> But can the application learn that passing data to TCP might not be
> the best thing to do if connectivity is not there? TCP was designed
> for an always-connected world, not a world of intermittent link
> connectivity.
Bingo! and one of the first useful steps towards the design of transport
protocols that are more useful for wireless; is the sort of triggers we
have been talking about here. QoS will never quite work right between
wireless router hops (especially the rapidly changing type) without this
IMO.
Thanks,
Phil
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