
Ping between probe and some host
When i add a Ping sensor, it measures ping latency between the server and the remote probe. But i'd like to add a ping sensor to the probe, that makes pings to some other host, which is set in the sensor settings. Also i should be able ...
Tue, 10 Jun, 2025 at 11:44 AM
PRTG 9 Welcome Wizard Help—Enter License Key
Can you please offer help for the PRTG setup wizard Enter License Key screen? How can I enter valid license information? Where do I get my license key from? What do I have to enter in this screen? Article Comments ...
Tue, 10 Jun, 2025 at 11:44 AM
to install a failover cluster over Wan firewall
How many port are requiered, except tcp 23570 over an wan firewall in case of failover cluster ? Article Comments Hello, each Cluster nodes needs to be able to receive incoming connections on port 23570 and send out outgoing c...
Tue, 10 Jun, 2025 at 11:44 AM
PING times out on an otherwise available workstation
At our customers site PRTG sometimes cannot ping a computer which is otherwise available and can be seen on the network for several hours. What is happening there? Article Comments Are you able to ping the host outside of PRTG? ...
Tue, 10 Jun, 2025 at 11:44 AM
How can I prevent data gaps in Sensor Factory sensors with NetFlow sensors?
How can I prevent data gaps in Sensor Factory sensors with NetFlow sensors? Article Comments Because of timing issues with the arriving Netflow data the scanning interval of the Sensor Factory should be higher than the scanning ...
Tue, 10 Jun, 2025 at 11:44 AM
Netflow-Sensor: How can I add my own channels?
Hi, in the basic netflow configuration there are limited groups of channel configuration (http, File Transfer, Mail etc.). I would like to know if other can be added like RTP (Video, Voice). Article Comments Hello, please se...
Tue, 10 Jun, 2025 at 11:44 AM
Device template not creating correct sensor
I created a device template from a device that has one sensor - WMI Free Disk Space (Single Disk) When i create a template, is only appears to have a "ping" sensor <?xml version="1.0" encoding="UTF-8" ?...
Tue, 10 Jun, 2025 at 11:44 AM
Does Clustering enable load balancing?
If I enable clustering between two PRTG servers will they share the load of monitoring? Article Comments Hello, the PRTG Cluster will not load-balance the monitoring requests. In fact each node in a PRTG Cluster monitors all ...
Tue, 10 Jun, 2025 at 11:44 AM
How can I monitor login failures on a web server?
We have a need to see login failures on a IIS 6 & 7 server farm. I would assume that some sort of log parsing will be required to make this work. Could someone point me in the right direction? Article Comments If you have ...
Tue, 10 Jun, 2025 at 11:44 AM
How to add channel to SSH Disk Free Sensor?
Can I monitor some additional mount points such as /u01 via SSH Disk Free Sensor? I can see only predefined channels - root, /stand, /var, /opt, /usr, /tmp and cannot find the "Add channel" button... Article Comments H...
Tue, 10 Jun, 2025 at 11:44 AM
ESX(i) Monitoring CPU Ready for Guest System
is there any way to monitor the CPU ready value for the guest systems? Article Comments Hello, depending on the type of Guest OS you could simply use WMI Sensors if it's Windows or SSH Load Sensors if it's Linux for e...
Tue, 10 Jun, 2025 at 11:44 AM
Running a custom Sensor fails
I have created a Custom sensor as VB-Skript. It checks the modification date of a logfile on a remote systems and returns the message "OK" or "WARNING" with the following code: IF a > b then wscript.echo "W...
Tue, 10 Jun, 2025 at 11:44 AM
Migrating PRTG Traffic Grapher 6 data to PRTG 9
I have a few years worth of data collected by PRTG Traffic Grapher 6.2.2.983 Freeware Edition on Windows 2003 ServerA I have a licensed copy (500 sensors) of PRTG 9 on Windows 2008 R2 ServerB I'd like to be able to retain all of my ...
Tue, 10 Jun, 2025 at 11:44 AM
WMI Service - Service name contains " ' "
Hi, I need to monitor a service with a name that contain apostrophe. The wmi service sensor doesnt work, because the WMI query fail because the apostrophe need to be "escaped" as described here: http://blogs.technet.com/b/heyscr...
Tue, 10 Jun, 2025 at 11:44 AM