- clib_memcpy(stn_ip4_ethernet_header.dst_address, stn_hw_addr_dst, 6);
- clib_memcpy(stn_ip4_ethernet_header.src_address, stn_hw_addr_local, 6);
+ clib_memcpy_fast(stn_ip4_ethernet_header.dst_address, stn_hw_addr_dst, 6);
+ clib_memcpy_fast(stn_ip4_ethernet_header.src_address, stn_hw_addr_local, 6);