Two or more Nagios Log Server instances can be used to form a cluster which can provide scalablity, improved performance, and data redundancy. This document is written for administrators who are looking to add additional instances to a Nagios Log... Read More

This document describes how to create various alerts in Nagios Log Server, such as sending them to a Nagios xi or Nagios Core monitoring server using Nagios Remote Data Processor (NRDP), sending an email, sending SNMP traps and executing scripts.... Read More

This document is intended for use by Nagios Log Server administrators and users who wish to better understand querying, filtering and drilling down the data in Nagios Log Server. Analyzing Logs With Nagios Log Server Read More

This document describes how to integrate Nagios Log Server with Active Directory (AD) or Lightweight Directory Access Protocol (LDAP). This allows user authentication and validation through the Nagios Log Server interface. This is helpful for system... Read More

Nagios Log Server allows administrators to set the data path they would like their data to be stored. The default location is /usr/local/nagioslogserver/elasticsearch/data/, however with proper planning this path can be changed. This document... Read More

Filters can be applied to messages before they are sent to Elasticsearch for indexing. They perform actions such as breaking apart messages into fields for easy searching, adding geo location information, resolving IP to DNS names and dropping... Read More

Inputs allow Nagios Log Server to collect data from various places, like TCP/UDP ports, SNMP Traps, Unix sockets, long running command pipes, etc. This document describes how to add Inputs to Nagios Log Server. Configuring Nagios Log Server Inputs Read More

This document describes how to configure Nagios Log Server for Multi-Tenancy. Multi-tenancy allows you to restrict which hosts your users are able to see. Configuring Multi-Tenancy Read More

It's very easy to setup NXLog to monitor your own custom logs. When you configure NXLog, by default you will only be collecting new data that comes in from that point forward. If you wanted to import the contents of the existing log file there... Read More

This information is intended for use by Nagios Log Server Administrators who wish to understand the different backup and restore methods available. The following documentation covers the basics of performing different Backup and Restore methods on... Read More

Normally when you configure NXLog to send a custom log file to Nagios Log Server it is sent on a line-by-line basis. This can make it complicated to review the logs on NLS as it will be displayed as multiple events. This document is intended for use... Read More

To be able to receive logs from Windows, a third party program called NXLog Community Edition (CE) is required. This documentation provides the steps to install and configure NXLog CE. Sending Windows Logs To Nagios Log Server Read More

The Nagios .OVA virtual machines provided in downloads for Nagios xi, Nagios CSP, Nagios Log Server, Nagios Fusion, and Nagios Network Analyzer can be used natively by hypervisors such as VMware Workstation and VirtualBox.  Other hypervisors such as... Read More

This document describes how to launch a new pre-installed Nagios Log Server server in the Amazon EC2 cloud in order to quickly run a trial of Nagios Log Server without using physical hardware, migrate existing physical installations to a cloud... Read More

As of version 2.1.0, Nagios Log Server now supports report exporting and scheduling. This allows you to retrieve reports in PDF, JPG, or CSV form, and to have these e-mailed to you on a regular interval. This document describes how to export or... Read More

This information shows how to configure Nagios Log Server to use a proxy server. In environments where your Nagios Log Server Instances do not have direct internet access you can use a proxy server for update checks, license activation and license... Read More

This document is intended to outline the steps required to install Nagios Log Server within VMware Workstation Player. Installing Nagios Log Server with VMWare Workstation Player Read More

It is possible to integrate Nagios Log Server (NLS)  with Nagios xi using the Nagios Remote Data Processor (NRDP).  The following video provides an overview on how to use NRDP to integrate NLS and Nagios xi. Read More

Ports below 1024 are privileged on Linux and only allow the root user to listen on them. This document is intended for use by Nagios Log Server Administrators who would like configure Nagios Log Server to listen on ports below 1024 which are... Read More

Nagios Log Server is a clustered application, it consists of one or more instances of Nagios Log Server. An instance is an installation of Nagios Log Server, it participates in the cluster and acts as a location for the received log data to reside.... Read More

Nagios Log Server is a clustered application, it consists of one or more instances of Nagios Log Server. An instance is an installation of Nagios Log Server, it participates in the cluster and acts as a location for the received log data to reside.... Read More

Backing up a database is always something that is important to administrators to be able to preserve data for pin point analysis and many other reasons. This is no different in Nagios Log Server especially when something critical happens in your... Read More

When you log in to Nagios Log Server you are presented with the Home page. In the bottom left of the page there are buttons to startsending logs to Nagios Log Server. This document is intended for use by Nagios Log Server Administrators and users to... Read More

Nagios Log Server (NLS) is a flexible and powerful tool for monitoring applications such as Apache web server.  Monitoring Apache Logs using NLS is fairly easy to setup the following video provides and overview of the process. Read More

Nagios Log Server can be used to monitor Linux system logs using the rsyslog daemon. The following video provides an overview of how to quickly and easily setup log forwarding so you can search through the logs for a remote Linux system Read More

The Nagios Cross Platform Agent is a flexible and powerful tool for monitoring and can be used to monitor Nagios Log Server clusters.  The following Knowledge Base article walks through the process of configuring NCPA to monitor a Log Server Cluster... Read More

The Nagios Log Server is a powerful tool to manage logs that will allow Admins using Squid Proxy server to quickly and easily see what is accessed and request from users. This document will detail how to configure a server running Squid to send logs... Read More

This document describes how to remove an instance from a Nagios Log Server cluster. Removing an instance from a Nagios Log Server cluster is as simple as updating the cluster_hostsconfiguration file and restarting the Elasticsearch database service... Read More

This document is intended for use by VMware Administrators who would like to send their ESxi syslog messages to Nagios Log Server for storage and analysis. Sending ESxi Logs To Nagios Log Server Read More

The steps for receiving logs from Mac OS X are quite simple, you only need to add a line to a configuration file and restart a service. Nagios Log Server does not require any additional configuration, it is ready to receive logs from Max OS X out of... Read More

This documentation walks you through creating a Filter in Nagios Log Server that takes the Nagios Core log data and stores it into fields in the Elasticsearch database. Once the filter has been created, your Nagios xi or Nagios Core server will be... Read More

This document is intended for use by Nagios Log Server Administrators who would like encryption between NLS and their Windows NXLog clients. Encryption ensures that the traffic between the Windows machine and Nagios Log Server is not sent in plain... Read More

This document is intended for use by Nagios Log Server Administrators who would like encryption between NLS and their Linux clients running syslog. Encryption ensures that the traffic between the Linux machine and Nagios Log Server is not sent in... Read More

This document describes how to upgrade an existing Nagios Log Server installation with the latest updates and patches. Upgrade Instructions For Nagios Log Server   Read More

This document describes how to use a Nagios Log Server Output to create Passive Host and Service objects in Nagios xi. This document provides an example of how Nagios Log Server Outputs can perform tasks on the log data it receives. Using An Output... Read More

This document is intended for use by Nagios Log Server Administrators that require secure LDAP / AD connectivity. You may already have the LDAP / AD Integration configured in Nagios Log Server, this documentation will allow you to update your... Read More