diff --git a/installbox.yml b/installbox.yml
index 116b271..6e1c4c6 100644
--- a/installbox.yml
+++ b/installbox.yml
@@ -17,9 +17,6 @@
 
     ## LAN IP address range:
     ipaddr_lan: 192.168.0.10/24
-    ipaddr_lan_threeoct: "{{ ipaddr_lan.split('.')[0:3] | join('.') }}"
-    ipaddr_lan_ptr: "{{ (ipaddr_lan | ipaddr('revdns')).split('.')[1:] | join('.') }}"
-    ipaddr_lan_ptr_threeoct: "{{ ipaddr_lan_ptr.split('.')[0:3] | join('.') }}"
     dhcp_range: 192.168.0.50,192.168.0.99,2h
 
     di_dist: "{{ ansible_distribution_release }}"
diff --git a/sambox.yml b/sambox.yml
index 85560e1..a8efcc1 100644
--- a/sambox.yml
+++ b/sambox.yml
@@ -18,6 +18,9 @@
 
     ## LAN IP address range:
     ipaddr_lan: 192.168.0.10/24
+    ipaddr_lan_threeoct: "{{ ipaddr_lan.split('.')[0:3] | join('.') }}"
+    ipaddr_lan_ptr: "{{ (ipaddr_lan | ipaddr('revdns')).split('.')[1:] | join('.') }}"
+    ipaddr_lan_ptr_threeoct: "{{ ipaddr_lan_ptr.split('.')[0:3] | join('.') }}"
     dhcp_start: 192.168.0.50
     dhcp_stop:  192.168.0.150
     in_inventory: 192.168.0.[50:150]