NetworkManager/introspection/nm-ip4-config.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.IP4Config">
    <property name="Gateway" type="s" access="read">
      <tp:docstring>The gateway in use.</tp:docstring>
    </property>
    <property name="Addresses" type="aau" access="read">
      <tp:docstring>Array of tuples of IPv4 address/prefix/gateway.  All 3
      elements of each tuple are in network byte order.  Essentially:
      [(addr, prefix, gateway), (addr, prefix, gateway), ...]
      </tp:docstring>
    </property>
    <property name="Routes" type="aau" access="read">
      <tp:docstring>Tuples of IPv4 route/prefix/next-hop/metric.  All 4 elements
      of each tuple are in network byte order.  'route' and 'next hop' are IPv4
      addresses, while prefix and metric are simple unsigned integers.  Essentially:
      [(route, prefix, next-hop, metric), (route, prefix, next-hop, metric), ...]
      </tp:docstring>
    </property>
    <property name="Nameservers" type="au" access="read">
      <tp:docstring>The nameservers in use.</tp:docstring>
    </property>
    <property name="Domains" type="as" access="read">
      <tp:docstring>A list of domains this address belongs to.</tp:docstring>
    </property>
    <property name="Searches" type="as" access="read">
      <tp:docstring>A list of dns searches.</tp:docstring>
    </property>
    <property name="WinsServers" type="au" access="read">
      <tp:docstring>The Windows Internet Name Service servers associated with the connection.  Each address is in network byte order.</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>