Netgear orbi ac3000 satellite lan ports stopped working sounds like you found the culprit.
Orbi satellite ethernet ports not working.
I just installed orbi rbk50.
I too experienced the ethernet ports on my orbi router stopping a couple of days ago.
Before you set up an ethernet backhaul connection make sure that you update the firmware on all your orbi devices.
Connect your orbi router to a power source.
Connect more wired devices 4 gigabit ethernet lan ports on each router and satellite is ideal for home offices or home entertainment areas.
Easy to set up and use simple setup and wifi management with the orbi app.
Connect your modem to the yellow internet port on your orbi router using the included ethernet cable.
I requested a replacement kit from amazon and got the new one set up tested the lan ports with the satellite 2 feet from the router once i got the router satellite configured and the firmware updated on both to 1 4 0 18.
Orbi cable modem router cbr40 learn more.
It makes more sense if orbi supported both wired and wireless at full speed.
Find the orbi wifi system that best fits your needs.
Add on orbi wall plug satellite rbw30 learn more.
Unfortunately they dropped a large ball when it came to wired side of things.
If the power led on the back of the orbi router does not light press the power on off button.
Orbi outdoor wifi ac3000 satellite rbs50y 1ccnas costco exclusive don t have a system yet.
Sometimes cable or the cable plug ends can be a cause of a problem.
The wifi is fine although it s died a couple times but came back when i did a reset.
Well buying items over the years lots of people are left with wired and wireless clients.
Add on orbi satellite rbs40 learn more.
Ethernet port on the main router seemed not working.
This would probably cause any routers lan ports to fail possibly.
Create a guest network view connected devices and perform speed tests.
It was very easy to install but one problem.
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Seriously why even bother with the 3 4 ethernet ports on the back if wired backhaul does not work.
But like the other people who have posted when i detach the 8 port ethernet switch connected to the router the other ports on the orbi router start working again.
Connect more wired devices using the four ethernet ports on the orbi desktop satellite.
Satellite is connected with devices attached but when i plug anything into the lan ports they don t get an ip.
Surprisingly i was able to connect to the internet via ethernet port on satellite.