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Tag Archives: iptables

November, 2009

  • 24 November

    How to open and close ports with iptables

    Question: How do I open and close ports with an iptables firewall setup? Answer: You can easily open ports on a dedicated server with these simply commands. Depending on whether you need to open a UDP or TCP port, use one or both of the following: iptables -A INUPT -p …

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