Re: [MMUSIC] Trickle ICE for SIP Questions

"Cullen Jennings (fluffy)" <fluffy@cisco.com> Wed, 24 July 2013 19:56 UTC

Return-Path: <fluffy@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 7E01121F847C for <mmusic@ietfa.amsl.com>; Wed, 24 Jul 2013 12:56:25 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -110.599
X-Spam-Level:
X-Spam-Status: No, score=-110.599 tagged_above=-999 required=5 tests=[BAYES_00=-2.599, RCVD_IN_DNSWL_HI=-8, USER_IN_WHITELIST=-100]
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 9uI6OHBQfxgz for <mmusic@ietfa.amsl.com>; Wed, 24 Jul 2013 12:56:20 -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 BE61821F841B for <mmusic@ietf.org>; Wed, 24 Jul 2013 12:56:19 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=328; q=dns/txt; s=iport; t=1374695780; x=1375905380; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-id:content-transfer-encoding: mime-version; bh=AvjYwY5iHEXVIhR5fBnPaP9ey1xRxdYER86DZAUr84A=; b=mmg7mPuFOmFKQZShdU3HrBkllSG4QpDls7LvD33hd/lo0jsS/1hTvim8 p1xWJPcKbj6FKAA0eJIJ0ORH3pELL3KnCuoRAnt3FSJkOezkuMMPkJKdw iJkb/y8M2YBluFQlH8yLLdr41z+N8dOLdBUU3AX6WL8akUlDetzGrCGxn c=;
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: AjIFAHYw8FGtJXHA/2dsb2JhbABagwZ5DIJCuyWBFhZ0giQBAQEDATo/BQsCAQgiFBAyJQIEDgUIiAIGuW2PSgIxB4MSbgOpLIMUgio
X-IronPort-AV: E=Sophos;i="4.89,737,1367971200"; d="scan'208";a="238964669"
Received: from rcdn-core2-5.cisco.com ([173.37.113.192]) by rcdn-iport-7.cisco.com with ESMTP; 24 Jul 2013 19:56:19 +0000
Received: from xhc-rcd-x04.cisco.com (xhc-rcd-x04.cisco.com [173.37.183.78]) by rcdn-core2-5.cisco.com (8.14.5/8.14.5) with ESMTP id r6OJuJZs027223 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=FAIL); Wed, 24 Jul 2013 19:56:19 GMT
Received: from xmb-aln-x02.cisco.com ([169.254.5.29]) by xhc-rcd-x04.cisco.com ([::1]) with mapi id 14.02.0318.004; Wed, 24 Jul 2013 14:56:19 -0500
From: "Cullen Jennings (fluffy)" <fluffy@cisco.com>
To: "Vijaya Mandava (vimandav)" <vimandav@cisco.com>
Thread-Topic: [MMUSIC] Trickle ICE for SIP Questions
Thread-Index: AQHOiKfcSVOSvmOQIEyFWeTagsf8fQ==
Date: Wed, 24 Jul 2013 19:56:17 +0000
Message-ID: <C5E08FE080ACFD4DAE31E4BDBF944EB11360D0D2@xmb-aln-x02.cisco.com>
References: <1CDFD781608D924094E43F573C351961BDE2DC@xmb-rcd-x13.cisco.com>
In-Reply-To: <1CDFD781608D924094E43F573C351961BDE2DC@xmb-rcd-x13.cisco.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-originating-ip: [10.20.249.164]
Content-Type: text/plain; charset="us-ascii"
Content-ID: <E5B2976908EA1A4E8B51C87523C4B06B@emea.cisco.com>
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
Cc: Alan Johnston <alan.b.johnston@gmail.com>, MMUSIC IETF WG <mmusic@ietf.org>
Subject: Re: [MMUSIC] Trickle ICE for SIP Questions
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: Wed, 24 Jul 2013 19:56:25 -0000

On Jul 24, 2013, at 12:22 PM, Vijaya Mandava (vimandav) <vimandav@cisco.com> wrote:

> 180 with different to-tag would mean call is forked.
> If uac side do not support call forking, then we cannot use this 180
> response to collect trickled candidates.

If it is a UAC, it supports this so I don't see the problem.