IETF Logo Mail Archive

Re: [MMUSIC] RFC 5245 Section 4.1.2.1, ice-happy-eyeballs and ICE bis

"Tirumaleswar Reddy (tireddy)" <tireddy@cisco.com> Sat, 03 August 2013 19:56 UTC

Return-Path: <tireddy@cisco.com>
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 DBF0321F9E51 for <mmusic@ietfa.amsl.com>; Sat, 3 Aug 2013 12:56:27 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -10.549
X-Spam-Level:
X-Spam-Status: No, score=-10.549 tagged_above=-999 required=5 tests=[AWL=0.050, BAYES_00=-2.599, RCVD_IN_DNSWL_HI=-8]
Received: from mail.ietf.org ([12.22.58.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id vhHO4rzP6ip3 for <mmusic@ietfa.amsl.com>; Sat, 3 Aug 2013 12:56:23 -0700 (PDT)
Received: from rcdn-iport-7.cisco.com (rcdn-iport-7.cisco.com [173.37.86.78]) by ietfa.amsl.com (Postfix) with ESMTP id CCE0621F9E88 for <mmusic@ietf.org>; Sat, 3 Aug 2013 12:56:22 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=1812; q=dns/txt; s=iport; t=1375559783; x=1376769383; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=1GcuLigNqOWs8US1sb5a2xKNbVeeNgshBdzdNlXrwhA=; b=DQj1Av3vRJ79nNrme+2FEfDREyk3PQI/uEJIh8ufHDK4BTKnZtaeg+gB coKBqJt+Wo7sbgeRH6WjRTtL7WX79ADSVTyABtGbCwQ83lTl5fOsM+AzJ ZfUIhBkJql4CpM8HrztffST27K9eg2nFA1VmCUA/ySSRhFBadkYfONMA0 0=;
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: AgcFADRf/VGtJXHB/2dsb2JhbABagwY1UIMQvAQXgQYWdIIkAQEBAQIBIxFFBQcEAgEIEQQBAQECAgYdAwICAh8RFAEICAIEDgUIh3YDCQalWYd8DYhegSiLf4JBFhsHBoJgM3QDlXeDE4p+hSeDF4Iq
X-IronPort-AV: E=Sophos;i="4.89,808,1367971200"; d="scan'208";a="243143166"
Received: from rcdn-core2-6.cisco.com ([173.37.113.193]) by rcdn-iport-7.cisco.com with ESMTP; 03 Aug 2013 19:56:18 +0000
Received: from xhc-rcd-x14.cisco.com (xhc-rcd-x14.cisco.com [173.37.183.88]) by rcdn-core2-6.cisco.com (8.14.5/8.14.5) with ESMTP id r73JuIVV028699 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=FAIL); Sat, 3 Aug 2013 19:56:18 GMT
Received: from xmb-rcd-x10.cisco.com ([169.254.15.159]) by xhc-rcd-x14.cisco.com ([173.37.183.88]) with mapi id 14.02.0318.004; Sat, 3 Aug 2013 14:56:18 -0500
From: "Tirumaleswar Reddy (tireddy)" <tireddy@cisco.com>
To: Martin Thomson <martin.thomson@gmail.com>
Thread-Topic: [MMUSIC] RFC 5245 Section 4.1.2.1, ice-happy-eyeballs and ICE bis
Thread-Index: AQHOjc8e11SEQQIfXUy0NUn1kHVbfZl+uC4wgAB5HwCAABPqAIAAwV2QgANcZACAACe2sA==
Date: Sat, 03 Aug 2013 19:56:18 +0000
Message-ID: <913383AAA69FF945B8F946018B75898A1900B793@xmb-rcd-x10.cisco.com>
References: <CABkgnnVEzTABa4-YZWgBwiEBt6DXCr5ugHY0KOfkw-x5Y91Lyw@mail.gmail.com> <BLU169-W25092106DE55365B8C883893570@phx.gbl> <51F8D6B6.6080109@ericsson.com> <913383AAA69FF945B8F946018B75898A19008F0E@xmb-rcd-x10.cisco.com> <04179E80-2AF6-4150-B083-01289438BC0A@vidyo.com> <51F933A8.2060504@ericsson.com> <913383AAA69FF945B8F946018B75898A1900AB72@xmb-rcd-x10.cisco.com> <CABkgnnWcFZTsKaW3+htvfJtkbB9K7s=mEeasYCgDNiHv_7PC9A@mail.gmail.com>
In-Reply-To: <CABkgnnWcFZTsKaW3+htvfJtkbB9K7s=mEeasYCgDNiHv_7PC9A@mail.gmail.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-originating-ip: [10.65.58.147]
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
MIME-Version: 1.0
Cc: Jonathan Lennox <jonathan@vidyo.com>, Ari Keränen <ari.keranen@ericsson.com>, "mmusic@ietf.org" <mmusic@ietf.org>
Subject: Re: [MMUSIC] RFC 5245 Section 4.1.2.1, ice-happy-eyeballs and ICE bis
X-BeenThere: mmusic@ietf.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: Multiparty Multimedia Session Control Working Group <mmusic.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/mmusic>, <mailto:mmusic-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/mmusic>
List-Post: <mailto:mmusic@ietf.org>
List-Help: <mailto:mmusic-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/mmusic>, <mailto:mmusic-request@ietf.org?subject=subscribe>
X-List-Received-Date: Sat, 03 Aug 2013 19:56:28 -0000

> -----Original Message-----
> From: Martin Thomson [mailto:martin.thomson@gmail.com]
> Sent: Saturday, August 03, 2013 12:18 PM
> To: Tirumaleswar Reddy (tireddy)
> Cc: Ari Keränen; Jonathan Lennox; mmusic@ietf.org
> Subject: Re: [MMUSIC] RFC 5245 Section 4.1.2.1, ice-happy-eyeballs and ICE bis
> 
> On 2 August 2013 17:11, Tirumaleswar Reddy (tireddy) <tireddy@cisco.com>
> wrote:
> > a.  If the first 'N' candidates are of the same IP address family, then the
> highest-priority candidate of the other address family is promoted to position
> 'N' in the list.
> >
> > b.  Step b is repeated for rest of candidates. This is continued until all
> candidates with the preferred address family are exhausted.
> >
> > This would work even when policy table is modified such that IPv4 addresses
> have higher precedence than IPv6 using DHCP http://tools.ietf.org/html/draft-
> ietf-6man-addr-select-opt-10.
> 
> I'm not sure that your specific formulation of the algorithm makes
> sense (reread step b), 

Typo; what I meant was

b. Step a is repeated for rest of the candidates until all candidates of the preferred address family are exhausted.

> but I think that the general principle you use
> in the draft (as you explained in the WG meeting) is certainly a
> viable option.

--Tiru.

v2.23.0 | Report a Bug | By Email