No longer does anything. The host only changes when the current host leaves.

By default, can clients destroy objects. This can be changed per connection after join.

By default, can clients refresh objects. This can be changed per connection after join.

By default, can clients create objects. This can be changed per connection after join.

Whether to end the game when the host leaves. By default the host hands the game to another player when they leave, and everyone carries on from a snapshot of the game. Anything a late joiner would see correctly survives the handoff.

The frequency at which the network system will send updates to clients. Higher is better but you probably want to stay in the 10-60 range.