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Diffstat (limited to 'configs/releng/airootfs/etc/systemd/network/20-wwan.network')
-rw-r--r--configs/releng/airootfs/etc/systemd/network/20-wwan.network11
1 files changed, 8 insertions, 3 deletions
diff --git a/configs/releng/airootfs/etc/systemd/network/20-wwan.network b/configs/releng/airootfs/etc/systemd/network/20-wwan.network
index 7fba35b..d57cb0f 100644
--- a/configs/releng/airootfs/etc/systemd/network/20-wwan.network
+++ b/configs/releng/airootfs/etc/systemd/network/20-wwan.network
@@ -8,8 +8,13 @@ Name=ww*
DHCP=yes
IPv6PrivacyExtensions=yes
+# systemd-networkd does not set per-interface-type default route metrics
+# https://github.com/systemd/systemd/issues/17698
+# Explicitly set route metric, so that Ethernet is preferred over Wi-Fi and Wi-Fi is preferred over mobile broadband.
+# Use values from NetworkManager. From nm_device_get_route_metric_default in
+# https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/blob/main/src/core/devices/nm-device.c
[DHCPv4]
-RouteMetric=2048
+RouteMetric=700
-[DHCPv6]
-RouteMetric=2048
+[IPv6AcceptRA]
+RouteMetric=700