Oracle OCI Compute Ubuntu 18.04 Instance Open Port 443

March 22, 2020 | By the+gnu+linux+evangelist | Filed in: Tutorial.

Amending Iptables

  1. 2. Amending Iptables

    So now provide to Fix Iptables
    First, to Remove or Flush the Existing Rules use:

    sudo iptables -F

    Especially relevant: on a Trial Account you’ll need to Execute this Command after every Reboot!
    Finally, to Check the IPTABLES Rules play:

    iptables -S

    No Rebooting is Needed, the Setup is Automatically Effective.

  2. Then finally, All the Traffic on Ports will be Ruled just by the defined ‘Security Rules‘!


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