define host{
	host_name				host1
	address				192.168.0.1
	hostgroups			HOSTGROUP1
}

define host{
	host_name				host2
	address				192.168.0.2
	hostgroups			HOSTGROUP1
}

define host
	host_name				host3
	address				192.168.0.3
	hostgroups			HOSTGROUP1
}

define host{
	host_name				host4
	address				192.168.0.4
	hostgroups			HOSTGROUP1
}

define hostgroup{
	hostgroup_name			HOSTGROUP1
}

define hostgroup{
	hostgroup_name			HOSTGROUP2
	members				host1,host2,host3,host4
}