On Sat, May 22, 2004 at 01:39:37AM +0200, Martin Scheffler wrote: > On Friday 21 May 2004 22:27, Toad wrote: > > > STUN is used to determine whether you are behind NAT. If you are then you > > > need a third party to start connections to others behind NAT. The third > > > party need not be a single server but can be a network of > > > communicating servers (such as all freenet servers not behind NAT). When > > > the connection is started the third party is no longer needed (i.e. data > > > flows directly between the two parties). > > > > How is that possible? Does it involve TCP spoofing? > > As i understand it, STUN means you send UDP from port X anywhere outside. > Following UDP replies to port X are routed back to the originating box. > Now, the special point is, when another IP from outside contacts port X, the > packets are routed aswell. It is said most cheap NATs do this.
That's what I heard but much of the recent thread seems to be contrary to it. > So you send UDP outside and voila, others (not only the particular > destination) may contact you. > > mfg The Bishop > > p.s. hope i didn't mess reality up :-) > _______________________________________________ > Support mailing list > [EMAIL PROTECTED] > http://news.gmane.org/gmane.network.freenet.support > Unsubscribe at http://dodo.freenetproject.org/cgi-bin/mailman/listinfo/support > Or mailto:[EMAIL PROTECTED] -- Matthew J Toseland - [EMAIL PROTECTED] Freenet Project Official Codemonkey - http://freenetproject.org/ ICTHUS - Nothing is impossible. Our Boss says so.
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