Update README.md

README.md

@@ -3,10 +3,6 @@
 
 The plugin adds the IP-addresses information to the inventory for devices monitored via SNMP. The plugin supports IPv4 and IPv6.
 
-It adds the hostlabels
-- `nvdct/l3v4_topology:host` if the host has one IPv4 address, except localhost
-- `nvdct/l3v4_topology:router` if the thost has more than one IPv4 address, except localhost
-
 ---
 ### Download
 * [Download latest mkp file][PACKAGE]
@@ -38,6 +34,19 @@ Nice ;-) Have a look at the [contribution guidelines](CONTRIBUTING.md "Contribut
 The inventory plugin is not configurable.
 </details> 
 
+---
+### Host labels
+<details><summary>Host labels added</summary>
+
+- `nvdct/l3v4_topology:host` if the host has one IPv4 address
+- `nvdct/l3v4_topology:router` if the thost has more than one IPv4 address
+- `nvdct/l3v6_topology:host` if the host has one IPv6 address
+- `nvdct/l3v6_topology:router` if the thost has more than one IPv6 address
+
+**Note**: Localhost `(127.0.0.0/8`, `::1`), link-local (`FE80::/64`) and unspecified (`::`) IPs don't count.
+
+</details>
+
 ---
 ### Sample Output