But those ports are more or less supposed to be available to the general public. You keep those where they're expected to be. Any other port that "does not conc

But those ports are more or less supposed to be available to the general public. You keep those where they're expected to be. Any other port that "does not concern you, move along" is fair game IMHO. Standards exist so you know where to find the things you're supposed to find, and how to talk to them.