diff --git a/source/contacts.csv b/source/contacts.csv
new file mode 100644
index 0000000..59f2554
--- /dev/null
+++ b/source/contacts.csv
@@ -0,0 +1,4 @@
+location,contact
+dortmund,achim
+madrid,santos
+turin,mario
diff --git a/source/devices.csv b/source/devices.csv
new file mode 100644
index 0000000..0f50e7f
--- /dev/null
+++ b/source/devices.csv
@@ -0,0 +1,4 @@
+name,ip
+device-1,10.10.10.10
+device-2,10.20.20.20
+device-3,10.30.30.30