'Specific method to list network interfaces
:rtype: ``list`` of :class:`GandiNetworkInterface`'

def ex_list_interfaces(self):

    ifaces = self.connection.request('hosting.iface.list').object
    ips = self.connection.request('hosting.ip.list').object
    for iface in ifaces:
        iface['ips'] = list(filter((lambda i: (i['iface_id'] == iface['id'])), ips))
    return self._to_ifaces(ifaces)
