diff --git a/configs/releng/airootfs/etc/motd b/configs/releng/airootfs/etc/motd
index 417b050..3f82850 100644
--- a/configs/releng/airootfs/etc/motd
+++ b/configs/releng/airootfs/etc/motd
@@ -2,7 +2,8 @@ To install Arch Linux follow the installation guide:
 https://wiki.archlinux.org/index.php/Installation_guide
 
 For Wi-Fi, authenticate to the wireless network using the iwctl utility.
-Ethernet and Wi-Fi connections using DHCP should work automatically.
+For mobile broadband (WWAN) modems, connect with the mmcli utility.
+Ethernet, WLAN and WWAN interfaces using DHCP should work automatically.
 
 After connecting to the internet, the installation guide can be accessed
 via the convenience script Installation_guide.
diff --git a/configs/releng/airootfs/etc/systemd/system/dbus-org.freedesktop.ModemManager1.service b/configs/releng/airootfs/etc/systemd/system/dbus-org.freedesktop.ModemManager1.service
new file mode 120000
index 0000000..dcf7c8e
--- /dev/null
+++ b/configs/releng/airootfs/etc/systemd/system/dbus-org.freedesktop.ModemManager1.service
@@ -0,0 +1 @@
+/usr/lib/systemd/system/ModemManager.service
\ No newline at end of file
diff --git a/configs/releng/airootfs/etc/systemd/system/multi-user.target.wants/ModemManager.service b/configs/releng/airootfs/etc/systemd/system/multi-user.target.wants/ModemManager.service
new file mode 120000
index 0000000..dcf7c8e
--- /dev/null
+++ b/configs/releng/airootfs/etc/systemd/system/multi-user.target.wants/ModemManager.service
@@ -0,0 +1 @@
+/usr/lib/systemd/system/ModemManager.service
\ No newline at end of file
diff --git a/configs/releng/packages.x86_64 b/configs/releng/packages.x86_64
index a5854e6..71c139d 100644
--- a/configs/releng/packages.x86_64
+++ b/configs/releng/packages.x86_64
@@ -57,6 +57,7 @@ memtest86+
 mkinitcpio
 mkinitcpio-archiso
 mkinitcpio-nfs-utils
+modemmanager
 mtools
 nano
 nbd