diff --git a/README.md b/README.md
index c4eb52fe74639aac5b8fae296aa2d2d0114c19f6..554b22645a86d707494a7b545d0774ffba04706b 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,49 @@
 # Cisco Cellular LTE
 
-This package contains the two plugins _cisco_cellular_lte_ and _inv_cisco_cellular_lte_
+This package contains the two plugins _cisco_cellular_lte_ and _inv_cisco_cellular_lte_.\
+There is a WATO rule for the check plugin and for the discovery. The are both called _Cisco cellular LTE_.
+
+ <details><summary>cisco_cellular_lte</summary>
+
+This check plugin will discover all cellular interfaces. If the have a 2G/3G/4G connection attached it will show
+
+-    the connection status
+-    the roaming state
+-    the values for RSSI, RSRP and RSRQ
+-    the bits/s in/out
+-    the band used
+-    the IP-Address associated with this connection
+
+
+and in the deails
+-    the current channel
+-    the network code
+-    the service typoe
+-    the provider time
+-    modem state and status
+-    the APN
+-    the configured and the current APN type
+
+</details>
+<details><summary>inv_cisco_cellular_lte</summary>
+
+This inventory plugin adds under _Networking_ -> _Cellular_ (LTE) the following:
+
+-    the IMEI (International Mobile Equipment Identifier)
+-    the IMSI (International Mobile Subscriber Identifier)
+-    the ICC ID (Integrated Circuit Card ID)
+-    the MSISDN (Mobile Subscriber Integrated Services Digital Network Number)
+-    the Network
+-    the APN (Access Point Nam)
+-    the Service type
+-    the current band
+
+With the inventory view _Search Cellular (LTE)_ you can filter and report on this data for all your hosts.
+</details>
 
 ---
 ### Download
-[cisco_cellular_lte.mkp](https://thl-cmk.hopto.org/gitlab/checkmk/cisco/cisco_cellular_lte/-/raw/master/cisco_cellular_lte.mkp)
+* [cisco_cellular_lte.mkp](https://thl-cmk.hopto.org/gitlab/checkmk/cisco/cisco_cellular_lte/-/raw/master/cisco_cellular_lte.mkp "Download the MKP file")
                         
 ---
 ### Installation
@@ -18,34 +57,46 @@ In the Enterprise/Free edition of CheckMK you can use the GUI to install the pac
 ### Want to Contribute?
 Nice ;-) Have a look at the [contribution guidelines](CONTRIBUTING.md "Contributing")
 
+---
+### WATO
+<details><summary>check plugin</summary>
+
+Rulename: Cisco cellular LTE\
+Options
+-   Lower levels for RSRP: default -100dBm/-115dBm
+-   Lower levels for RSRQ: default -8dB/-15dB
+-   Lower levels for RSSI: default -75 dBm/-85dBm
+-   Monitoring state if the device is roaming: default WARN
+-   Monitoring state if no GSM/LTE profile configured: default WARN
+-   Monitoring state if the device is not connected: default WARN
+-   Monitoring state if the modem is not up: default WARN
+-   Monitoring state if the modem is not online: default WARN
+</details> 
+
+<details><summary>discovery</summary>
+
+Rulename: Cisco cellular LTE\
+Options
+-   Discover not configured interfaces: default disabled
+</details> 
+
+<details><summary>inventory plugin</summary>
+The inventory plugin is not configurable.
+</details> 
+
 ---
 ### Check Info
 
-* *service*: creates the service **_Cellular_**  with the Cellular interface name as item
+* *service*: creates the service **_Cellular_** for each cellular interface with the cellular_interface_name as item
 
 ---
 * *state*:
     * **warning**: 
-        * if 
+        * if no GSM/LTE profile is configured
         * if 
 
     * **critical**/**warning**: 
-        * if 
----
-* *wato*: 
-    * check plugin
-        * option 1
-        * option 2
-        * option 3
-
-    * discovery
-        * option 1
-        * option 2
-
-    * inventory
-        * option 1
-        * option 2
-
+        * if
 ---
 * *perfdata (if avilable)*: 
     * Offset (s)