I think you حmust separet all port . Defulte is ether 2 master. So you need delere all ether and again seting ports to you want bridge.
Make ..
But in my opinion the best and easy I think the vlan is sultione
Please I have problem .
When I try to block client in binding .the client chang mac and again conecting.. and also if you want try trial user thers also problem..
I think you can stope that by server in leasse in name client I find all mac by same name