immortaltiger

They will be servers but just misclassified as peers, not to worry, it's just visual!

You don't need to do anything with Ping Heatmap really, select the game and allow it to ping then use the information to inform your Geo-Filter settings.

You do not need to change them, leave them on default, you will see no benefit changing them. If you're really interested you can find some information about it here: https://kb.netgear.com/21661/What-is-a-Routing-Information-Protocol-RIP-and-how-does-it-work-with-my-managed-switch

Traffic Controller is a parental control type feature, you're allowing ALL traffic for the game, that's why it's not working properly. You can delete this rule entirely. You want to use Traffic Prioritization on the QoS page instead