block ports

  1. V

    SolusVM Block Ports

    So I block port 25 by default on my node(s) and when in doing so for IPv6 (I issue /64 for each VPS) I can still telnet my mail server even when it is supposedly closed on the node. granted I don't think most spammers will be using IPv6 right now but I always try to plan ahead, plus I wrote a...
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