+
+ /*
+ * from discussion with Neale - we do not support the tagged traffic.
+ * So assume a simple ethernet header
+ */
+ vnet_buffer (b0)->l2.l2_len = sizeof (ethernet_header_t);
+ vnet_buffer (b1)->l2.l2_len = sizeof (ethernet_header_t);
+ vlib_buffer_advance (b0, is_l20 ? 0 : sizeof (ethernet_header_t));
+ vlib_buffer_advance (b1, is_l21 ? 0 : sizeof (ethernet_header_t));
+