diff --git a/roles/dhcpd/templates/dhcpd.conf.j2 b/roles/dhcpd/templates/dhcpd.conf.j2
index 53dbd87..79bb885 100644
--- a/roles/dhcpd/templates/dhcpd.conf.j2
+++ b/roles/dhcpd/templates/dhcpd.conf.j2
@@ -35,15 +35,15 @@ class "PXEClient" {
     }
 }
 
-subnet 172.20.20.0 netmask 255.255.252.0 {
+subnet {{ intnet_prefix }}.0 netmask {{ intnet_netmask }} {
     default-lease-time 86400;
     max-lease-time 604800;
-    option subnet-mask 255.255.252.0;
-    option broadcast-address 172.20.23.255;
-    option routers 172.20.20.1;
+    option subnet-mask {{ intnet_netmask }};
+    #option broadcast-address 172.20.23.255;
+    option routers {{ intnet_prefix }}.1;
 
-    option domain-name "home.foo.sh";
-    option domain-name-servers 172.20.20.10, 172.20.20.11, 172.20.20.12;
+    option domain-name "{{ inventory_hostname.split('.')[1] }}.foo.sh";
+    option domain-name-servers {{ intnet_prefix }}.10, {{ intnet_prefix }}.11, {{ intnet_prefix }}.12;
     use-host-decl-names on;
 }