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Forum Discussion
AcePilot2002
Apr 17, 2022Tutor
Netgear EX6400v2 power light stays amber and won't connect
My EX6400v2 extender was paired with / connected to an ARRIS DG3450 cable modem/router installed by my local cable tv/ISP provider. It would occasionally have intermittent network connection drops bu...
plemans
Apr 17, 2022Guru - Experienced User
You can try recovering it with tftp or nmrpflash.
are you on windows? if so, follow this guide
https://kb.netgear.com/000059634/How-to-upload-firmware-to-a-NETGEAR-router-using-Windows-TFTP
just make sure you enable tftp
https://www.thewindowsclub.com/enable-tftp-windows-10
and here's a video walk through using a tftp client. Use the built in one for windows 10 though. the video is more of an example of how its done.
https://www.youtube.com/watch?v=R9DLrLQrpaw
and if that doesn't work, you can try using nmrpflash
https://github.com/jclehner/nmrpflash
AcePilot2002
Apr 17, 2022Tutor
I am on Windows 10. Can I try / use that solution with the range extender? I ask because the link you provided says that it is for uploading firmware to a Netgear router (not extender).
Does it matter that I am using an ARRIS modem/router for the Wifi network?
Thank you.
- plemansApr 17, 2022Guru - Experienced UserIt won't matter. The video I posted is even done on a extender.
- AcePilot2002Apr 17, 2022Tutor
Thank you. I will try that and see what happens.
- AcePilot2002Apr 17, 2022Tutor
Unfortunately when I attempt to follow the command prompt option for uploading the firmware from my computer, the response I get after hitting enter on the tftp command is the following:
Connect request failed
When I tried using the tftp windows client option following the instructions from this website:
it again appears to just 'hang' after I hit the 'put' command, even though I leave it alone for nearly 10 minutes. Instead the power light continues to remain a solid amber/orange color.
Is the extender device irretrievably 'bricked' / wrecked? Any other thoughts/suggestions would be deeply appreciated.