+int
+vnet_is_packet_traced (vlib_buffer_t * b,
+ u32 classify_table_index, int func)
+__attribute__ ((weak));
+
+int
+vnet_is_packet_traced (vlib_buffer_t * b, u32 classify_table_index, int func)
+{
+ clib_warning ("BUG: STUB called");
+ return 1;
+}
+