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  1. Nagios XI - WMI Authentication Problems Problem Description When a query is submitted with a correct set of credentials, but a user does not have access to the WMI class, absolutely NO output is returned by wmic.   Explanation When a Windows user is added to a group, that user is given an... Read More
  2. Health Checks Health Checks Health checks allow you to query different aspects of your system to be alerted of potential issues. A good example is checking the SMART attributes of a hard drive.   Permissions Some of these checks require elevated permissions, more... Read More
  3. Printer Checks Printer Checks Printer checks allow you to query the status of printers and their supplies.   Nagios Plugins In you have a HP printer with a Jet Direct card then Nagios Plugins includes a check_hpjd plugin that can provide statistics on the printer... Read More
  4. Scheduled Task Checks Scheduled Task Checks Scheduled Task checks allow you to query the status of Windows Tasks.   Nagios Plugins Nagios Plugins does not include a way to check scheduled tasks. NCPA NPCA does not include a way to check scheduled tasks. NSClient++ v... Read More
  5. Log Checks Log Checks Log checks allow you to query log files or Windows Event logs. Checking log files can be a system intensive process, especially if you have a large log file that is being checked every five minutes. A better solution is to send the log fil... Read More
  6. Disk Performance Checks Disk Performance Checks Disk Performance checks allow you to monitor the input / output (IO) performance of the physical disks in your system. A physical disk is the block level device, depending on the agent and operating system (OS) you can monitor... Read More
  7. Uptime Checks Uptime Checks Uptime checks can alert you to when a system has rebooted (or has not). The performance data returned can also help identify trends with systems that may be having issues. The sections below provide examples of how to perform these chec... Read More
  8. File And Folder Checks File And Folder Checks File and Folder checks can help identify the following: File Count Files Size File Or Folder Exists File Modified Advanced NSClient++ Notes The sections below provide examples of how to perform these checks using different me... Read More
  9. Process Checks Process Checks Process checks can help identify the following: Process is running Process is NOT running Multiple separate processes Total running processes Process Resources The sections below provide examples of how to perform these checks using ... Read More
  10. Network Interface Checks Network Interface Checks These checks are for the network interface cards (NIC) on the remote computer. Depending on your Operating System (OS) the NIC will be named differently, here are some examples: CentOS 6 = eth0 CentOS 7 = ens32 Windows = Eth... Read More
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