Re: UPnP, NATs, and P2P

> 
> 
> Even without UPnP, penetrating NAT is still possible.
> Currently MS Torendo IPv6 server protocal can let 2 peers both behind
> NAT to communicate with each other directly without server relay.
> 

Well thats just one method of applying IPv6 by the backdoor. Running it over
UDP has the disadvantage that many routers NAT UDP badly and drop connections
(as it is stateless).

Has anyone got a summary of how Toredo works? How are the ipv6 addresses
assigned? Has anyone got it running, can you connect to ipv6 torrents?
 
> 
> On Mon, 14 Feb 2005 05:24:08 -0500, Bill Cox <[email protected]> wrote:
> > 
> > >From what I can tell, enabling UPnP on NAT enabled gateway is not
> > currently a good idea.  There are too many computers with spy-ware and
> > worse, and allowing those applications to open ports through your fire-
> > wall is risky.
> > 
> > The problem this causes is that P2P enabled applications like BitTorrent
> > aren't able to contact peers behind NATs unless the users are computer-
> > savvy enough to forward a BitTorrent port.
> > 
> > Is this a long-term problem, or is there some solution out there?  IPv6
> > wont do it: we don't use NATs just to save IP address space, we use NATs
> > for security.
> > 
> > Bill
> > 
> > 
> > Yahoo! Groups Links
> > 
> > 
> > 
> > 
> >
> 
> 
>  
> Yahoo! Groups Links
> 
> 
> 
>  
> 
> 
> 



 
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