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<title>Home - All Categories - Products  - NRPE  - Troubleshooting  - Common Problems  </title>
<link>https://support.nagios.com/kb/category.php?id=93</link>
<description>This RSS Feed contains Articles of Category in the knowledge base. You can click on the title to view its content. Powered by PHPKB Knowledge Base Software (http://www.knowledgebase-script.com)</description>
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										<guid>https://support.nagios.com/kb/article/check_nrpe-error-could-not-connect-to-xxx-xxx-xxx-xxx-connection-reset-by-peer-616.html</guid>
										<title>CHECK_NRPE: Error - Could not connect to xxx.xxx.xxx.xxx: Connection reset by peer</title>
										<link>https://support.nagios.com/kb/article/check_nrpe-error-could-not-connect-to-xxx-xxx-xxx-xxx-connection-reset-by-peer-616.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: CHECK_NRPE: Error - Could not connect to xxx.xxx.xxx.xxx: Connection reset by peer Â  Troubleshooting The Error Please refer to the following KB article to define the Nagios XI...]]></description>

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										<guid>https://support.nagios.com/kb/article/disabling-port-113-ident-requests-840.html</guid>
										<title>Disabling Port 113 IDENT Requests</title>
										<link>https://support.nagios.com/kb/article/disabling-port-113-ident-requests-840.html</link>
										<description><![CDATA[Problem Description You are seeing port 113 return requests either from your Nagios XI server (when submitting NSCA passive results) to the originating host OR you are seeing port 113 return requests when checking NRPE services). You will see this...]]></description>

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										<guid>https://support.nagios.com/kb/article/how-to-clear-solaris-service-maintenance-status-565.html</guid>
										<title>How To Clear Solaris Service Maintenance Status</title>
										<link>https://support.nagios.com/kb/article/how-to-clear-solaris-service-maintenance-status-565.html</link>
										<description><![CDATA[Problem Description This KB article explains how to clear the Solaris Maintenance Status on a service, specifically the Nagios Core or NRPE service. This KB article will focus specially on Nagios Core and the resolution, however the steps are...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-agent-and-plugin-explained-612.html</guid>
										<title>NRPE - Agent and Plugin Explained</title>
										<link>https://support.nagios.com/kb/article/nrpe-agent-and-plugin-explained-612.html</link>
										<description><![CDATA[ Overview Nagios Remote Plugin Executor (NRPE) is an agent used by Nagios XI for communicating with remote hosts. Remote hosts are operating systems like Linux and Windows. Â  This KB article explains:   How Nagios XI sends requests to the NRPE Agent...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-check_nrpe-error-could-not-complete-ssl-handshake-615.html</guid>
										<title>NRPE - CHECK_NRPE: Error - Could Not Complete SSL Handshake</title>
										<link>https://support.nagios.com/kb/article/nrpe-check_nrpe-error-could-not-complete-ssl-handshake-615.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: CHECK_NRPE: Error - Could Not Complete SSL Handshake Â  The NRPE client may also log messages similar to the following in SYSLOG: Dec 11 09:08:14 centos19 xinetd[2567]: FAIL:...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-check_nrpe-error-receiving-data-from-daemon-619.html</guid>
										<title>NRPE - CHECK_NRPE: Error Receiving Data From Daemon</title>
										<link>https://support.nagios.com/kb/article/nrpe-check_nrpe-error-receiving-data-from-daemon-619.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: CHECK_NRPE: Error Receiving Data From Daemon Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to completely...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-check_nrpe-received-0-bytes-from-daemon-check-the-remote-server-logs-for-error-messages-618.html</guid>
										<title>NRPE - CHECK_NRPE: Received 0 Bytes From Daemon. Check The Remote Server Logs For Error Messages</title>
										<link>https://support.nagios.com/kb/article/nrpe-check_nrpe-received-0-bytes-from-daemon-check-the-remote-server-logs-for-error-messages-618.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: NRPE - CHECK_NRPE: Received 0 Bytes From Daemon. Check The Remote Server Logs For Error Messages Â  Assumed Knowledge The following KB article contains an explanation of how NRPE...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-check_nrpe-socket-timeout-after-n-seconds-617.html</guid>
										<title>NRPE - CHECK_NRPE: Socket Timeout After n Seconds</title>
										<link>https://support.nagios.com/kb/article/nrpe-check_nrpe-socket-timeout-after-n-seconds-617.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: CHECK_NRPE: Socket Timeout After n Seconds Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to completely...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-command-your-plugin-not-defined-621.html</guid>
										<title>NRPE - Command `[Your Plugin]` Not Defined</title>
										<link>https://support.nagios.com/kb/article/nrpe-command-your-plugin-not-defined-621.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: NRPE - Command &#039;[Your Plugin]&#039; Not Defined Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-connection-refused-by-host-622.html</guid>
										<title>NRPE - Connection Refused By Host</title>
										<link>https://support.nagios.com/kb/article/nrpe-connection-refused-by-host-622.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: Connection Refused By Host Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to completely understand the...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-connection-refused-or-timed-out-626.html</guid>
										<title>NRPE - Connection Refused Or Timed Out</title>
										<link>https://support.nagios.com/kb/article/nrpe-connection-refused-or-timed-out-626.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: Connection Refused Or Timed Out Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to completely understand the...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-error-while-loading-shared-libraries-libssl-so-624.html</guid>
										<title>NRPE - Error While Loading Shared Libraries: libssl.so</title>
										<link>https://support.nagios.com/kb/article/nrpe-error-while-loading-shared-libraries-libssl-so-624.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: Error While Loading Shared Libraries: libssl.so.0.9.8:Cannot Open Shared Object File: No Such File Or Directory Â  Assumed Knowledge The following KB article contains an...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-error-missing-argument-exception-628.html</guid>
										<title>NRPE - ERROR: Missing Argument Exception</title>
										<link>https://support.nagios.com/kb/article/nrpe-error-missing-argument-exception-628.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: ERROR: Missing Argument Exception Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to completely understand...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-general-troubleshooting-tips-629.html</guid>
										<title>NRPE - General Troubleshooting Tips</title>
										<link>https://support.nagios.com/kb/article/nrpe-general-troubleshooting-tips-629.html</link>
										<description><![CDATA[Problem Description This KB article provides a troubleshooting methodology for NRPE problems. Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to completely understand the problem...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-linux-cached-memory-not-added-to-free-memory-171.html</guid>
										<title>NRPE - Linux Cached Memory Not Added to Free Memory</title>
										<link>https://support.nagios.com/kb/article/nrpe-linux-cached-memory-not-added-to-free-memory-171.html</link>
										<description><![CDATA[Problem Description In older versions of the Linux NRPE Agent, the memory plugin custom_check_mem did notÂ take into account cached memory as part of the free memory and may create false warning or critical alerts, even though you are NOT low on...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-no-output-returned-from-plugin-623.html</guid>
										<title>NRPE - No Output Returned From Plugin</title>
										<link>https://support.nagios.com/kb/article/nrpe-no-output-returned-from-plugin-623.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: No Output Returned From Plugin Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to completely understand the...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-nrpe-unable-to-read-output-620.html</guid>
										<title>NRPE - NRPE: Unable To Read Output</title>
										<link>https://support.nagios.com/kb/article/nrpe-nrpe-unable-to-read-output-620.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: NRPE: Unable To Read Output Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to completely understand the...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-packet-size-explained-518.html</guid>
										<title>NRPE - Packet Size Explained</title>
										<link>https://support.nagios.com/kb/article/nrpe-packet-size-explained-518.html</link>
										<description><![CDATA[ Overview This KB article discusses NRPE and the network packet size used in the different versions of the client and the check_nrpe plugin. Â  Â  Nomenclature The following explains the terms used in this document.   Client / Agent   This is what is...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-remote-does-not-support-version-3-packets-786.html</guid>
										<title>NRPE - Remote does not support Version 3 Packets</title>
										<link>https://support.nagios.com/kb/article/nrpe-remote-does-not-support-version-3-packets-786.html</link>
										<description><![CDATA[Problem Description This KB article describes why you are seeing the following error message on your Nagios server when the check_nrpe plugin is run: Nov 28 08:51:34 office_itx_gentoo check_nrpe: Remote 10.25.11.3 does not support Version 3 Packets...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-return-code-of-126-is-out-of-bounds-plugin-may-not-be-executable-614.html</guid>
										<title>NRPE - Return Code Of 126 Is Out Of Bounds - Plugin May Not Be Executable</title>
										<link>https://support.nagios.com/kb/article/nrpe-return-code-of-126-is-out-of-bounds-plugin-may-not-be-executable-614.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: Return Code Of 126 Is Out Of Bounds - Plugin May Not Be Executable Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-return-code-of-127-is-out-of-bounds-plugin-may-be-missing-613.html</guid>
										<title>NRPE - Return Code Of 127 Is Out Of Bounds - Plugin May Be Missing</title>
										<link>https://support.nagios.com/kb/article/nrpe-return-code-of-127-is-out-of-bounds-plugin-may-be-missing-613.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: Return Code Of 127 Is Out Of Bounds - Plugin May Be Missing Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced...]]></description>

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										<guid>https://support.nagios.com/kb/article/nrpe-turn-off-xinetd-logging-on-success-566.html</guid>
										<title>NRPE - Turn Off XINETD Logging On Success</title>
										<link>https://support.nagios.com/kb/article/nrpe-turn-off-xinetd-logging-on-success-566.html</link>
										<description><![CDATA[ Overview This KB article explains how to configure XINETD to stop the logging of successful NRPE connections. Every time the Nagios XI or Nagios Core server connects to the NRPE client, the following is logged in /var/log/messages (or equivalent): Â...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-unknown-no-handler-for-that-command-627.html</guid>
										<title>NRPE - UNKNOWN: No Handler For That Command</title>
										<link>https://support.nagios.com/kb/article/nrpe-unknown-no-handler-for-that-command-627.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error or variants of this error: UNKNOWN: No Handler For That CommandNo handler for command:Unknown command(s): Â  Assumed Knowledge The following KB article contains an explanation of...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-v3-v4-compatibility-with-previous-versions-516.html</guid>
										<title>NRPE - v3/v4 Compatibility With Previous Versions</title>
										<link>https://support.nagios.com/kb/article/nrpe-v3-v4-compatibility-with-previous-versions-516.html</link>
										<description><![CDATA[ Overview This KB article discusses NRPE v3/v4 and it&#039;s compatibility with previous versions of NRPE and clients that use NRPE such as NSClient++. NRPE v3 has two major improvements over previous versions:   Increased packet size up to 64K ...]]></description>

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<item>
										<guid>https://support.nagios.com/kb/article/nrpe-warning-this-plugin-must-be-either-run-as-root-or-setuid-625.html</guid>
										<title>NRPE - Warning: This Plugin Must Be Either Run As Root Or Setuid</title>
										<link>https://support.nagios.com/kb/article/nrpe-warning-this-plugin-must-be-either-run-as-root-or-setuid-625.html</link>
										<description><![CDATA[Problem Description This KB article addresses the following NRPE error: Warning: This Plugin Must Be Either Run As Root Or Setuid Â  Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to...]]></description>

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