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Forum Discussion

sicksix405's avatar
Mar 23, 2023

RAX120 & EAX80 Subnets

On my RAX120 my IP addresses are coming out as 10.0.0.x and my EAX80 extender is giving 192.x.x.x IP addresses, is that ok or should the extender have the same subnet?

8 Replies

  • They should be on the same subnet. 

    what modem/gateway is the RAX connected to? Makes me curious if you have a combo device and the extender is connected to that. 

    • sicksix405's avatar
      sicksix405
      Tutor

      Hey I appreciate the quick reply..  I have AT&T 5000 Fiber on a BGW320-500 (wifi off) connected to my Nighthawk AX12 RAX120 in router mode with the RAX120 running DHCP.  Then the EAX80 is connected via wifi to the RAX120.  I am running this within a 1,173 sq foot apartment with our own garage about 300 feet from the EAX80 (running a hue bulb, FlightAware server, Waze camera and Meross garage door opener within the garage).  I wanted to make sure those items had the best signal so I got the EAX80 but not sure if being in a 3 story apartment complex if all of the wifi signals are killing mine.  Issue outside of the subnet issue.

      • plemans's avatar
        plemans
        Guru

        Turning off wifi doesn't disable the att gateway's routing function and still leaves you in a double nat. 

        A double nat happens when you cascade more than 1 router.
        https://kb.netgear.com/30186/What-is-Double-NAT
        Fixes? There’s 3 options but only use 1.
        1. Put the modem/gateway in modem only/pass through mode. This disables its routing functions. Not all gateways function well/properly in this mode. 
        2. Leave the modem/gateway in router mode but put the Netgears IP address into its DMZ. This forwards the data to the netgear. You can either leave the modem/gateway’s wireless enabled or disabled. Just make sure its using a different wifi channel to prevent interference
        3. Put the Netgear into access point mode. This disables its routing functions. Wifi/ethernet still works but it does disable some features.
        https://kb.netgear.com/26765/Which-features-are-disabled-on-my-NETGEAR-router-when-it-is-set-to-AP-Mode