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paulgraham's avatar
paulgraham
Aspirant
Sep 05, 2023

Running a R8000 and Orbi RBR850 mesh set-up

Hi folks .. just looking for some advice. I have fibre and run a Nighthawk R8000 and Orbi RBR850 set-up and curious to hear what config I should best use.... it all performs pretty well other than I have to set manual DNS on client devices even when I have 8.8.8.8 specified on the R8000. I have the R8000 as router mode and the Orbi as AP mode.

 

Cheers

Paul.

9 Replies

    • paulgraham's avatar
      paulgraham
      Aspirant

      Having to add a manual DNS entry doesn't quite 'work' they way I thought this might


  • paulgraham wrote:

     I have to set manual DNS on client devices even when I have 8.8.8.8 specified on the R8000. I have the R8000 as router mode and the Orbi as AP mode.


    Assuming that the R8000 is set to use Google DNS (8.8.8.8) as described on page 24 of the User Manual:

    https://www.downloads.netgear.com/files/GDC/R8000/R8000_UM_EN.pdf 

     

    What is the indication that this is not working correctly?

     

    What one would expect to see for devices set to learn their network information through DHCP is:

    • IP address would come from the R8000 router (either assigned or from DHCP pool)
    • IP subnet would be as defined in the R8000 (typically 255.255.255.0)
    • Gateway address would be the IP address of the R8000 (typically 192.168.1.1)
    • DNS Server IP would be the IP address of the R8000.

    What is failing that requires a static DNS entry on the device?

    Does this happen to ALL devices on the network?

    • paulgraham's avatar
      paulgraham
      Aspirant

      Hi - Thanks for your reply.

       

      It could be my misunderstanding, but I expected the DNS entry on my client machines to be what was specified on the R8000 (8.8.8.8 and 8.8.4.4) rather than just 192.168.1.1 (the IP of my R8000 and gateway). Would the R8000 just forward the DNS request to 8.8.8.8 or 8.8.4.4 -- which kind of makes sense?

       

      Random websites accessed from a Windows machine would time out ... when I manually add the 8.8.8.8 and 8.8.4.4 DNS servers the timeouts disappear.

       

      Paul.

       

       

       

      • FURRYe38's avatar
        FURRYe38
        Guru

        Yes. NG routers act as a DNS Proxy by relaying DNS from clients out to the detected ISP DNS or any custom DNS configured ON the router.