From eburger@standardstrack.com Thu Jan 10 11:28:28 2013 Return-Path: X-Original-To: mediactrl@ietfa.amsl.com Delivered-To: mediactrl@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 2733621F860A for ; Thu, 10 Jan 2013 11:28:28 -0800 (PST) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -102.599 X-Spam-Level: X-Spam-Status: No, score=-102.599 tagged_above=-999 required=5 tests=[BAYES_00=-2.599, USER_IN_WHITELIST=-100] Received: from mail.ietf.org ([64.170.98.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 14kb08HJiN6H for ; Thu, 10 Jan 2013 11:28:27 -0800 (PST) Received: from biz104.inmotionhosting.com (biz104.inmotionhosting.com [74.124.215.15]) by ietfa.amsl.com (Postfix) with ESMTP id 2192921F84CA for ; Thu, 10 Jan 2013 11:28:27 -0800 (PST) Received: from [12.21.1.3] (port=51522 helo=[172.20.44.29]) by biz104.inmotionhosting.com with esmtpsa (TLSv1:AES128-SHA:128) (Exim 4.80) (envelope-from ) id 1TtNnb-0003jw-GV for mediactrl@ietf.org; Thu, 10 Jan 2013 11:28:23 -0800 From: Eric Burger Content-Type: multipart/signed; boundary="Apple-Mail=_F5A98D5E-8B9D-4C39-ADC6-594C27995471"; protocol="application/pkcs7-signature"; micalg=sha1 Message-Id: <0B300AA0-397E-4751-9E0B-585A5A369171@standardstrack.com> Mime-Version: 1.0 (Mac OS X Mail 6.2 \(1499\)) Date: Thu, 10 Jan 2013 14:28:32 -0500 References: To: mediactrl@ietf.org In-Reply-To: X-Mailer: Apple Mail (2.1499) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - biz104.inmotionhosting.com X-AntiAbuse: Original Domain - ietf.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - standardstrack.com X-Source: X-Source-Args: X-Source-Dir: Subject: Re: [MEDIACTRL] support X-BeenThere: mediactrl@ietf.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Media Control WG Discussion List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Jan 2013 19:28:28 -0000 --Apple-Mail=_F5A98D5E-8B9D-4C39-ADC6-594C27995471 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii This question has been open for about a month. To date, we have had = seven comments, all positive for the proposal to mandate only DTLS-SRTP. = Therefore, we have more than consensus. Ship it. On Dec 13, 2012, at 4:55 PM, Eric Burger = wrote: > Section 5.1.5.21 of = http://datatracker.ietf.org/doc/draft-ietf-mediactrl-mrb/ describes an = indicator, , as to whether or not a Media Server supports = SRTP. >=20 > We were thinking there could be some opaque string that would describe = the keying mechanism. However, as numerous ADs have pointed out, there = is no IANA registry for such mechanisms. >=20 > I would offer we be pragmatic, and I would like to hear from = manufacturers principally but others with skin in the game. = Specifically, what if we said there is one and only one official, = supported keying mechanism, namely DTLS-SRTP? While it is true that = today most SIP SRTP implementations are SDES, the user community is = demanding a move to DTLS-SRTP and DTLS-SRTP will also be the only keying = mechanism for RTCWEB. >=20 > So, the proposed text would be: >=20 > 5.1.5.21. >=20 > The element allows a Media Server to declare support = for > encrypting RTP media streams using RFC 3711 [RFC3711]. The element > MAY be present. If the element is present, then the Media Server = supports > DTLS-SRTP [RFC 5763]. >=20 > The element has no attributes. >=20 >=20 > Anyone want to see something = different?_______________________________________________ > MEDIACTRL mailing list > MEDIACTRL@ietf.org > https://www.ietf.org/mailman/listinfo/mediactrl > Supplemental Web Site: > http://www.standardstrack.com/ietf/mediactrl --Apple-Mail=_F5A98D5E-8B9D-4C39-ADC6-594C27995471 Content-Disposition: attachment; filename=smime.p7s Content-Type: application/pkcs7-signature; name=smime.p7s Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIPODCCBN0w ggPFoAMCAQICEHGS++YZX6xNEoV0cTSiGKcwDQYJKoZIhvcNAQEFBQAwezELMAkGA1UEBhMCR0Ix GzAZBgNVBAgMEkdyZWF0ZXIgTWFuY2hlc3RlcjEQMA4GA1UEBwwHU2FsZm9yZDEaMBgGA1UECgwR Q29tb2RvIENBIExpbWl0ZWQxITAfBgNVBAMMGEFBQSBDZXJ0aWZpY2F0ZSBTZXJ2aWNlczAeFw0w NDAxMDEwMDAwMDBaFw0yODEyMzEyMzU5NTlaMIGuMQswCQYDVQQGEwJVUzELMAkGA1UECBMCVVQx 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