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Forum Discussion
tantrum
Jun 05, 2020Apprentice
RBR850 frequently issuing DNS REFUSED responses
Had the RBK852 now for just over a month, and have an issue I'll open a support ticket for. Wondered though if others have been experiencing anything similar. Basically and since day 1 after put...
- Jul 29, 2021
Good Luck. This issue is resolved by the beta thats available.
jj911c2
Sep 25, 2020Tutor
Thank you for posting these instructions. I have been working with Netgear support but they jsut suggested I return the device to the store vs troubleshooting.
I enabled telnet on the Orib and connected via the Windows built in telnet client. When I try to run the first line I get an error saying "copy: not found"
root@RBR750:/tmp/dns#
root@RBR750:/tmp/dns# copy /usr/sbin/dnsmasq to /overlay/upper/usr/sbin/orbi-dns
masq
/bin/ash: copy: not found
Am I missing a step?
Ace321
Sep 25, 2020Apprentice
You have to use Linux commands I believe. For example "CP" for Copy function.
- Ace321Sep 25, 2020Apprentice
May be Retired_Member can write exact commands to execute.
- Retired_MemberSep 25, 2020
Yes I could do that, but I see there is a big risk for people to brick their Orbi-routers when not used to work on unix-systems.
And I would not be responsible for this, as my guide could may be missread or badly written by me :)
I have reported the bug found in dnsmasq and I hope Netgear will work on this and make a patch for everyone to install.
- scngOct 18, 2020Initiate
Same problem with RBR750.
Retired_Member wrote:Yes I could do that, but I see there is a big risk for people to brick their Orbi-routers when not used to work on unix-systems.
And I would not be responsible for this, as my guide could may be missread or badly written by me :)
I have reported the bug found in dnsmasq and I hope Netgear will work on this and make a patch for everyone to install.
Retired_Member wrote:Yes I could do that, but I see there is a big risk for people to brick their Orbi-routers when not used to work on unix-systems.
And I would not be responsible for this, as my guide could may be missread or badly written by me :)
I have reported the bug found in dnsmasq and I hope Netgear will work on this and make a patch for everyone to install.
- jj911c2Oct 18, 2020Tutor
I had the same problems w/ my 750 and tried all the troubleshooting steps as well as opening a support case with Netgear. I was unable to fix the issue with DNS.
I ended up just flipping my cable modem (Xfinity) back to router mode and set the Orbi to AP mode. You really don't lose a lot of functionality (I can still see which devices are connected to each satellite in the Orbi application) in AP mode. This fixes the DNS issue as your cable modem takes over this functionality. Strange you have to do this for such a high end system...but the signal strength/wired satellites makes it worth keeping.