Basically, you need to set up queue trees to do QoS and IP firewall mangle rules to mark the packets for use in the queue trees.
Here is a script that automatically creates them: http://forum.mikrotik.com/t/fasttrack-friendly-qos-script/102401/1
Basically, you need to set up queue trees to do QoS and IP firewall mangle rules to mark the packets for use in the queue trees.
Here is a script that automatically creates them: http://forum.mikrotik.com/t/fasttrack-friendly-qos-script/102401/1