diff --git a/src/devices/nm-device.c b/src/devices/nm-device.c
index f9333909d..50fc07562 100644
--- a/src/devices/nm-device.c
+++ b/src/devices/nm-device.c
@@ -1404,6 +1404,7 @@ nm_device_master_add_slave (NMDevice *self, NMDevice *slave, gboolean configure)
 		                                   G_CALLBACK (slave_state_changed), self);
 		priv->slaves = g_slist_append (priv->slaves, info);
 	}
+	nm_device_queue_recheck_assume (self);
 
 	return TRUE;
 }
@@ -1989,8 +1990,9 @@ nm_device_generate_connection (NMDevice *self, NMDevice *master)
 	ip6_method = nm_utils_get_ip_config_method (connection, NM_TYPE_SETTING_IP6_CONFIG);
 	if (   g_strcmp0 (ip4_method, NM_SETTING_IP4_CONFIG_METHOD_DISABLED) == 0
 	    && g_strcmp0 (ip6_method, NM_SETTING_IP6_CONFIG_METHOD_IGNORE) == 0
-	    && !nm_setting_connection_get_master (NM_SETTING_CONNECTION (s_con))) {
-		_LOGD (LOGD_DEVICE, "ignoring generated connection (no IP and not slave)");
+	    && !nm_setting_connection_get_master (NM_SETTING_CONNECTION (s_con))
+	    && !priv->slaves) {
+		_LOGD (LOGD_DEVICE, "ignoring generated connection (no IP and not in master-slave relationship)");
 		g_object_unref (connection);
 		connection = NULL;
 	}
@@ -2150,7 +2152,7 @@ nm_device_emit_recheck_assume (gpointer self)
 	NMDevicePrivate *priv = NM_DEVICE_GET_PRIVATE (self);
 
 	priv->recheck_assume_id = 0;
-	if (!nm_device_get_act_request (self) && (priv->ip4_config || priv->ip6_config)) {
+	if (!nm_device_get_act_request (self)) {
 		_LOGD (LOGD_DEVICE, "emit RECHECK_ASSUME signal");
 		g_signal_emit (self, signals[RECHECK_ASSUME], 0);
 	}