20-wwan.network 590 Bytes
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#
# SPDX-License-Identifier: GPL-3.0-or-later

[Match]
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Name=ww*
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[Network]
DHCP=yes
IPv6PrivacyExtensions=yes

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# 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
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[DHCPv4]
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RouteMetric=700
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[IPv6AcceptRA]
RouteMetric=700