Mikrotik:Conflicker virus port block in mikrotik

This is something  very important rules for mikrotik because sometimes you may see there are much traffic which is generated from your network using this port . So there are the ports which can be considered as Virus port .So you have to block these ports in your mikrotik .


this rules are tested and working successfully so you just have to make it copy and past in your
winbox terminal .


/ip firewall filter
add chain=forward action=drop protocol=tcp dst-port=135 comment="conficker virus block"


    add chain=forward action=drop protocol=tcp dst-port=139  comment="conficker virus block"


    add chain=forward action=drop protocol=tcp dst-port=5933 comment="conficker virus block"


    add chain=forward action=drop protocol=tcp dst-port=5933 comment="conficker virus block"


    add chain=forward action=drop protocol=udp dst-port=135 comment="conficker virus block"


    add chain=forward action=drop protocol=udp dst-port=137 comment="conficker virus block"


    add chain=forward action=drop protocol=udp dst-port=138 comment="conficker virus block"


    add chain=forward action=drop protocol=udp dst-port=445 comment="conficker virus block"


    add chain=forward action=drop protocol=tcp dst-port=445 comment="conficker virus block"