+static clib_error_t *
+set_interface_features_command_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ vnet_main_t *vnm = vnet_get_main ();
+ unformat_input_t _line_input, *line_input = &_line_input;
+ clib_error_t *error = 0;
+
+ u8 *arc_name = 0;
+ u8 *feature_name = 0;
+ u32 sw_if_index = ~0;
+ u8 enable = 1;
+
+ /* Get a line of input. */
+ if (!unformat_user (input, unformat_line_input, line_input))
+ goto done;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat
+ (line_input, "%U %v", unformat_vnet_sw_interface, vnm, &sw_if_index,
+ &feature_name))
+ ;
+ else if (unformat (line_input, "arc %v", &arc_name))
+ ;
+ else if (unformat (line_input, "disable"))
+ enable = 0;
+ else
+ {
+ error = unformat_parse_error (line_input);
+ goto done;
+ }
+ }
+
+ if (sw_if_index == ~0)
+ {
+ error = clib_error_return (0, "Interface not specified...");
+ goto done;
+ }
+
+ vec_add1 (arc_name, 0);
+ vec_add1 (feature_name, 0);
+
+ vnet_feature_registration_t *reg;
+ reg =
+ vnet_get_feature_reg ((const char *) arc_name,
+ (const char *) feature_name);
+ if (reg == 0)
+ {
+ error = clib_error_return (0, "Unknown feature...");
+ goto done;
+ }
+ if (reg->enable_disable_cb)
+ error = reg->enable_disable_cb (sw_if_index, enable);
+ if (!error)
+ vnet_feature_enable_disable ((const char *) arc_name,
+ (const char *) feature_name, sw_if_index,
+ enable, 0, 0);
+
+done:
+ vec_free (feature_name);
+ vec_free (arc_name);
+ return error;
+}
+
+/*?
+ * Set feature for given interface
+ *
+ * @cliexpar
+ * Example:
+ * @cliexcmd{set interface feature GigabitEthernet2/0/0 ip4_flow_classify arc ip4_unicast}
+ * @cliexend
+ * @endparblock
+?*/
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (set_interface_feature_command, static) = {
+ .path = "set interface feature",
+ .short_help = "set interface feature <intfc> <feature_name> arc <arc_name>",
+ .function = set_interface_features_command_fn,
+};
+/* *INDENT-ON* */
+