new draft
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Mark Andrews
@@ -5,12 +5,12 @@ DNS Extensions Working Group S. Rose
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Internet-Draft NIST
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Updates: 2672,3363,4294 W. Wijngaards
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(if approved) NLnet Labs
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Intended status: Standards Track January 14, 2008
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Expires: July 17, 2008
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Intended status: Standards Track February 5, 2008
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Expires: August 8, 2008
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Update to DNAME Redirection in the DNS
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draft-ietf-dnsext-rfc2672bis-dname-08
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draft-ietf-dnsext-rfc2672bis-dname-09
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Status of This Memo
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@@ -35,7 +35,7 @@ Status of This Memo
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The list of Internet-Draft Shadow Directories can be accessed at
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http://www.ietf.org/shadow.html.
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This Internet-Draft will expire on July 17, 2008.
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This Internet-Draft will expire on August 8, 2008.
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Copyright Notice
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@@ -52,9 +52,9 @@ Abstract
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Rose & Wijngaards Expires July 17, 2008 [Page 1]
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Rose & Wijngaards Expires August 8, 2008 [Page 1]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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Requirements Language
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@@ -108,9 +108,9 @@ Table of Contents
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Rose & Wijngaards Expires July 17, 2008 [Page 2]
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Rose & Wijngaards Expires August 8, 2008 [Page 2]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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1. Introduction
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@@ -164,9 +164,9 @@ Internet-Draft DNAME Redirection January 2008
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Rose & Wijngaards Expires July 17, 2008 [Page 3]
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Rose & Wijngaards Expires August 8, 2008 [Page 3]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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The format of the DNAME record has not changed from the original
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@@ -220,9 +220,9 @@ Internet-Draft DNAME Redirection January 2008
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Rose & Wijngaards Expires July 17, 2008 [Page 4]
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Rose & Wijngaards Expires August 8, 2008 [Page 4]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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Table 1. DNAME Substitution Examples.
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@@ -276,9 +276,9 @@ Internet-Draft DNAME Redirection January 2008
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Rose & Wijngaards Expires July 17, 2008 [Page 5]
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Rose & Wijngaards Expires August 8, 2008 [Page 5]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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name. The owner name of a DNAME can only have one DNAME RR, and no
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@@ -332,9 +332,9 @@ Internet-Draft DNAME Redirection January 2008
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Rose & Wijngaards Expires July 17, 2008 [Page 6]
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Rose & Wijngaards Expires August 8, 2008 [Page 6]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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3.2. CNAME synthesis
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@@ -388,17 +388,17 @@ Internet-Draft DNAME Redirection January 2008
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Rose & Wijngaards Expires July 17, 2008 [Page 7]
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Rose & Wijngaards Expires August 8, 2008 [Page 7]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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older data TTL times out.
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DNS Caches MUST perform CNAME synthesis on behalf of DNAME-ignorant
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clients. A DNS Cache that understands DNAMEs can send out queries on
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DNS caches MUST perform CNAME synthesis on behalf of DNAME-ignorant
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clients. A DNS cache that understands DNAMEs can send out queries on
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behalf of clients with the UD bit set. After receiving the answers
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the DNS Cache sends replies to DNAME ignorant clients that include
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the DNS cache sends replies to DNAME ignorant clients that include
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DNAMEs and synthesized CNAMEs.
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3.4. Server algorithm
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@@ -444,9 +444,9 @@ Internet-Draft DNAME Redirection January 2008
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Rose & Wijngaards Expires July 17, 2008 [Page 8]
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Rose & Wijngaards Expires August 8, 2008 [Page 8]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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C. If at some label, a match is impossible (i.e., the
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@@ -500,9 +500,9 @@ Internet-Draft DNAME Redirection January 2008
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Rose & Wijngaards Expires July 17, 2008 [Page 9]
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Rose & Wijngaards Expires August 8, 2008 [Page 9]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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Note that there will be at most one ancestor with a DNAME as
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@@ -556,9 +556,9 @@ Internet-Draft DNAME Redirection January 2008
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Rose & Wijngaards Expires July 17, 2008 [Page 10]
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Rose & Wijngaards Expires August 8, 2008 [Page 10]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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In [RFC4294], the reference to DNAME was left in as an editorial
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@@ -603,18 +603,18 @@ Internet-Draft DNAME Redirection January 2008
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that would add a record or delegation with a name existing under a
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DNAME.
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A server MUST return an error message with RCODE=REFUSED [RFC2136] in
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response to a dynamic update message that would add a resource record
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under a DNAME in the zone.
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A server MUST return an error message with RCODE=YXDOMAIN [RFC2136]
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in response to a dynamic update message that would add a resource
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record under a DNAME in the zone. This is similar to a dynamic
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update request to add a resource record under a delegation NS in a
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zone.
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Rose & Wijngaards Expires July 17, 2008 [Page 11]
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Rose & Wijngaards Expires August 8, 2008 [Page 11]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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5.3. DNSSEC and DNAME
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@@ -668,9 +668,9 @@ Internet-Draft DNAME Redirection January 2008
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Rose & Wijngaards Expires July 17, 2008 [Page 12]
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Rose & Wijngaards Expires August 8, 2008 [Page 12]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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;; Header: QR AA DO RCODE=0(NOERROR)
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@@ -724,12 +724,14 @@ Internet-Draft DNAME Redirection January 2008
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Rose & Wijngaards Expires July 17, 2008 [Page 13]
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Rose & Wijngaards Expires August 8, 2008 [Page 13]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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type.
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type. The authors would also like to acknowledge Paul Vixie, Ed
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Lewis, Mark Andrews, Mike StJohns and Niall O'Reilly for their review
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and comments on this document.
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9. References
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@@ -775,16 +777,16 @@ Internet-Draft DNAME Redirection January 2008
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Errors", RFC 1912, February 1996.
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[RFC3363] Bush, R., Durand, A., Fink, B., Gudmundsson, O., and T.
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Rose & Wijngaards Expires August 8, 2008 [Page 14]
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Internet-Draft DNAME Redirection February 2008
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Hain, "Representing Internet Protocol version 6 (IPv6)
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Addresses in the Domain Name System (DNS)", RFC 3363,
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Rose & Wijngaards Expires July 17, 2008 [Page 14]
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Internet-Draft DNAME Redirection January 2008
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August 2002.
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[RFC4294] Loughney, J., "IPv6 Node Requirements", RFC 4294,
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@@ -834,11 +836,9 @@ Authors' Addresses
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Rose & Wijngaards Expires July 17, 2008 [Page 15]
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Rose & Wijngaards Expires August 8, 2008 [Page 15]
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Internet-Draft DNAME Redirection January 2008
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Internet-Draft DNAME Redirection February 2008
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Full Copyright Statement
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@@ -892,5 +892,5 @@ Acknowledgement
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Rose & Wijngaards Expires July 17, 2008 [Page 16]
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Rose & Wijngaards Expires August 8, 2008 [Page 16]
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