[ubuntu] UFW delete allow syntax for one particuar rule

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http://ubuntuforums.org – I've got a silly little question about UFW. I set a rule like this: "514/udp ALLOW" I don't even remember exactly what I typed to set it. Anyway, on further reflection, I want to delete this rule. I've tried every combination of "to", "from", "port", "proto", etc. and received every combination of: "ERROR: Bad destination address", "ERROR: Wrong number of arguments", "ERROR: Need 'from' or 'to' with 'port'", and read the man ufw pages until my eyes watered. I can't for (Hardware)