[BitTorrent] UPnP, NATs, and P2P

Olaf van der Spek OvdSpek at LIACS.NL
Mon Feb 14 10:33:30 EST 2005


Bill Cox wrote:
>>>I suspect that this situation will continue unless there's some new
>>>solution for NAT enabled gateways that can block unauthorized incoming
>>>connections yet allow legitimate ones through.  But how can a router
>>>know the difference?
>>
>>Authentication?
> 
> 
> Authentication would be good.  How does a LinkSys style gateway do it
> without requiring a user to configure it?

I'm not sure if UPnP supports authentication.

But IMO a stateful router is not the answer to network security.


 
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