Scratch

From My notepad

This is the way that Mikrotik hotspot does queues.

Flags: X - disabled, I - invalid, D - dynamic 
 0  D name="<hotspot-T-00:0D:56:B5:AE:E5>" target-addresses=10.10.21.253/32 dst-address=0.0.0.0/0 interface=all parent=none direction=both priority=8 
      queue=default-small/default-small limit-at=128000/128000 max-limit=128000/128000 total-queue=default-small 

 1  D name="<hotspot1>" dst-address=0.0.0.0/0 interface=ether1 parent=none direction=both priority=8 queue=hotspot-default/hotspot-default 
      limit-at=256000/256000 max-limit=256000/256000 total-queue=default-small