Is there anyone using RB450. I am taking 4 WAN loadbalancing aswell as controlling bandwidth through simple Queueing but facing slow browsing although my Resources are not being used more than 10 percent. Can anyone help?

(1. /ip firewall mangle add chain=prerouting protocol=tcp port=5000 connection-state=new action=mark-connection new-connection-mark=prio_conn 2. /ip firewall mangle add chain=prerouting connection-mark=prio_conn action=mark-packet new-packet-mark=prio 3. /queue simple add name=Internet interface=WAN...