Mikrotik new version software stops blocking torrents and p2p with the error P2P matcher is obsolete please use layer7 matcher instead – MikroTik
Here are the new and revise configuration steps that will block torrents and p2p traffic from mikrotik router.
/ip firewall layer7-protocol
add comment="Block Bit Torrent" name=layer7-bittorrent-exp regexp="^(\\x13bitt\
orrent protocol|azver\\x01\$|get /scrape\\\?info_hash=get /announce\\\?inf\
o_hash=|get /client/bitcomet/|GET /data\\\?fid=)|d1:ad2:id20:|\\x08'7P\\)[\
RP]"
/ip firewall filter
add action=add-src-to-address-list address-list=Torrent-Conn \
address-list-timeout=2m chain=forward layer7-protocol=\
layer7-bittorrent-exp src-address=192.168.2.0/24 src-address-list=\
!allow-bit
add action=drop chain=forward dst-port=\
!0-1024,8291,5900,5800,3389,14147,5222,59905 protocol=tcp \
src-address-list=Torrent-Conn
add action=drop chain=forward dst-port=\
!0-1024,8291,5900,5800,3389,14147,5222,59905 protocol=udp \
src-address-list=Torrent-Conn