#!/bin/env python import dbus s_wired = dbus.Dictionary({'duplex': 'full'}) s_con = dbus.Dictionary({ 'type': '802-3-ethernet', 'uuid': '7371bb78-c1f7-42a3-a9db-5b9566e8ca07', 'id': 'MyConnection'}) addr1 = dbus.Array([dbus.UInt32(50462986L), dbus.UInt32(0L), dbus.UInt32(16908554L)], signature=dbus.Signature('u')) s_ip4 = dbus.Dictionary({ 'addresses': dbus.Array([addr1], signature=dbus.Signature('au')), 'method': 'manual'}) s_ip6 = dbus.Dictionary({'method': 'ignore'}) con = dbus.Dictionary({ '802-3-ethernet': s_wired, 'connection': s_con, 'ipv4': s_ip4, 'ipv6': s_ip6}) bus = dbus.SystemBus() proxy = bus.get_object("org.freedesktop.NetworkManagerSystemSettings", "/org/freedesktop/NetworkManagerSettings") settings = dbus.Interface(proxy, "org.freedesktop.NetworkManagerSettings") settings.AddConnection(con)