Re: Réf. : Re: IPDVB Provisional Agenda (IETF-75)

Marie-Jose Montpetit <marie@mjmontpetit.com> Tue, 07 July 2009 11:42 UTC

Return-Path: <owner-ipdvb@erg.abdn.ac.uk>
X-Original-To: ietfarch-ipdvb-archive@core3.amsl.com
Delivered-To: ietfarch-ipdvb-archive@core3.amsl.com
Received: from localhost (localhost [127.0.0.1]) by core3.amsl.com (Postfix) with ESMTP id 6AD6B3A6861 for <ietfarch-ipdvb-archive@core3.amsl.com>; Tue, 7 Jul 2009 04:42:58 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.739
X-Spam-Level:
X-Spam-Status: No, score=-1.739 tagged_above=-999 required=5 tests=[AWL=-0.861, BAYES_00=-2.599, HTML_MESSAGE=0.001, MIME_8BIT_HEADER=0.3, SARE_GIF_ATTACH=1.42]
Received: from mail.ietf.org ([64.170.98.32]) by localhost (core3.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id KcKEEzWvwWcq for <ietfarch-ipdvb-archive@core3.amsl.com>; Tue, 7 Jul 2009 04:42:57 -0700 (PDT)
Received: from erg.abdn.ac.uk (dee.erg.abdn.ac.uk [IPv6:2001:630:241:204:203:baff:fe9a:8c9b]) by core3.amsl.com (Postfix) with ESMTP id 1AE8B3A679C for <ipdvb-archive@ietf.org>; Tue, 7 Jul 2009 04:42:56 -0700 (PDT)
Received: from dee.erg.abdn.ac.uk (localhost [IPv6:::1]) by erg.abdn.ac.uk (8.13.4/8.13.4) with ESMTP id n67BJSaO024068 for <ipdvb-subscribed-users@dee.erg.abdn.ac.uk>; Tue, 7 Jul 2009 12:19:28 +0100 (BST)
Received: (from majordomo.lists@localhost) by dee.erg.abdn.ac.uk (8.13.4/8.12.2/Submit) id n67BJSYp024067 for ipdvb-subscribed-users; Tue, 7 Jul 2009 12:19:28 +0100 (BST)
X-Authentication-Warning: dee.erg.abdn.ac.uk: majordomo.lists set sender to owner-ipdvb@erg.abdn.ac.uk using -f
Received: from mail-qy0-f171.google.com (mail-qy0-f171.google.com [209.85.221.171]) by erg.abdn.ac.uk (8.13.4/8.13.4) with ESMTP id n67BJ4QU024051; Tue, 7 Jul 2009 12:19:04 +0100 (BST)
Received: by qyk1 with SMTP id 1so5086006qyk.26 for <multiple recipients>; Tue, 07 Jul 2009 04:18:56 -0700 (PDT)
Received: by 10.224.67.143 with SMTP id r15mr6487206qai.112.1246965536714; Tue, 07 Jul 2009 04:18:56 -0700 (PDT)
Received: from ?10.0.1.2? (c-71-234-102-55.hsd1.ma.comcast.net [71.234.102.55]) by mx.google.com with ESMTPS id 7sm10469007qwf.56.2009.07.07.04.18.54 (version=TLSv1/SSLv3 cipher=RC4-MD5); Tue, 07 Jul 2009 04:18:55 -0700 (PDT)
Cc: owner-ipdvb@erg.abdn.ac.uk
Message-Id: <0145E0FE-D6F9-449A-AA3E-CFA1B4CF00C7@mjmontpetit.com>
From: Marie-Jose Montpetit <marie@mjmontpetit.com>
To: ipdvb@erg.abdn.ac.uk
In-Reply-To: <OF797998BC.1AF81E9C-ONC12575EC.003461CE-C12575EC.0034C940@thalesaleniaspace.com>
Content-Type: multipart/alternative; boundary=Apple-Mail-2404-222877360
Mime-Version: 1.0 (Apple Message framework v935.3)
Subject: =?ISO-8859-1?Q?Re:_R=E9f._:_Re:_IPDVB_Provisional_Agenda_=28IETF?= =?ISO-8859-1?Q?-75=29?=
Date: Tue, 7 Jul 2009 07:18:53 -0400
References: <OF797998BC.1AF81E9C-ONC12575EC.003461CE-C12575EC.0034C940@thalesaleniaspace.com>
X-Mailer: Apple Mail (2.935.3)
X-ERG-MailScanner: Found to be clean, Found to be clean
Sender: owner-ipdvb@erg.abdn.ac.uk
Precedence: bulk
Reply-To: ipdvb@erg.abdn.ac.uk
X-ERG-MailScanner-From: owner-ipdvb@erg.abdn.ac.uk

Do you mean a complete revamp like in clean slate or just accepting  
that satellite networks are "just another network" and adopt something  
done elsewhere in 3GPP or TISPAN?

/mjm
On Jul 7, 2009, at 5:36 AM, cedric.baudoin@thalesaleniaspace.com wrote:

> Hi all
>
> This is a really important topic. I do agree that a complete revamp  
> of the signaling is a key point if we want to improve the  
> interoperability and to address "all IP satcom systems" (or at least  
> IP friendly ;-) )
>
> Best regards
>
> Cédric Baudoin
>
> <graycol.gif>Bernhard Collini-Nocker <bnocker@cosy.sbg.ac.at>
>
>
> <ecblank.gif>
> <ecblank.gif>
> Bernhard Collini-Nocker <bnocker@cosy.sbg.ac.at>
> Envoyé par : owner-ipdvb@erg.abdn.ac.uk
> 07/07/2009 09:00
> Veuillez répondre à ipdvb
>
> <ecblank.gif>
>
> Pour :	ipdvb@erg.abdn.ac.uk
> cc :	
> Objet :	Re: IPDVB Provisional Agenda (IETF-75)
>
>
> Dear all,
>
> in my opinion there is a need to get rid of the transport stream
> encapsulated PSI/SI sections/tables in the second generation DVB  
> systems
> for signaling purposes, especially in those cases where only Generic
> Stream Encapsulation is being used. Essentially there are two kinds of
> signaling, one for physical link and network properties, and the other
> one for services. The latter one is well addressed by all those  
> parties
> interested in AV/TV/... over IP, whereas the first one is still delt
> with so-called backward compatibility mode (so TS encapsulated  
> signaling
> sections). Although ULE/GSE provide an extension header for carrying  
> TS
> packets, this is a suboptimal choice given that any kind of signaling
> shall support unidirectional mode of operation and boot strapping of
> rx-only devices.
>
> This is not to propose a solution rather than to point out that  
> there is
> standardisation work needed in this area. Whether it fits in the ipdvb
> agenda is to be discussed.
>
> Best wishes,
> Bernhard
>
> Gorry Fairhurst schrieb:
> >
> > Can I remind the group that if people think the ipdvb working group
> > should continue, then they need to tell Martin and me some important
> > topics that need to be addressed - please send email to us or the  
> list.
> >
> > If anyone would like to use a few slides to talk about topics that  
> are
> > important, please let me know, and we can allocate some agenda time.
> >
> > The provisional agenda is at:
> >
> > http://www.ietf.org/proceedings/09jul/agenda/ipdvb.txt
> >
> > Best wishes,
> >
> > Gorry Fairhurst
> > (ipdvb Chair)
> >
>
>
>
>
>
>
>

Marie-Jose Montpetit
marie@mjmontpetit.com