draft-ietf-mmusic-dtls-sdp-07.txt   draft-ietf-mmusic-dtls-sdp-08.txt 
Network Working Group C. Holmberg Network Working Group C. Holmberg
Internet-Draft Ericsson Internet-Draft Ericsson
Updates: 5763,7315 (if approved) R. Shpount Updates: 5763,7345 (if approved) R. Shpount
Intended status: Standards Track TurboBridge Intended status: Standards Track TurboBridge
Expires: August 24, 2016 February 21, 2016 Expires: August 24, 2016 February 21, 2016
Using the SDP Offer/Answer Mechanism for DTLS Using the SDP Offer/Answer Mechanism for DTLS
draft-ietf-mmusic-dtls-sdp-07.txt draft-ietf-mmusic-dtls-sdp-08.txt
Abstract Abstract
This draft defines the SDP offer/answer procedures for negotiating This draft defines the SDP offer/answer procedures for negotiating
and establishing a DTLS association. The draft also defines the and establishing a DTLS association. The draft also defines the
criteria for when a new DTLS association must be established. criteria for when a new DTLS association must be established.
This draft defines a new SDP media-level attribute, 'dtls- This draft defines a new SDP media-level attribute, 'dtls-
connection'. connection'.
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9. RFC Updates . . . . . . . . . . . . . . . . . . . . . . . . . 9 9. RFC Updates . . . . . . . . . . . . . . . . . . . . . . . . . 9
9.1. General . . . . . . . . . . . . . . . . . . . . . . . . . 9 9.1. General . . . . . . . . . . . . . . . . . . . . . . . . . 9
9.2. Update to RFC 5763 . . . . . . . . . . . . . . . . . . . 10 9.2. Update to RFC 5763 . . . . . . . . . . . . . . . . . . . 10
9.3. Update to RFC 7345 . . . . . . . . . . . . . . . . . . . 15 9.3. Update to RFC 7345 . . . . . . . . . . . . . . . . . . . 15
10. Security Considerations . . . . . . . . . . . . . . . . . . . 18 10. Security Considerations . . . . . . . . . . . . . . . . . . . 18
11. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 18 11. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 18
12. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 18 12. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 18
13. Change Log . . . . . . . . . . . . . . . . . . . . . . . . . 18 13. Change Log . . . . . . . . . . . . . . . . . . . . . . . . . 18
14. References . . . . . . . . . . . . . . . . . . . . . . . . . 20 14. References . . . . . . . . . . . . . . . . . . . . . . . . . 20
14.1. Normative References . . . . . . . . . . . . . . . . . . 20 14.1. Normative References . . . . . . . . . . . . . . . . . . 20
14.2. Informative References . . . . . . . . . . . . . . . . . 21 14.2. Informative References . . . . . . . . . . . . . . . . . 22
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 22 Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 22
1. Introduction 1. Introduction
[RFC5763] defines SDP Offer/Answer procedures for SRTP-DTLS. This [RFC5763] defines SDP Offer/Answer procedures for SRTP-DTLS. This
draft defines the SDP Offer/Answer [RFC3264] procedures for draft defines the SDP Offer/Answer [RFC3264] procedures for
negotiation DTLS in general, based on the procedures in [RFC5763]. negotiation DTLS in general, based on the procedures in [RFC5763].
As defined in [RFC5763], a new DTLS association MUST be established As defined in [RFC5763], a new DTLS association MUST be established
when transport parameters are changed. Transport parameter change is when transport parameters are changed. Transport parameter change is
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12. Acknowledgements 12. Acknowledgements
Thanks to Justin Uberti, Martin Thomson, Paul Kyzivat and Jens Thanks to Justin Uberti, Martin Thomson, Paul Kyzivat and Jens
Guballa for providing comments and suggestions on the draft. Guballa for providing comments and suggestions on the draft.
13. Change Log 13. Change Log
[RFC EDITOR NOTE: Please remove this section when publishing] [RFC EDITOR NOTE: Please remove this section when publishing]
Changes from draft-ietf-mmusic-sdp-dtls-07
o Reference to RFC 7315 replaced with reference to RFC 7345.
Changes from draft-ietf-mmusic-sdp-dtls-06 Changes from draft-ietf-mmusic-sdp-dtls-06
o Text on restrictions regarding spanning a DTLS connection over o Text on restrictions regarding spanning a DTLS connection over
multiple transports added. multiple transports added.
o Mux category added to IANA Considerations. o Mux category added to IANA Considerations.
o Normative text regarding mux category and source-specific o Normative text regarding mux category and source-specific
applicability added. applicability added.
o Reference to RFC 7315 added. o Reference to RFC 7315 added.
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Traversal for Offer/Answer Protocols", RFC 5245, Traversal for Offer/Answer Protocols", RFC 5245,
DOI 10.17487/RFC5245, April 2010, DOI 10.17487/RFC5245, April 2010,
<http://www.rfc-editor.org/info/rfc5245>. <http://www.rfc-editor.org/info/rfc5245>.
[RFC5763] Fischl, J., Tschofenig, H., and E. Rescorla, "Framework [RFC5763] Fischl, J., Tschofenig, H., and E. Rescorla, "Framework
for Establishing a Secure Real-time Transport Protocol for Establishing a Secure Real-time Transport Protocol
(SRTP) Security Context Using Datagram Transport Layer (SRTP) Security Context Using Datagram Transport Layer
Security (DTLS)", RFC 5763, DOI 10.17487/RFC5763, May Security (DTLS)", RFC 5763, DOI 10.17487/RFC5763, May
2010, <http://www.rfc-editor.org/info/rfc5763>. 2010, <http://www.rfc-editor.org/info/rfc5763>.
[RFC7315] Jesske, R., Drage, K., and C. Holmberg, "Private Header [RFC7345] Holmberg, C., Sedlacek, I., and G. Salgueiro, "UDP
(P-Header) Extensions to the Session Initiation Protocol Transport Layer (UDPTL) over Datagram Transport Layer
(SIP) for the 3GPP", RFC 7315, DOI 10.17487/RFC7315, July Security (DTLS)", RFC 7345, DOI 10.17487/RFC7345, August
2014, <http://www.rfc-editor.org/info/rfc7315>. 2014, <http://www.rfc-editor.org/info/rfc7345>.
14.2. Informative References 14.2. Informative References
[RFC5576] Lennox, J., Ott, J., and T. Schierl, "Source-Specific [RFC5576] Lennox, J., Ott, J., and T. Schierl, "Source-Specific
Media Attributes in the Session Description Protocol Media Attributes in the Session Description Protocol
(SDP)", RFC 5576, DOI 10.17487/RFC5576, June 2009, (SDP)", RFC 5576, DOI 10.17487/RFC5576, June 2009,
<http://www.rfc-editor.org/info/rfc5576>. <http://www.rfc-editor.org/info/rfc5576>.
[RFC6083] Tuexen, M., Seggelmann, R., and E. Rescorla, "Datagram [RFC6083] Tuexen, M., Seggelmann, R., and E. Rescorla, "Datagram
Transport Layer Security (DTLS) for Stream Control Transport Layer Security (DTLS) for Stream Control
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