/ip firewall filter add chain=enter relationship-condition=proven,relevant action=accept comment="acknowledge recognized,linked"; increase chain=input connection-state=invalid motion=drop; incorporate chain=enter in-interface=ether1 protocol=icmp motion=acknowledge remark="allow for ICMP"; increase chain=input in-interface=ether1 protocol=tcp port=8291 action=settle for comment="permi... https://winbox01110.atualblog.com/32855907/top-winbox-secrets