On Fri, Aug 14, 2015 at 2:36 PM Max Mertens <[email protected]> wrote:
> Hi Vicente, > Hello Max > It would be great if you could find out the NAT type of your university, > this [2] is a good tool to check. Do you know about more routers I can use > besides the ones mentioned above? > This is the result for the test of the Java Applet you have indicated before [2], for the University of Almería: ******************************************************* Here are the results of the test: UPnP Test (?): No UPnP device found STUN Test (?): Symmetric UDP Firewall (but no NAT) UDP Binding Test (?): Endpoint independent binding, port prediction is easy TCP Binding Test: Endpoint independent binding, port prediction is easy UDP Mapping Test (?): local and external IP addresses and ports were always equal, there's no NAT involved TCP Mapping Test: local and external IP addresses and ports were always equal, there's no NAT involved SIP ALG (?): The initial SIP INVITE packet has not been modified on its way to our servers. There is no SIP ALG involved FTP ALG: The initial FTP PORT command has not been modified on its way to our servers. There is no FTP ALG involved UDP Hole Punching (?): High TTL Test was not successful Low TTL Test was not successful Silent Test was not successful TCP Hole Punching: High TTL Test was not successful Low TTL Test was not successful Silent Test was not successful UDP Timeout (?): Your UDP timeout is approx. 0 seconds This could be a problem if an application doesn't send enough keep alive packets. ******************************************************* I think that if your developments can manage this NAT, you can hope to handle any other kind of NAT :-) As you mentioned before, maybe you can use also the NAT of your mobile device (I'll try to check also mine). Regards, Vi. [2] http://nattest.net.in.tum.de/test.php > > -- -- Vicente González Ruiz Depto de Informática Escuela Técnica Superior de Ingeniería Universidad de Almería Carretera Sacramento S/N 04120, La Cañada de San Urbano Almería, España e-mail: [email protected] http://www.ual.es/~vruiz tel: +34 950 015711 fax: +34 950 015486
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