James,
I don't believe that cellular type systems use any shared media
functionality - they've already gone down to the path of p2p links for
various reasons. As I already said in a few of my earlier emails, the
prefix-per-MN model is inline with the cellular system operation. 

Vidya

> -----Original Message-----
> From: James Kempf [mailto:[EMAIL PROTECTED] 
> Sent: Tuesday, August 08, 2006 10:55 AM
> To: Narayanan, Vidya; marcelo bagnulo braun
> Cc: Alexandru Petrescu; INT Area; -
> Subject: Re: [Int-area] IPv6 addressing model, per-MN subnet 
> prefix,and broadcast domain
> 
> Vidya,
> 
> > At the moment, I'm very skeptical about slapping a point-to-point 
> > model on shared media - I'll wait for some text to see if I can 
> > convince myself :)
> 
> What services do you propose to use in a cellular type system 
> that require shared media functionality, such as broadcast 
> and link local multicast? Can you give some examples of such 
> services on existing cellular type systems, such as UTRAN or cdma2K?
> 
>           jak 
> 
> 
> 

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