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1.
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Clear description of the referenced document:
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Name:
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IETF RFC 4458 (2006)
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Title:
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Session Initiation Protocol (SIP) URIs for Applications such as Voicemail and Interactive Voice Response (IVR)
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2.
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Status of approval:
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All are approved IETF documents
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3.
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Justification for the specific reference:
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It is used as a reference in the Recommendation ITU-T Q.1912.5
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4.
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Current information, if any, about IPR issues:
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Information on IPR issues regarding RFCs is available at: https://datatracker.ietf.org/ipr/search/. Specifically: https://datatracker.ietf.org/ipr/search/?option=rfc_search&rfc_search=4458
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5.
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Other useful information describing the "Quality" of the document:
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6.
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The degree of stability or maturity of the document:
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7.
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Relationship with other existing or emerging documents:
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None
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8.
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Any explicit references within that referenced document should also be listed:
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Normative References/
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[1] Rosenberg, J., Schulzrinne, H., Camarillo, G., Johnston, A.,/
Peterson, J., Sparks, R., Handley, M., and E. Schooler, "SIP:/
Session Initiation Protocol", RFC 3261, June 2002./
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[2] Peterson, J., "A Privacy Mechanism for the Session Initiation/
Protocol (SIP)", RFC 3323, November 2002./
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[3] Camarillo, G., "The Internet Assigned Number Authority (IANA)/
Uniform Resource Identifier (URI) Parameter Registry for the/
Session Initiation Protocol (SIP)", BCP 99, RFC 3969,/
December 2004./
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[4] Crocker, D. and P. Overell, "Augmented BNF for Syntax/
Specifications: ABNF", RFC 4234, October 2005./
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9.
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Qualification of
ISOC/IETF:
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9.1-9.6 Decisions of ITU Council to admit ISOC to participate in the work of the Sector (June 1995 and June 1996).
9.7 The Internet Engineering Steering Group (IESG) is responsible for ongoing maintenance of the RFCs when the need arises. Comments on RFCs and corresponding changes are accommodated through the existing standardization process.
9.8 Each revision of a given RFC has a different RFC number, so no confusion is possible. All RFCs always remain available on-line. An index of RFCs and their status may be found in the IETF archives at http://www.rfc-editor.org/rfc.html.
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10.
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Other (for any supplementary information):
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None
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