dfbsa142:~# nagios2 -v /etc/nagios2/nagios.cfg
Nagios 2.6
Copyright (c) 1999-2006 Ethan Galstad (http://www.nagios.org)
Last Modified: 11-27-2006
License: GPL
Reading configuration data...
Running pre-flight check on configuration data...
Checking services...
Checked 322 services.
Checking hosts...
Checked 35 hosts.
Checking host groups...
Checked 16 host groups.
Checking service groups...
Checked 1 service groups.
Checking contacts...
Checked 11 contacts.
Checking contact groups...
Warning: Contact group 'database-admins' is not used in any host/service definitions or host/service escalations!
Warning: Contact group 'ldap-admins' is not used in any host/service definitions or host/service escalations!
Warning: Contact group 'network-admins' is not used in any host/service definitions or host/service escalations!
Warning: Contact group 'samba-admins' is not used in any host/service definitions or host/service escalations!
Warning: Contact group 'windows-admins' is not used in any host/service definitions or host/service escalations!
Checked 6 contact groups.
Checking service escalations...
Checked 0 service escalations.
Checking service dependencies...
Checked 7148 service dependencies.
Checking host escalations...
Checked 0 host escalations.
Checking host dependencies...
Checked 0 host dependencies.
Checking commands...
Checked 123 commands.
Checking time periods...
Checked 4 time periods.
Checking extended host info definitions...
Checked 0 extended host info definitions.
Checking extended service info definitions...
Checked 0 extended service info definitions.
Checking for circular paths between hosts...
Checking for circular host and service dependencies...
Checking global event handlers...
Checking obsessive compulsive processor commands...
Checking misc settings...
Total Warnings: 5
Total Errors: 0
Things look okay - No serious problems were detected during the pre-flight check