On Mon, 3 Apr 2000, Matti Aarnio wrote:

> On Sun, Apr 02, 2000 at 08:52:48PM -0700, Shawn T. Rutledge wrote:
> > >   - Instead of running TCP at the mobile appliance, they use UDP
> > >     to the WAP-GW (I am not sure of this, though), possibly to
> > >     be able to ignore all the myriad rules about TCP backoffs, etc.
> > >     (And not to require some 60 kB code for TCP implementation..)
> > 
> > So do they have their own error detection/correction scheme, or just
> > let the data be missing if it doesn't make it?
> 
>       The whole retransmission machinery present in TCP is done
>       by the WAP stack over UDP frames.

AFIR, it impliments a linear backoff insted of exponential. Such protocols
should be shunned from the Internet, because many active clients will lead
to congestion collapse.


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