+/* Set rx-placement on the interface */
+clib_error_t *set_hw_interface_rx_placement (u32 hw_if_index, u32 queue_id,
+ u32 thread_index, u8 is_main);
+
+/* Set the MTU on the HW interface */
+void vnet_hw_interface_set_mtu (vnet_main_t * vnm, u32 hw_if_index, u32 mtu);
+
+/* Set the MTU on the SW interface */
+void vnet_sw_interface_set_mtu (vnet_main_t * vnm, u32 sw_if_index, u32 mtu);
+void vnet_sw_interface_set_protocol_mtu (vnet_main_t * vnm, u32 sw_if_index,
+ u32 mtu[]);
+
+/* update the unnumbered state of an interface */
+void vnet_sw_interface_update_unnumbered (u32 sw_if_index,
+ u32 ip_sw_if_index, u8 enable);
+
+int vnet_sw_interface_stats_collect_enable_disable (u32 sw_if_index,
+ u8 enable);
+void vnet_sw_interface_ip_directed_broadcast (vnet_main_t * vnm,
+ u32 sw_if_index, u8 enable);
+