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NAT Security Question

Scheduled Pinned Locked Moved NAT
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  • T
    tommyboy180
    last edited by Feb 22, 2010, 9:46 AM

    When I disable a Firewall exception but leave a NAT entry for an internal device am I less secure than removing the unused NAT entry?

    The reason I ask is I am wondering if its still possible to map internal addresses even though a Firewall Exception may not exist but a NAT entry is still in place.

    Thank you.

    -Tom Schaefer
    SuperMicro 1U 2X Intel pro/1000 Dual Core Intel 2.2 Ghz - 2 Gig RAM

    Please support pfBlocker | File Browser | Strikeback

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    • D
      danswartz
      last edited by Feb 22, 2010, 4:46 PM

      What do you mean by "firewall exception"?

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      • E
        Efonnes
        last edited by Feb 22, 2010, 5:11 PM

        If you have no firewall rules that would let it through, then it won't let it pass.  If you still have the port forward enabled, you will see the port forward's target in your firewall log instead of your WAN IP address.  Either way, it is going to block it when you don't have anything defined to let it pass.

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        • T
          tommyboy180
          last edited by Feb 25, 2010, 12:56 AM

          Cool. Thank you.

          -Tom Schaefer
          SuperMicro 1U 2X Intel pro/1000 Dual Core Intel 2.2 Ghz - 2 Gig RAM

          Please support pfBlocker | File Browser | Strikeback

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