Return-Path: X-Original-To: mmusic@ietfa.amsl.com Delivered-To: mmusic@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 7387F21F84CA for ; Wed, 28 Nov 2012 01:00:51 -0800 (PST) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -101.119 X-Spam-Level: X-Spam-Status: No, score=-101.119 tagged_above=-999 required=5 tests=[BAYES_00=-2.599, HELO_EQ_IT=0.635, HOST_EQ_IT=1.245, J_CHICKENPOX_56=0.6, RCVD_IN_DNSWL_LOW=-1, 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 c+dBNeLmhYc7 for ; Wed, 28 Nov 2012 01:00:51 -0800 (PST) Received: from GRFEDG702RM001.telecomitalia.it (grfedg702rm001.telecomitalia.it [217.169.121.21]) by ietfa.amsl.com (Postfix) with ESMTP id 8560321F84EE for ; Wed, 28 Nov 2012 01:00:50 -0800 (PST) Received: from grfhub703rm001.griffon.local (10.19.3.10) by GRFEDG702RM001.telecomitalia.it (10.173.88.21) with Microsoft SMTP Server (TLS) id 8.3.279.5; Wed, 28 Nov 2012 10:00:45 +0100 Received: from MacLab.local (10.229.8.37) by smtp.telecomitalia.it (10.19.9.236) with Microsoft SMTP Server (TLS) id 8.3.279.5; Wed, 28 Nov 2012 10:00:45 +0100 Message-ID: <50B5D2BC.6050702@telecomitalia.it> Date: Wed, 28 Nov 2012 10:00:44 +0100 From: Enrico Marocco User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:16.0) Gecko/20121026 Thunderbird/16.0.2 MIME-Version: 1.0 To: References: In-Reply-To: Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha1; boundary="------------ms030105020503030001040204" X-TI-Disclaimer: Disclaimer1 Subject: Re: [MMUSIC] NEED WG CONSENSUS: media-loopback is all-or-nothing X-BeenThere: mmusic@ietf.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Multiparty Multimedia Session Control Working Group List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 28 Nov 2012 09:00:51 -0000 --------------ms030105020503030001040204 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable No. I see no compelling reason for introducing such a limitation, but a bunch of cases where it breaks things badly. In interconnection scenarios, for instance. Enrico On 11/20/12 7:16 PM, Hadriel Kaplan wrote: > Howdy, > during IESG review of the media-loopback draft, a discussion arose rega= rding the language around indicating media-loopback support per media des= cription (i.e., per m-line), in sections 3.1 and 3.2. >=20 > My interpretation/understanding was we were requiring ALL m-lines to in= dicate media-loopback; in other words it's an all-or-nothing in both the = offer+answer, and either every media stream is looped back, or none are. = However the text currently doesn't make this clear, and it could be argu= ed either way, with pro's/con's either way too; so I'd like the WG's cons= ensus on whether it should in fact be an all-or-none approach, or not. >=20 > Please respond to this email by **Tuesday, December 4th** with a "YES" = if the draft should mandate ALL media be looped-back, or "NO" if it shoul= d allow a hybrid approach of some streams being looped while others are n= ot. >=20 > For reference, the draft is here: > http://tools.ietf.org/html/draft-ietf-mmusic-media-loopback-24 >=20 > -hadriel >=20 > _______________________________________________ > mmusic mailing list > mmusic@ietf.org > https://www.ietf.org/mailman/listinfo/mmusic >=20 --------------ms030105020503030001040204 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIINdzCC BjQwggQcoAMCAQICAR4wDQYJKoZIhvcNAQEFBQAwfTELMAkGA1UEBhMCSUwxFjAUBgNVBAoT DVN0YXJ0Q29tIEx0ZC4xKzApBgNVBAsTIlNlY3VyZSBEaWdpdGFsIENlcnRpZmljYXRlIFNp Z25pbmcxKTAnBgNVBAMTIFN0YXJ0Q29tIENlcnRpZmljYXRpb24gQXV0aG9yaXR5MB4XDTA3 MTAyNDIxMDE1NVoXDTE3MTAyNDIxMDE1NVowgYwxCzAJBgNVBAYTAklMMRYwFAYDVQQKEw1T dGFydENvbSBMdGQuMSswKQYDVQQLEyJTZWN1cmUgRGlnaXRhbCBDZXJ0aWZpY2F0ZSBTaWdu aW5nMTgwNgYDVQQDEy9TdGFydENvbSBDbGFzcyAxIFByaW1hcnkgSW50ZXJtZWRpYXRlIENs 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