On 09/08/2015 09:04, Geoff Thompson wrote:
...
>> The success of the (reasonably well layered) TCP/IP suite would indicate
>> that the market has decided that this is a cost well worth paying.
>
> Precisely my point, except that it is not true. The datagram service that
> was provided for with such "success" by TCP/IP does not provide the same
> service over all physical layers. In fact the now predominant physical
> layers do not provide sufficiently low-jitter, low loss service for all
> legacy services to work well.
You mean, sufficient compared with 4800 baud modems over spotty analogue
phone lines, which were predominant when those legacy apps, right up
to HTTP/1.0, were invented?
What don't work well are *modern* services invented for broadband, in
the absence of anything accurately described as broadband.
But, yes, I hope the final list of requirements for the homenet routing
protocol includes: works adequately on lossy wireless media with poor
multicast support.
Brian
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