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What I would like to understand, although, is whether we could block all ports in lieu of just some. Would it not operate as anticipated without the --ctorigdstport? Then I am able to open up a number 슬롯솔루션 of ports (putting a couple of rules right before this just one) if needed then have every little thing else blocked.
Ultimately, you'll have to thoroughly clean up iptables restart the docker support very first, in case you messed it excessive looking to lock down the port as I did.