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Forum Discussion
cdysthe
Mar 17, 2022Virtuoso
My Orbi RBR752 drops IPv6 every hour or so.
I have had my Orbi RBR752 (with the latest firmware) set up with IPv6 for a year on a Xfinity gigabit connection through a Netgear CM2000 modem. A few days ago I was changing the DNS settings for IPv...
FURRYe38
Mar 20, 2022Guru - Experienced User
Please confirm same thing happens on v.5:
cdysthe
Mar 22, 2022Virtuoso
FURRYe38 wrote:Please confirm same thing happens on v.5:
I have now run with the latest firmware 4.6.7.5_2.1.7 and the problem is partly solved. There's still issues with Auto Detect not detecting DHCP but rather 6-4Tunnel. I have to disable IPv6, then enable it again and specifically choose DCHP to get IPv6 to work as intended and like it has in the past. However, the setting now sticks and the IP has not dropped after an hour like it did on the previous firmware. That was the most serious problem. I have had working DHCP based IPv6 working for a couple of days but getting the problem with getting DHCP to work and an IP set needs to be fixed.
- cdystheMar 27, 2022Virtuoso
Unfortunately IPv6 was lost again today, it has been working for 5 days. I am on firmware V4.6.7.13_2.1.9 which should be the latest. It kept saying "Not Available" under "Router's IPv6 Address On WAN" and I had to disable/enable IPv6 a couple of times since Auto Detect only gave me 6to4tunnel. I set DHCP and finally got an IP however, it should not drop like that and Auto Detect should find DHCP for IPv6 which is supported and working on my Xfinity connection with other routers.
- FURRYe38Mar 28, 2022Guru - Experienced User
OK. I'll pass this onto NG for review.
Thanks for letting us know.
- cdystheApr 06, 2022Virtuoso
Hi FURRYe38 ,
Now it happened again. IPv6 is out. Not disabled, just without and IP. It seems to happen once a week or so, but it does always happen. I then disabled IPv6, enabled it with Auto Detect and then set DHCP and it's up again. I do notice that when I change IPv6 settings it takes a long time for the router to be responsive. It takes a minute or so now to set IPv6 and the web UI is unresponsive. Much slower than any other setting change on the router. Again, I am on Xfinity/Comcast with a Netgear CM2000 modem. Everything else works just fine. Surely others on Xfinity/Comcast have this issue?