draft-ietf-urn-dns-ddds-database-00.txt   draft-ietf-urn-dns-ddds-database-01.txt 
Network Working Group M.M. Mealling Network Working Group M.M. Mealling
Internet-Draft Network Solutions, Inc. Internet-Draft Network Solutions, Inc.
Expires: January 12, 2001 July 14, 2000 Expires: March 20, 2001 September 19, 2000
A DDDS Database Using The Domain Name System A DDDS Database Using The Domain Name System
draft-ietf-urn-dns-ddds-database-00 draft-ietf-urn-dns-ddds-database-01
Status of this Memo Status of this Memo
This document is an Internet-Draft and is in full conformance with This document is an Internet-Draft and is in full conformance with
all provisions of Section 10 of RFC2026. all provisions of Section 10 of RFC2026.
Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF), its areas, and its working groups. Note that Task Force (IETF), its areas, and its working groups. Note that
other groups may also distribute working documents as other groups may also distribute working documents as
Internet-Drafts. Internet-Drafts.
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months and may be updated, replaced, or obsoleted by other documents months and may be updated, replaced, or obsoleted by other documents
at any time. It is inappropriate to use Internet-Drafts as reference at any time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
The list of current Internet-Drafts can be accessed at The list of current Internet-Drafts can be accessed at
http://www.ietf.org/ietf/1id-abstracts.txt http://www.ietf.org/ietf/1id-abstracts.txt
The list of Internet-Draft Shadow Directories can be accessed at The list of Internet-Draft Shadow Directories can be accessed at
http://www.ietf.org/shadow.html. http://www.ietf.org/shadow.html.
This Internet-Draft will expire on January 12, 2001. This Internet-Draft will expire on March 20, 2001.
Copyright Notice Copyright Notice
Copyright (C) The Internet Society (2000). All Rights Reserved. Copyright (C) The Internet Society (2000). All Rights Reserved.
Abstract Abstract
This document describes a Dynamic Delegation Discovery System This document describes a Dynamic Delegation Discovery System
Database using the Domain Name System as a distributed database of Database using the Domain Name System as a distributed database of
Rules. The Keys are domain-names and the Rules are encoded using the Rules. The Keys are domain-names and the Rules are encoded using the
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"SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in
this document are to be interpreted as described in [1]. this document are to be interpreted as described in [1].
All other terminology, especially capitalized terms, is taken from All other terminology, especially capitalized terms, is taken from
[11]. [11].
3. DDDS Database Specification 3. DDDS Database Specification
General Description: General Description:
This database uses the Domain Name System (DNS) as specified in This database uses the Domain Name System (DNS) as specified in
[3] and [2]. [3] and [2]. The character set used to specify the various values
of the NAPTR records is UTF-8[14].
Key Format: Key Format:
A Key is a DNS valid domain-name. A Key is a DNS valid domain-name.
Lookup Request: Lookup Request:
In order to request a set of rules for a given Key, the client In order to request a set of rules for a given Key, the client
issues a request, following standard DNS rules, for NAPTR issues a request, following standard DNS rules, for NAPTR
Resource Records for the given domain-name. Resource Records for the given domain-name.
Lookup Response: Lookup Response:
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[11] Mealling, M.M., "Dynamic Delegation Discovery System (DDDS)", [11] Mealling, M.M., "Dynamic Delegation Discovery System (DDDS)",
Internet-Draft draft-ietf-urn-ddds-00.txt, May 2000. Internet-Draft draft-ietf-urn-ddds-00.txt, May 2000.
[12] Mealling, M.M., "URI Resolution using the Dynamic Delegation [12] Mealling, M.M., "URI Resolution using the Dynamic Delegation
Discovery System", Internet-Draft Discovery System", Internet-Draft
draft-ietf-urn-uri-res-ddds-00.txt, July 2000. draft-ietf-urn-uri-res-ddds-00.txt, July 2000.
[13] Danie1, R. and M. Mealling, "Resolution of Uniform Resource [13] Danie1, R. and M. Mealling, "Resolution of Uniform Resource
Identifiers using the Domain Name System", RFC 2168, June 1997. Identifiers using the Domain Name System", RFC 2168, June 1997.
[14] "Appendix A.2 of "The Unicode Standard, Version 2.0"", ISBN
0-201-48345-9, January 1996.
Author's Address Author's Address
Michael Mealling Michael Mealling
Network Solutions, Inc. Network Solutions, Inc.
505 Huntmar Park Drive 505 Huntmar Park Drive
Herndon, VA 22070 Herndon, VA 22070
US US
Phone: +1 770 935 5492 Phone: +1 770 935 5492
EMail: michaelm@netsol.com EMail: michaelm@netsol.com
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