nagios3

Legacy host/service/networking monitoring program. Largely deprecated by nagios4. See also: nagios, nagios2, nagios4. More information: https://manned.org/nagios.

• Start nagios3:

nagios3 /etc/nagios3/nagios.cfg

• Start nagios3 in daemon mode:

nagios3 -d

• Start nagios3, print service check scheduling information to stdout, then shutdown:

nagios3 -s

• Verify configuration file:

nagios3 -v