Re: Let's use TCP and TLS

On Thu, Feb 15, 2007 at 02:41:02PM +0000, Michael Rogers wrote:
> > Don't modern BitTorrent's use UDP to avoid firewall issues?
> 
> Not for data transfer - some use UDP to communicate with the tracker, 
> but that's not because of firewall issues, it's because UDP is a good 
> match for the tracker protocol. And TCP is a good match for data 
> transfer. ;-)

Well, we need both mechanisms. We have lots of control messages, which
fit best with UDP (presumably bittorrent provides its own
retransmission? can communication with the tracker tolerate packet
loss?). And we would need to multiplex our TCP connections if we used
them for data transfer.
> 
> > BitTorrent was originally adopted by geeks.
> 
> So were iPods - that doesn't mean other people are incapable of using 
> them, it just means geeks like new technology.
> 
> But anyway, if you don't want to use TCP then fair enough, I just 
> thought I'd put the idea on the table. :-)

:)
> 
> Cheers,
> Michael

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