Re: [Asrg] DNSxL notation for IPv6?

From: John Levine <asrg(at)johnlevine.com>
Date: Tue Sep 18 2007 - 09:20:07 EDT

>> What would make sense, and what not? What has already been tried?

In my DNSxL draft, soon to be an RFC we hope, I say that it's nibble reversed hex, the same as v6 rDNS.

>> Besides the bandwidth argument (is this a valid argument?)
>
>I don't think so. Reversed-nibble takes 64 bytes of DNS packet
>contents (alternating length bytes and nibble-in-ASCII-hex bytes); I
>don't consider this large enough to be an issue, especially since it
>will normally occur only once per packet, even if multiple records are
>returned, thanks to name compression.

Quite right. Any normal v6 query or response should fit in a 512 byte packet, and that's all that matters.

R's,
John

---

Asrg mailing list
Asrg@ietf.org
https://www1.ietf.org/mailman/listinfo/asrg Received on Tue Sep 18 09:37:38 2007