diff --git a/files/defaults.RedHat b/files/defaults.RedHat
new file mode 100644
index 0000000..f3712e0
--- /dev/null
+++ b/files/defaults.RedHat
@@ -0,0 +1,4 @@
+{%- from "isc_dhcp/map.jinja" import server with context %}
+
+# Command line options here
+DHCPDARGS=" {{ server.interfaces|join(' ') }}"
\ No newline at end of file