Paul Vixie wrote: >>> Right, NXDOMAIN returned by some broken implementation to empty >>> non-terminals MUST NOT be interpreted that the terminals does not >>> exist. > > i disagree with this. broken implementations who emit NXDOMAIN for > empty non-terminals cannot be used as an excuse not to develop and > deploy correct protocol and software enhancements.
My suggestion is just for robust minimization without sacrificing the correctness as NXDOMAIN for full domain name is interpreted as is. > the internet has > hundreds of years to run yet, and these broken implementations are > (a) shrinking not growing, and (b) subject to rapid replacement when > they start to encounter problems with correct enhancements to their > habitat. How widely is EDNS deployed? IIRC, about 20 years ago, you said 2KB DNS message of DNSSEC was not a problem because EDNS takes care of it. Masataka Ohta _______________________________________________ DNSOP mailing list DNSOP@ietf.org https://www.ietf.org/mailman/listinfo/dnsop