Centos Nagios install

1.- yum install nagios

2.- vi /etc/nagios/objects/contacts.cfg

 contact_name              admin
 email                           admin@localhost ;

 members                     admin


3.-   vi /etc/httpd/conf.d/nagios.conf

## Comment Lines

#   Order allow,deny
#   Allow from all

## Uncomment and Change lines

Order deny,allow
Deny from all
Allow from 127.0.0.1 192.168.1.0/24

4.-  htpasswd /etc/nagios/passwd nagiosadmin


5.- service nagios start
     chkconfig nagios on

6.- Conf check

 nagios -v /etc/nagios/nagios.cfg




Referencia:

Unixmen