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HelppMee's avatar
HelppMee
Aspirant
Jul 30, 2019

Nighthawk xr500

I keep getting Moderate Double NAT Detected on my Xbox. I can’t put my Xfinity Modem In bridge mode because I need the wireless internet. And I can’t put my Nighthawk XR500 in AP mode because if I do that basically disabled all the features like GEO Filter Qos and everything so I chat do either of those I need help on how to open my nat.

26 Replies

  • Here's what you should do:

    • Open DumaOS and go to System Information, write down your WAN IP
    • Open the Xfinity Modem settings and look for DMZ
    • Put the WAN IP that you wrote down previously into the DMZ

    Now the double-NAT should be gone.

    • HelppMee's avatar
      HelppMee
      Aspirant

      This is what comes up what do I do.

       

       

      • Netduma_Alex's avatar
        Netduma_Alex
        NetDuma Partner

        You're trying to configure the DMZ on the XR500 but you should be trying to configure it in your modem's interface instead!

         

        Go to system information in DumaOS and write down your WAN IP, and then put this into the DMZ of your modem.

  • FURRYe38's avatar
    FURRYe38
    Guru - Experienced User

    Modem Combo Units:
    Couple of options,
    1. Configure the modem for transparent bridge mode. Then use the NG router in router mode. You'll need to contact the ISP for help and information in regards to the modem being bridged correctly.
    2. If you can't bridge the modem, disable ALL wifi radios on the modem, configure the modems DMZ/ExposedHost or IP Pass-Through for the IP address the NG router gets from the modem.

     

    Try #2 with the ISP modem in Router mode...


    HelppMee wrote:
    I keep getting Moderate Double NAT Detected on my Xbox. I can’t put my Xfinity Modem In bridge mode because I need the wireless internet. And I can’t put my Nighthawk XR500 in AP mode because if I do that basically disabled all the features like GEO Filter Qos and everything so I chat do either of those I need help on how to open my nat.