update arch linux notes page

content/notes/archlinux/index.md

@@ -1,7 +1,7 @@
 ---
 title: Archlinux
 date: 2023-11-29T20:33:48+0100
-lastmod: 2024-04-13T19:45:11+0000
+lastmod: 2024-04-14T09:49:14+0000
 tags:
   - archlinux
 
@@ -56,10 +56,6 @@ NamePolicy=keep kernel
 
 Reboot.
 
-## Prefer local DNS instead of systemd-resolved defaults
-
-<https://unix.stackexchange.com/a/442599>
-
 ## Setup WiFi networks
 
 ### Using **iwctl**
@@ -82,6 +78,41 @@ $ nmcli device wifi show-password
 
 Last command shows the connected SSID and a QR-code within the terminal.
 
+## Using NetworkManager
+
+We create some files in `/etc/NetworkManager/conf.d`:
+
+## Using `iwd` as the WiFi backend
+
+`wifi_backend.conf`:
+
+~~~ini
+[device]
+wifi.backend=iwd
+~~~
+
+## Using `dhcpcd` as DHCP client
+
+`dhcp-client.conf`:
+
+~~~ini
+[main]
+dhcp=dhcpcd
+~~~
+
+## Do not manage one specific USB dongle
+
+`99-unmanaged-devices.conf`:
+
+~~~ini
+[keyfile]
+unmanaged-devices=mac:xx:xx:xx:xx:xx:xx
+~~~
+
+## Prefer local DNS instead of systemd-resolved defaults
+
+<https://unix.stackexchange.com/a/442599>
+
 ## CPU frequency scaling
 
 <https://wiki.archlinux.org/title/CPU_frequency_scaling>