[ENet-discuss] NAT punch-through

[FuzzYspo0N]

Miniupnpc lib and a simple stun server and NAT punch through should take 
no longer than a half an afternoon.

tricky ;)

Heres the lib i was referring to.
http://miniupnp.free.fr/

On 5/3/2011 12:34 AM, Chris Meub wrote:
> I am by no means an expert on the subject, but I am using a really 
> basic form of NAT punch-through with Enet at the moment with a hobby 
> project. I have 2 clients, one at home behind a consumer router, and 1 
> at the office behind a firewall. Both connect to a central server, and 
> begin transmitting packets to the server. The server collates the 
> packets into simulation step packets, and sends those back to each 
> client. This system works fine and I've had no issues with our 
> firewall or any routers.
>
> Now I imagine if you wanted to get rid of the central server, that 
> would be another story. You would probably have to still use a central 
> server for matchmaking and then do some trickery to figure out which 
> IP+port each peer needed to start sending packets to in order to 
> bypass the firewall(s). But I imagine one could still do that with Enet.
>
> The only other thing I can think of would be some kind of brute force 
> library that randomly tries ports until it finds one that can get 
> through the firewall. Is that what RakNet provides?
>
> On Mon, May 2, 2011 at 1:32 PM, Josh Klint <jklint at leadwerks.com 
> <mailto:jklint at leadwerks.com>> wrote:
>
>     Hi,
>
>     A search for enet and NAT punch-through yields a lot of questions
>     about whether this is possible and discussion of how it might be
>     done, but I have never found an actual instance of working code,
>     or anyone who claims to have successfully implemented NAT
>     punch-through with enet.
>
>     I love the simplicity of enet, but without NAT punch-through
>     support, I don't see how it is useful for networked software. 
>     I’ll have to (unfortunately) go with RakNet, which is huge,
>     bloated, and comes with licensing hang-ups I have to pass on to my
>     customers.
>
>     Best Regards,
>
>     Josh Klint
>
>     CEO
>
>     Leadwerks Software
>
>
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>
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