NetworkManager/introspection/nm-device-ethernet.xml

<?xml version="1.0" encoding="UTF-8" ?>

<node name="/" xmlns:tp="http://telepathy.freedesktop.org/wiki/DbusSpec#extensions-v0">
  <interface name="org.freedesktop.NetworkManager.Device.Wired">
    <annotation name="org.gtk.GDBus.C.Name" value="DeviceEthernet"/>

    <property name="HwAddress" type="s" access="read">
      <tp:docstring>
        Active hardware address of the device.
      </tp:docstring>
    </property>

    <property name="PermHwAddress" type="s" access="read">
      <tp:docstring>
        Permanent hardware address of the device.
      </tp:docstring>
    </property>

    <property name="Speed" type="u" access="read">
      <tp:docstring>
        Design speed of the device, in megabits/second (Mb/s).
      </tp:docstring>
    </property>

    <property name="S390Subchannels" type="as" access="read">
      <tp:docstring>
        Array of S/390 subchannels for S/390 or z/Architecture devices.
      </tp:docstring>
    </property>

    <property name="Carrier" type="b" access="read">
      <tp:docstring>
        Indicates whether the physical carrier is found (e.g. whether a cable is plugged in or not).
      </tp:docstring>
    </property>

    <signal name="PropertiesChanged">
        <arg name="properties" type="a{sv}" tp:type="String_Variant_Map">
            <tp:docstring>
                A dictionary mapping property names to variant boxed values
            </tp:docstring>
        </arg>
    </signal>

  </interface>
</node>