Route add -net 239.0.0.0 netmask 255.0.0.0 eth3Īlso, if you are blocking any ports with your firewall configuration, you may have to do the following to allow your clients request to reach the server.

If you do not, make sure that you see the following line in “route” Restart the daemon, and you should see clients requesting ports in /var/log/syslog (grep for upnp). uPnP allows computers to request ports be opened for them, so applications that require open ports can work without work of the owner of the Linux router.Įdit /etc/default/upnpd and specify your external and internal interfacecs upnp does not support multiple interfaces but I suspect multiple instances of this program could accomplish this just replace the /etc/init.d/upnpd file with a custom one like this If you are currently using a Linux router on a home network, you should consider uPnP. Please read the comments below for more details. Users that can send uPnP requests can open any port to any other computer. Before I begin, uPnP does have some security implications.

Upnp player upscale