Limit Youtube Video streaming on MikroTik

/ip firewall layer7-protocol add name=http-video regexp="http/(0\.9|1\.0|1\.1)[\x09-\x0d ][1-5][0-9][0-9][\x09-\x0d -~]*(content-type: video)"

/ip frewall mangle add action=mark-packet chain=prerouting comment="http-video mark-packet" \ disabled=no layer7-protocol=http-video new-packet-mark=http-video \ passthrough=no

/queue simple add max-limit=0/64000 name=http-video packet-marks=http-video



other



/ip firewall layer7-protocol
add comment="" name="YouTube Download" regexp=videoplayback

add action=mark-connection chain=prerouting comment="youtube DOWNS" disabled=no layer7-protocol="YouTube Download" new-connection-mark="youtube DOWNS" passthrough=yes protocol=tcp
add action=mark-packet chain=postrouting comment="" connection-mark="youtube DOWNS" disabled=no new-packet-mark=youtube passthrough=no protocol=tcp 


/queue type
set default-small kind=pcq name=default-small pcq-classifier=src-address,dst-address,src-port,dst-port pcq-limit=50 pcq-rate=0 pcq-total-limit=2000

/queue tree
add burst-limit=0 burst-threshold=0 burst-time=0s disabled=no limit-at=0 max-limit=512K name=queue1 packet-mark=youtube parent=global-out priority=8 queue=default-small