* sw_interface_add_del_functions[VNET_ITF_FUNC_N_PRIO];
_vnet_interface_function_list_elt_t
* sw_interface_admin_up_down_functions[VNET_ITF_FUNC_N_PRIO];
* sw_interface_add_del_functions[VNET_ITF_FUNC_N_PRIO];
_vnet_interface_function_list_elt_t
* sw_interface_admin_up_down_functions[VNET_ITF_FUNC_N_PRIO];