Improve the documentation (#44)

* Create network.md

* Update configuration.md

* Update network.md

* Update network.md

Documentation/configuration.md

@@ -15,6 +15,9 @@ hassos-xy.raucb
 - `known_hosts` file activate debug SSH access of port `22222`.
 - For firmware updates you can but the `hassos-*.raucb` OTA update they should be install.
 
+You can put this USB stick into device and they will be read on startup. You can also trigger this process later over the
+API/UI or call `systemctl restart hassos-config` on host.
+
 ## Local
 
 ### Bootargs

Documentation/network.md

@@ -0,0 +1,58 @@
+# Network
+
+HassOS use NetworkManager to control the host network. You can setup the network configuartion in future over the API/UI.
+Actual we support only manual configuration with NetworkManager connection files. Without a configuration, we run default as
+DHCP device.
+
+## Configuration Examples
+
+You can look also into [Official Manual][keyfile] or there are a lot of examples accross internet.
+
+### LAN
+```ini
+[connection]
+id=hassos-network
+type=ethernet
+
+[ipv4]
+method=auto
+
+[ipv6]
+addr-gen-mode=stable-privacy
+method=auto
+```
+
+### Wireless WPA/PSK
+```ini
+[connection]
+id=hassos-network
+type=wifi
+
+[wifi]
+mode=infrastructure
+ssid=MY_SSID
+
+[wifi-security]
+auth-alg=open
+key-mgmt=wpa-psk
+psk=MY_WLAN_SECRED_KEY
+
+[ipv4]
+method=auto
+
+[ipv6]
+addr-gen-mode=stable-privacy
+method=auto
+```
+
+### Static IP
+
+Replace follow configs:
+```ini
+[ipv4]
+method=manual
+address1=192.168.1.111/24,192.168.1.1
+dns=8.8.8.8;8.8.4.4;
+```
+
+[keyfile]: https://developer.gnome.org/NetworkManager/stable/nm-settings.html