diff --git a/selftest/config_test/test.cfg b/selftest/config_test/test.cfg
new file mode 100644
index 0000000..cc62182
--- /dev/null
+++ b/selftest/config_test/test.cfg
@@ -0,0 +1,59 @@
+modems:
+
+- dbus_path: /sierra_0
+  msisdn: 7801
+  imsi: 901700000009001
+  ki: D620F48487B1B782DA55DF6717F08FF9
+
+- dbus_path: /sierra_1
+  msisdn: '7802'
+  imsi: '901700000009002'
+  ki: D620F48487B1B782DA55DF6717F08FF9
+
+# comment
+BTS:
+
+- name: sysmoBTS 1002
+  TYPE: sysmobts
+  addr: 10.42.42.114
+  trx:
+  - timeslots:
+    - CCCH+SDCCH4
+    - SDCCH8
+    - TCH/F_TCH/H_PDCH
+    - TCH/F_TCH/H_PDCH
+    - TCH/F_TCH/H_PDCH
+    - TCH/F_TCH/H_PDCH
+    - TCH/F_TCH/H_PDCH
+    - TCH/F_TCH/H_PDCH
+    band: GSM-1800
+  - timeslots:
+    - SDCCH8
+    - PDCH
+    - PDCH
+    - PDCH
+    - PDCH
+    - PDCH
+    - PDCH
+    - PDCH
+    band: GSM-1900
+
+addr:
+- 0.0.0.0
+- 255.255.255.255
+- 10.11.12.13
+- 10.0.99.1
+- 192.168.0.14
+hwaddr:
+- ca:ff:ee:ba:aa:be
+- 00:00:00:00:00:00
+- CA:FF:EE:BA:AA:BE
+- cA:Ff:eE:Ba:aA:Be
+- ff:ff:ff:ff:ff:ff
+imsi:
+- '012345'
+- '012345678'
+- '012345678912345'
+ki:
+- 000102030405060708090a0b0c0d0e0f
+- 000102030405060708090a0b0c0d0e0f