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Posted by AlmostBob on 01/17/07 21:25
'You' decide what numbers you use, and your pc tells the network that those
ports are available
'They' decide what numbers they use, and their pc likewise
then your pc connects its outgoing port to 'their' incoming port, and 'your'
incoming port to their outgoing port
the computer version of the telephone switchboard
"what number please"
--
If at first you dont succeed
try try try again
If at first you do succeed
try not to look surprised
_
"Chris" <chris@nosuchdomain.eu> wrote in message
news:memo.20070117163207.2440D@chris.chris...
>
> >
> > I worried about that too, when I first changed ports.
> >
> > But the worry comes from a misunderstanding about how things work. Your
> > outgoing traffic and incoming traffic both use these ports, so anybody
> > else's WinMx that wants to talk to you already knows your port. You
> > publish your ports when you connect or refresh your connection. Your
> > primary (or your primary peers if you're a primary) keep track and
> > others get your ports from them.
>
> Sorry, maybe don't fully understand.
> If THEY want to talk to YOU the system will use your port numbers???
>
> What about when YOU want to talk to THEM? Does that then use THEIR port
> numbers ???
>
> If not, who/what decides whose port numbers are used for uploading or
> downloading. Yours or theirs?
>
> Just trying to understand how it works.... :-)
>
>
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