/ip firewall mangle
add action=mark-connection chain=prerouting comment=P2P_IN disabled=no \
new-connection-mark=conn_p2p_in p2p=all-p2p passthrough=yes protocol=tcp
add action=mark-packet chain=prerouting connection-mark=conn_p2p_in disabled=no \
new-packet-mark=p2p_in passthrough=no
add action=mark-connection chain=postrouting comment=P2P_OUT disabled=no \
new-connection-mark=conn_p2p_out p2p=all-p2p passthrough=yes protocol=tcp
add action=mark-packet chain=postrouting connection-mark=conn_p2p_out disabled=\
no new-packet-mark=p2p_out passthrough=yes
/queue tree
add burst-limit=0 burst-threshold=0 burst-time=0s disabled=no limit-at=0 \
max-limit=100k name=p2p_in packet-mark=p2p_in parent=global-in priority=8 \
queue=default
add burst-limit=0 burst-threshold=0 burst-time=0s disabled=no limit-at=0 \
max-limit=100k name=p2p_out packet-mark=p2p_out parent=global-out priority=\
1 queue=default