On the new, second router I set up an exclusive wifi for just the PS3 and the SmartTV. So now they could stream happily with no restrictions. Guests would still connnect their own devices to the guest wifi (with the VPN), so whatever their activities were, it wouldn't result in warnings to me.
When you have port forwarding setup, your router forwards ports to an ip address that you specify. Without setting up a static ip address port forwarding will probably work when you initially set it up, but after restarting your PS3 it may get a different ip address. When this happens the ports will no longer be forwarded to your PS3's ip address. router, wifi extender, and PlayStation 4 | Tech Support Guy Oct 13, 2015 Unbelievably slow PS3 Wi-Fi - PlayStation Nation - GameSpot Possibly something wasn't configured properly when you set up the wifi with the PS3. The PS3 wifi downloads at the same speed my macbook does when I go on wifi at my house, so its most likely a How to Set up the internet on your PS3 « PlayStation 3 Learn how to setup internet connection on your play station 3 in simple steps. First take any wireless enabled router and to find if its wireless check if the router has an aerial. Now go to 'Settings' in your PS3 and select the network settings option. Enable the internet connection, go to connection settings, select custom method and then select the wireless option.
The PlayStation 3 operates on 802.11 b/g/n 2.4GHz networks and won't be able to find your network if your router is set to operate in 5GHz only mode. If you are having issues connecting, check with your router's documentation to verify you are not using it in 5GHz only mode.
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