Tripp Lite B092-016 Owner's Manual download pdf (Page 134)

134

10.

NAGIOS INTEGRATION

Introduction

Nagios

is a powerful, highly extensible open source tool for monitoring network hosts and services. The

core Nagios software package will typically be installed on a server or virtual server, the central Nagios

server.

Tripp Lite

Console Server

can

operate in co

njunction with a central/upstream Nagios server to provide

distributing monitoring of attached network hosts and serial devices. The

Console Server

can

embed

the NSCA (Nagios Service Checks Acceptor)and NRPE (Nagios Remote

Plug

Executor) add

ons. T

his

allows them to communicate with the central Nagiosserver, eliminating the need for a dedicated

Slave

Nagios server at remote sites.

The

Console Server

s embed a

basic

set of

distributed monitoring

add

ons

and

can be uploaded with

additional

customizable d

istributed monitoring.

Note

If you have an existing Nagios deployment, you may wish to

use the

Console Server

in a

distributed moni

toring server capacity only

this case and

you are already familiar with

Nagios, skip ahead to section 10.3.

10.1

Nagios Overview

Nagio

s provides central monitoring of the hosts and services in your distributed network. Nagios is freely

downloadable, open source software

This section offers a quick background of Nagios and its

capabilities

A complete overview, FAQ

and comprehensive documentation are available at:

http://www.nagios.org

Nagios forms the core of many leading commercial system management solutions such as GroundWork:

http://www.groundworkopensource.com

Nagios take

some time to install and configure

but o

nce

is up and running

, it provides an outstanding

network monitoring system.

With Nagios you can:



Display tables showing the status of each monitored server

and network service in real time



Use a wide range of freely available

plug

s to make detailed checks of specific services

e.g.

don't

just check

a database is accepting network connections, check thatit can actually validate

requests and return r

eal data



Display warnings and send warning e

mails, pager or SMS alerts when a service failure or

degradation is detected



Assign contact groups who are responsible for specific services in specific time frames

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