diff --git a/manifests/nagios/objects/add_contactgroups_rules.pp b/manifests/nagios/objects/add_contactgroups_rules.pp
index 91f038e..f1947c6 100644
--- a/manifests/nagios/objects/add_contactgroups_rules.pp
+++ b/manifests/nagios/objects/add_contactgroups_rules.pp
@@ -19,14 +19,14 @@ class confdroid_nagios::nagios::objects::add_contactgroups_rules (
     concat { $ng_tgt_contactgroup_add:
       ensure   => present,
       path     => $ng_tgt_contactgroup_add,
-      owner    => $ng_user,
-      group    => $ng_user,
+      owner    => 'nagios',
+      group    => 'nagios',
       mode     => '0640',
       selrange => s0,
       selrole  => object_r,
       seltype  => nagios_etc_t,
       seluser  => system_u,
-      notify   => Service[$ng_service],
+      notify   => Service[$ng_nagios_service],
     }
 
     # manage file header
diff --git a/manifests/params.pp b/manifests/params.pp
index 8134bce..a0ad36f 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -27,6 +27,52 @@
 #   Nagios web interface. Default is '1'.
 # @param [String] ng_log_file The path to the Nagios log file. Default is
 #   '/var/log/nagios/nagios.log'.
+# @param [String] ng_ping_warn The warning threshold for the check_ping 
+#   command. Default is '100.0,20%'.
+# @param [String] ng_ping_crit The critical threshold for the check_ping 
+#   command. Default is '500.0,60%'.
+# @param [String] ng_ping_ensure The ensure value for the check_ping command. 
+#   Default is 'present'. 
+# @param [String] ng_disk_warn The warning threshold for the check_disk 
+#   command. Default is '20%'.
+# @param [String] ng_disk_crit The critical threshold for the check_disk 
+#   command. Default is '10%'.
+# @param [String] ng_disk_ensure The ensure value for the check_disk command. 
+#   Default is 'present'.
+# @param [String] ng_swap_warn The warning threshold for the check_swap 
+#   command. Default is '20'.
+# @param [String] ng_swap_crit The critical threshold for the check_swap 
+#   command. Default is '10'.
+# @param [String] ng_swap_ensure The ensure value for the check_swap command. 
+#   Default is 'present'. 
+# @param [String] ng_users_warn The warning threshold for the check_users 
+#   command. Default is '20'.
+# @param [String] ng_users_crit The critical threshold for the check_users 
+#   command. Default is '50'.
+# @param [String] ng_users_ensure The ensure value for the check_users command. 
+#   Default is 'present'.
+# @param [String] ng_procs_tot_warn The warning threshold for the check_procs 
+#   command with total processes. Default is '330'.
+# @param [String] ng_procs_tot_crit The critical threshold for the check_procs 
+#   command with total processes. Default is '400'.
+# @param [String] ng_procs_tot_param The parameters for the check_procs command
+#   with total processes. Default is 'RDST'.
+# @param [String] ng_procs_tot_ensure The ensure value for the check_procs 
+#   command with total processes. Default is 'present'.
+# @param [String] ng_procs_z_warn The warning threshold for the check_procs 
+#   command with zombie processes. Default is '10'.
+# @param [String] ng_procs_z_crit The critical threshold for the check_procs 
+#   command with zombie processes. Default is '30'.
+# @param [String] ng_procs_z_param The parameters for the check_procs command
+#   with zombie processes. Default is 'Z'.
+# @param [String] ng_procs_z_ensure The ensure value for the check_procs command
+#   with zombie processes. Default is 'present'.
+# @param [String] ng_load_warn The warning threshold for the check_load command.
+#   Default is '5.00,4.00,3.00'.
+# @param [String] ng_load_crit The critical threshold for the check_load command.
+#   Default is '10.00,6.00,4.00'.
+# @param [String] ng_load_ensure The ensure value for the check_load command.
+#   Default is 'present'.
 ###############################################################################
 class confdroid_nagios::params (
 
@@ -80,7 +126,6 @@ class confdroid_nagios::params (
   String $ng_load_crit               = '10.00,6.00,4.00',
   String $ng_load_ensure             = 'present',
 
-
 ) {
 # Default facts
   $fqdn                     = $facts['networking']['fqdn']