Re: Last Call: <draft-iab-2870bis-01.txt> (DNS Root Name Service Protocol and Deployment Requirements) to Best Current Practice

Russ Housley <housley@vigilsec.com> Wed, 28 May 2014 16:33 UTC

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Subject: Re: Last Call: <draft-iab-2870bis-01.txt> (DNS Root Name Service Protocol and Deployment Requirements) to Best Current Practice
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From: Russ Housley <housley@vigilsec.com>
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Date: Wed, 28 May 2014 12:32:26 -0400
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Paul:

> |      MUST support IPv4[RFC0791] and IPv6[RFC2460] transport of DNS
> |      queries and responses.
> 
> This needs an addition: "Some servers in the root name service might not support IPv4, and some might not support IPv6." Without that, some people might think that each server must respond on both layer 3 technologies, but they do not.

I would like to see each and every root server support both IPv4 and IPv6.  Of course, if the server gets a query on IPv4, it answers that query on IPv4.  Likewise, if the server gets a query on IPv6, it answers that query on IPv6. 

Russ