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

[Marie-Jose Montpetit <[e-mail]>]

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, [e-mail] 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 <[e-mail]>
>
>
> <ecblank.gif>
> <ecblank.gif>
> Bernhard Collini-Nocker <[e-mail]>
> Envoyé par : [e-mail]
> 07/07/2009 09:00
> Veuillez répondre à ipdvb
>
> <ecblank.gif>
>
> Pour :	[e-mail]
> 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
[e-mail]