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Forum Discussion
Cinemagic310
Mar 01, 2023Guide
so my internet access randomly went down at 3 am ( of course)....RBR750 and 3 satellites....
Was there an update or a change from comcast?? my orbis were on and I was connected to the network, but no internet access. So I went and unplugged the modem and waited till it came back on (ARRIS S...
- Apr 04, 2023
UPDATE
My system had gone down at like 3:45 AM last Saturday morning and I new it was down but said to hell with it ....I am not getting out of bed to fix it, I'll do it when I wake up.
Next thing I know, it all started working again around 8 am.
More interesting is that my next door neighbor had been losing internet and I saw comcast there, and I have since found out that Xfinity told her that something wasnt right up on the pole and told her it could cause a fire- then the local electric company was up on the pole very shortly thereafter, and he said that whatever he was doing could have been related to it all. ( Iam trying to get details from my neighbor and will post if I get additional info that could be of any help to anyone)
Long story short, it seems like whatever they all did has helped my Orbi as I went and did a complete unplug of my Arris S33, then plugged it back in ( which previously would have been the kiss of death) it power cycled, came back online, and everything came back on and worked. Then to go a step further, I rebooted the Orbi system ( which has never ever worked since the day I installed the system over a year ago) it rebooted, went through all its stages and lights etc and then VERY quickly went magenta and then came back online, ALL BY ITSELF with ZERO interaction from me, no can't get IP address issues, no problems at all.
SETTINGS:
SIP is default setting (which is disabled on Orbi RBR750)
IPV 6 ENABLED
default IP pool 100-200
MANUALLY ENTERED IPV 4 DNS Servers for Cloudflare
1.1.1.1
1.0.0.1
Manually entered IPV 6 Servers for Cloudflare as well
2606.4700.4700.0.0.0.0.1111
2606.4700.4700.0.0.0.0.1001
If you need to know anything else let me know. I do thank you (everyone) for your help in trying to solve this.
Best Regards
FURRYe38
Mar 18, 2023Guru - Experienced User
Any updates on this?
Hoping to see if email logging helps with these reboots that your seeing,
Sounds like a possible issue between the RBR and your modem when this happens.
Can you get 2nd router on hand by chance, loan one from a friend or family member?
Cinemagic310
Apr 04, 2023Guide
UPDATE
My system had gone down at like 3:45 AM last Saturday morning and I new it was down but said to hell with it ....I am not getting out of bed to fix it, I'll do it when I wake up.
Next thing I know, it all started working again around 8 am.
More interesting is that my next door neighbor had been losing internet and I saw comcast there, and I have since found out that Xfinity told her that something wasnt right up on the pole and told her it could cause a fire- then the local electric company was up on the pole very shortly thereafter, and he said that whatever he was doing could have been related to it all. ( Iam trying to get details from my neighbor and will post if I get additional info that could be of any help to anyone)
Long story short, it seems like whatever they all did has helped my Orbi as I went and did a complete unplug of my Arris S33, then plugged it back in ( which previously would have been the kiss of death) it power cycled, came back online, and everything came back on and worked. Then to go a step further, I rebooted the Orbi system ( which has never ever worked since the day I installed the system over a year ago) it rebooted, went through all its stages and lights etc and then VERY quickly went magenta and then came back online, ALL BY ITSELF with ZERO interaction from me, no can't get IP address issues, no problems at all.
SETTINGS:
SIP is default setting (which is disabled on Orbi RBR750)
IPV 6 ENABLED
default IP pool 100-200
MANUALLY ENTERED IPV 4 DNS Servers for Cloudflare
1.1.1.1
1.0.0.1
Manually entered IPV 6 Servers for Cloudflare as well
2606.4700.4700.0.0.0.0.1111
2606.4700.4700.0.0.0.0.1001
If you need to know anything else let me know. I do thank you (everyone) for your help in trying to solve this.
Best Regards
- Cinemagic310Apr 05, 2023Guide
Thank you to everyone for all the prompt quick and insightful help, I hope to return the favor!
Regards,
Cinemagic
- FURRYe38Apr 05, 2023Guru - Experienced User
Seems like this may have been a ISP issue all along...
What I suggest for NG cable modem users and may have some similar advise to non NG cable modems:
Have the ISP check the signal and line quality UP to the modem. Be sure the ISP provisions the modem correctly.
Be sure there are no coax cable line splitters in the between the modem and ISP service box.
Be sure your using good quality RG6 coax cable up to the modem.
Start with removing any amplifiers, signal attenuators, or splitters from the coax.
From there check the line for kinks, damage, moisture in the line.
Check the connectors for improperly made ends, foil touching the copper coax line, loose connections, bad/old/cheap connectors, or corroded connections. Replace them if you do.
Be sure to power OFF the modem for 1 minute then back ON.
https://community.netgear.com/t5/Cable-Modems-Routers/General-info-and-Troubleshooting-for-Cable-Modems/m-p/1530376#M12853
https://kb.netgear.com/24311/Power-level-guidelines-for-a-NETGEAR-cable-modem-router< This applies to NG cable modems however other branded cable modems would or should have similar specs.
https://www.duckware.com/tech/solving-intermittent-cable-modem-issues.html