NDA_LLADDR
{ .type = NDA_LLADDR , .off = _OUT(nda_lladdr), .cb = snl_attr_dup_nla },
nlattr_add(nw, NDA_LLADDR, addrlen, lle->ll_addr);
{ .type = NDA_LLADDR, .off = _OUT(nda_lladdr), .cb = nlattr_get_nla },
snl_add_msg_attr(&nw, NDA_LLADDR, sdl->sdl_alen, LLADDR(sdl));
snl_add_msg_attr(&nw, NDA_LLADDR, sdl->sdl_alen, LLADDR(sdl));