diff --git a/config/client_udev_prototypes.json b/config/client_udev_prototypes.json
new file mode 100644
index 00000000..d0ec6e00
--- /dev/null
+++ b/config/client_udev_prototypes.json
@@ -0,0 +1,49 @@
+{
+  "info": "UDEV rules for different client types. $...$ expressions will be replaces automatically ($MAC$, $IDVENDOR$, $IDPRODUCT$, $DEVNAME$)",
+  "udev_rules_file": "/etc/udev/rules.d/80-raspap-net-devices.rules",
+  "script_path": "/usr/local/sbin",
+  "network_devices": [
+    {
+     "type": "eth", 
+     "type_info": "ethernet port", 
+     "clientid": 0,
+     "comment": "standard ethernet port",
+     "name_prefix": "eth",
+     "udev_rule": "SUBSYSTEM==\"net\", ACTION==\"add\", ATTR{address}==\"$MAC$\", NAME=\"$DEVNAME$\" "
+    },
+    {
+     "type": "wlan", 
+     "type_info": "wireless adapter", 
+     "clientid": 1,
+     "comment": "standard wireless interface",
+     "name_prefix": "wlan",
+     "udev_rule": "SUBSYSTEM==\"net\", ACTION==\"add\", ATTR{address}==\"$MAC$\", NAME=\"$DEVNAME$\" "
+    },
+    {
+     "type": "ppp", 
+     "type_info": "mobile data modem", 
+     "clientid": 2,
+     "name_prefix": "ppp",
+     "comment": "recognized mobile data modems are automatically named as ppp0-9. Renaming is not possible. Dialin service relies on the name",
+     "udev_rule": "SUBSYSTEM==\"tty\", KERNEL==\"ttyUSB0\", TAG+=\"systemd\", ENV{SYSTEMD_WANTS}=\"start start_ppp0_device.service\" "
+    },
+    {
+     "type": "hilink",
+     "type_info": "Huawei Hilink",
+     "clientid": 3,
+     "comment": "Huawei mobile data device in router mode. Control via HTTP",
+     "name_prefix": "hilink",
+     "default_ip": "192.168.8.1",
+     "udev_rule": "SUBSYSTEM==\"net\", ACTION==\"add\", SUBSYSTEMS==\"usb\", ATTRS{idVendor}==\"$IDVENDOR$\", ATTRS{idProduct}==\"$IDPRODUCT$\", NAME=\"$DEVNAME$\",  TAG+=\"systemd\", ENV{SYSTEMD_WANTS}=\"start start_huawei_hilink.service\" "
+    },
+    {
+     "type": "phone", 
+     "type_info": "USB tethered phone", 
+     "clientid": 4,
+     "comment": "ethernet access provided by tethering from phone via USB",
+     "name_prefix": "phone",
+     "udev_rule": "SUBSYSTEM==\"net\", ACTION==\"add\", ATTR{address}==\"$MAC$\", NAME=\"$DEVNAME$\" "
+    }
+  ]
+}
+