hi0 = vnet_get_sup_hw_interface (vnm, original_sw_if_index);
ei0 = pool_elt_at_index (em->interfaces, hi0->hw_instance);
clib_memcpy (mac0->src_address, ei0->address, sizeof (ei0->address));
hi0 = vnet_get_sup_hw_interface (vnm, original_sw_if_index);
ei0 = pool_elt_at_index (em->interfaces, hi0->hw_instance);
clib_memcpy (mac0->src_address, ei0->address, sizeof (ei0->address));