Administrator Guide

General Use

Alerting On Log Events With Nagios Log Server

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.

This document is intended for use by Nagios Log Server Administrators and users looking for information on how to setup alerting in Nagios Log Server.

Alerting On Log Events

Analyzing Logs With Nagios Log Server

This document describes how to use queries and filters to drill down to see the exact information you are looking for using Nagios Log Server Dashboards.

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

Authenticating and Importing Users with AD and LDAP

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 administrators by simplifying user management of large infrastructures and standardize credentials needed for Nagios Log Server by allowing users to authenticate with AD/LDAP credentials when logging into the system.

This document is intended for use by Nagios Administrators who want to allow users to authenticate with their AD/LDAP credentials when logging into Nagios Log Server.

Authenticating and Importing Users with AD and LDAP

Backing Up And Restoring Nagios Log Server

This document describes how to backup and restore a Nagios Log Server cluster.

This document is intended for use by Nagios Log Server Administrators who wish to understand the different backup and restore methods available.

Backing Up And Restoring Nagios Log Server

Changing Data Store Path

This document describes how to change the data store path from its default location in Nagios Log Server.

This document is intended for use by Nagios Log Server Administrators who would like to change the default path where data is stored in on their Nagios Log Server instance.

Changing Data Store Path

Configuring Nagios Log Server Inputs

This document describes how to add Inputs to Nagios Log Server.

This document is intended for use by Nagios Log Server Administrators who want to customize their Nagios Log Server Inputs.

Configuring Inputs

Configuring Filters

This document describes how to customize Nagios Log Server Filters, it is intended for use byNagios Log Server Administrators.

This document is intended for use by Nagios Log Server Administrators who want to customize their Nagios Log Server Filters.

Configuring Filters

How To Configure SSL

This document will describe how to setup Nagios Log Server to use SSL/TLS to provide encrypted connections to the Nagios Log Server. This document can also be used as an initial point for troubleshooting SSL/TLS connections.

This document is intended for use by Nagios Log Server Administrators who require encrypted connections to their Nagios Log Server. SSL/TLS provides security between the end user's web browser and Nagios Log Server by encrypting the traffic.

How To Configure SSL/TLS

Listening On Privileged Ports With Nagios Log Server

This document describes how to configure Nagios Log Server to listen on privileged ports (ports below 1024).

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 privileged in Linux. This can be useful if you have legacy devices that can only send on specific ports (e.g. syslog on port 514).

Listening On Privileged Ports

Managing Clusters

This document describes how to manage and identify key information on your Nagios Log Server Cluster.

This document is intended for use by Nagios Log Server Administrators looking for overall health and status information regarding the Nagios Log Server instances and overall cluster.

Managing Clusters

Managing Nagios Log Server Indices

This document describes how to manage your Nagios Log Server Indices for your Nagios LogServer cluster.

This document is intended for use by Nagios Log Server Administrators. It describes how to manage and gather information about specific indices.

Managing Indices

Managing Instances

This document describes how to manage your Nagios Log Server Instances.

This document is intended for use by Nagios Log Server Administrators, it describes how to view statistics and manage Nagios Log Server Instances. It also provides information that can assist with troubleshooting.

Managing Instances

Managing Snapshots and Maintenance

This document describes how to manage your Nagios Log Server Snapshots and Maintenance.

This document is intended for use by Nagios Log Server Administrators. It describes how Administrators can create and manage snapshots and snapshot repositories.

Managing Snapshots and Maintenance

Managing Users

This document describes how to add or modify Nagios Log Server users accounts.

This document is intended for use by Nagios Log Server Administrators who need to create or modify users.

Managing Users

Monitoring A New Log Source

This document describes how to setup Nagios Log Server to monitor a new log source.

This document is intended for use by Nagios Log Server Administrators and users to setup Nagios Log Server to receive logs from a source.

Monitoring A New Log Source

Monitoring Squid Proxy Server With Nagios Log Server

This document describes how to integrate your Squid Proxy server logs into Nagios Log Server.

This document is intended for use by Administrators who want to get logs from their Squid Proxy server.

Monitoring Squid Proxy Server With Nagios Log Server

Performance and Storage Walkthrough

This document describes requirements and performance needs such as disk space, memory, processor speed for Nagios Log Server based on cluster size and the amount of log data read per day.

This document is intended for use by Nagios Log Server Administrators while planning or creating their Nagios Log Server cluster.

Performance and Storage Walkthrough

Resizing The VM Disk Size

This document describes how to increase the size of the Nagios Log Server virtual machine (VM) disk.

This document is intended for use by Nagios Log Server Administrators who require more space on their Log Server installation and are running Log Server from a VMware virtual machine image. These steps are also applicable to a Hyper-V or VirtualBox virtual machine.

Resizing The VM Disk Size

Sending ESXi Logs To Nagios Log Server

This document describes how to configure your ESXi server to send syslog messages to the Nagios Log Server.

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

Sending Mac OS X Logs To Nagios Log Server

This document describes how to configure Mac OS X to send logs to Nagios Log Server.

This document is intended for use by Nagios Log Server Administrators who wish to configure Mac OS X to send logs to Nagios Log Server./p>

Sending Mac OS X Logs To Nagios Log Server

Sending Nagios Core Logs To Nagios Log Server

This document describes how to send Nagios Core logs to Nagios Log Server. This documentation also applies to Nagios XI as it uses Nagios Core in the backend.

This document is intended for use by Nagios Administrators who wish to analyze their Nagios Core logs.

Sending Nagios Core Logs To Nagios Log Server

Sending nxlogs with SSL

This document describes how to setup encryption between Nagios Log Server and nxlog on Windows using self signed certificates.

This document is intended for use by Nagios Log Server Administrators who would like encryption between NLS and their Windows nxlog clients.

Sending NXLogs With SSL/TLS

Sending Windows Logs To Nagios Log Server

This document describes how to configure Windows to send logs to Nagios Log Server.

This document is intended for use by Nagios Log Server Administrators who want to receive logs from a Windows machine.

Sending Windows Logs To Nagios Log Server

Single Instance Deployment

This document discusses a Nagios Log Server Single Instance Deployment compared to using multiple instances in a cluster.

This document is intended for use by Administrators who wish to maintain a single instance deployment of Nagios Log Server.

Single Instance Deployment

Snapshot Repository Considerations

This document discusses the snapshot repository requirements in Nagios Log Server and some of the pit falls you may come across.

This document is intended for use by Nagios Administrators that need a deep understanding of the snapshot repository and how it is affected by different network technologies.

Snapshot Repository Considerations

Technical Overview and Terminology Definitions

This document is designed to provide an explanation of what Nagios Log Server is, how it can be used, and to define terminology related to it.

This document is intended for use by Nagios Log Server users and administrators.

Technical Overview and Terminology Definitions

Understanding Email Sending

This document describes how Nagios Log Server sends emails and explains how to configure your email settings. Nagios Log Server uses email to send alerts.

This document is intended for use by Nagios Administrators who want to understand in detail how emails are sent by Nagios Log Server.

Understanding Email Sending

Nagios Log Server – Using A Proxy Server

This document 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 maintenance checks.

This document is intended for use by Administrators who need to configure their Nagios Log Server to use a proxy server.

Using A Proxy Server

Using An Output To Create Nagios XI Passive Objects

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.

This document is intended for use by Nagios Administrators who wish to automate the creation of passive host and service objects in Nagios XI. It also is a learning tool for how to use Outputs in Nagios Log Server.

Using An Output To Create Nagios XI Passive Objects

Using SSL/TLS with Active Directory / LDAP

This document describes how to install the required certificate on the Nagios Log Server for use with LDAP or Active Directory (AD) Integration in Nagios Log Server. This process is required if your LDAP / AD server has a self signed certificate.

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 integration to use certificates.

Using SSL/TLS with Active Directory / LDAP