Well, this needs to be spelled out in some detail then.  I'm already
mentally thinking of PocketPC kinds of devices whenever I here
cellular hosts....


> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] 
> Sent: Monday, March 04, 2002 2:55 PM
> To: [EMAIL PROTECTED]; [EMAIL PROTECTED]
> Cc: [EMAIL PROTECTED]
> Subject: RE: Should connecting to the Internet be Optional? 
> 
> 
> 
>  Hi!
> 
> Just commenting the possible differences between laptops and 
> cellular terminals...
> 
> There are different kinds of laptops and also different kinds 
> of cellular hosts. Our intention is to write this 
> specification as "minimum IPv6 functionality for a cellular 
> host", i.e. not defining any kind of 'maximum set of 
> functionality'. And this kind of minimum functionality should 
> be possible to be implemented in even the smallest 2,5G / 3G 
> cellular handsets. An example of dimensions for such a 
> handset could be 11 x 5 x 2 centimeters (1 inch = 2,54 
> centimeters). Could you compare such a terminal to a laptop 
> computer? Hardly.
> 
> Of course, then there are communicator / PDA type of devices 
> having bigger processor capacity and memory making it 
> possible to install more demanding applications in them, but 
> even those devices cannot (in my opinion) be directly 
> compared to laptops.
> 
> As a summary, a cellular host (often) has limited size, 
> memory, processor capacity and battery capacity / power 
> consumption. The users would like to see their terminals to 
> be usable for quite a long time (typically for some days, at 
> least stand-by time) without re-charging them.
> 
> Cheers,
>        -Juha W.-
> 
> -----Original Message-----
> From: ext Tony Hain [mailto:[EMAIL PROTECTED]]
> Sent: 04 March, 2002 21:04
> To: [EMAIL PROTECTED]
> Cc: [EMAIL PROTECTED]
> Subject: RE: Should connecting to the Internet be Optional? 
> 
> 
> Keith Moore wrote:
> > I think the cell phone requirements document would do well to break 
> > down the different cases:
> >
> > - cell phone with fixed functions vs.
> > - cell phone that can host applications
> >
> > - cell phone that is strictly an endpoint vs.
> > - cell phone that can provide net connectivity to other devices
> >
> > and examine requirements separately for each case.
> 
> I agree with one comment:
> > > The only way to prevent new applications
> > > from appearing on computing devices is to put the 
> executable code in 
> > > non-rewritable, non-replaceable, rom.
> > And require these devices to be tamper-proof ;-}.
> >
> > Feico.
> 
> Tony
> 
> Actually another thought; what is the difference between a 
> handset and a laptop that has an embedded 3G radio? Are they 
> both cellular hosts?
> 
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