/ip firewall filter add chain=enter relationship-state=set up,relevant action=take remark="settle for proven,linked"; include chain=input link-point out=invalid motion=drop; increase chain=enter in-interface=ether1 protocol=icmp motion=take comment="let ICMP"; insert chain=input in-interface=ether1 protocol=tcp port=8291 motion=settle for comment="enable Winbox"; incorporate chain=ent... https://winbox66554.dailyhitblog.com/32280832/the-winbox-diaries