Do you play video games with P2P networking? Then your choices are to pick one of the following:
- the hosting player enables upnp
- use ipv6
- the hosting player manually sets up port forwarding (consumer routers often talk about a DMZ option which takes an IP address - really this is just forwarding all ports not matched by any other rule)
- the hosting player enables upnp
- use ipv6
- the hosting player manually sets up port forwarding (consumer routers often talk about a DMZ option which takes an IP address - really this is just forwarding all ports not matched by any other rule)