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Forum Discussion
Pedrosl77
Jun 09, 2025Aspirant
Rbr850 router losing conection with wired modem
I have a modem from kpn provider with a fiber glass connection ( daytek vigor2765ac) and a router with satelites from netgear orbi Rbr 850. After some time i lose conection with the internet. as...
Pedrosl77
Jun 10, 2025Aspirant
Hi Michael,
Thanks. for your comments.
Kpn in in the Netherlands is the provider and all providers supply there own modem.
That is how it is arrange in The Netherlands no other option on that.
on this Draytek the have a special socket for glassfiber entery .
So in The Netherlands i can't use the Orbi as a modem / without the draytek.
FURRYe38
Jun 10, 2025Guru
Your ISP Modem already has a built in router and wifi. This would be a double NAT (two router) condition which isn't recommended. https://kb.netgear.com/30186/What-is-Double-NAT
https://kb.netgear.com/30187/How-to-fix-issues-with-Double-NAT
Couple of options,
1. Configure the modem for transparent bridge or modem only mode. Then use the Orbi router in router mode. You'll need to contact the ISP for help and information in regards to the modem being bridged correctly.
2. If you can't bridge the modem, disable ALL wifi radios on the modem, configure the modems DMZ/ExposedHost or IP Pass-Through for the IP address the Orbi router gets from the modem. Then you can use the Orbi router in Router mode.
3. Or disable all wifi radios on the modem and connect the Orbi router to the modem, configure AP mode on the Orbi router.
New: https://community.netgear.com/kb/en-orbi-knowledge-sharing/static-ip-address-configuration-for-ap-mode/2456256
https://community.netgear.com/t5/Orbi-WIFI-6-AX-AND-Wi-Fi-6E-AXE/Procedure-for-Factory-reset-of-RBS850/m-p/2367505/highlight/true#M53985
https://kb.netgear.com/31218/How-do-I-configure-my-Orbi-router-to-act-as-an-access-point and https://www.youtube.com/watch?v=H7LOcJ8GdDo&app=desktop
Try option #2 first...
https://kb.netgear.com/000061277/Which-features-are-disabled-on-my-Orbi-router-when-it-is-set-to-AP-Mode
- Pedrosl77Jun 10, 2025Aspirant
Hey Furrye38,
1.is not possible is blocked in the Draytek by the provider
2.this i did already
3. i do not get that maybe getting lost in translation or a shortness of my knowledge/knowhow on this could you please explain it differently ?
- FURRYe38Jun 10, 2025Guru
If the ISP modem has a built in router and you can't disable the router and such on it, then you may need to configured the Orbi system for AP mode as the ISP modem/router are causing problems. You might ask the ISP for help on maybe getting the modem into modem only mode or setting up the DMZ or IP pass thru on the modem/router and disabling the wifi on it. Then you could use the Orbi system in router mode.
All this is being caused by the ISP modem/router.
- michaelkenwardJun 10, 2025Guru
It is certainly hard to follow the large chunk of format-free text that you replied to. I suspect that is down to the new format for this community.
So let's keep this simple.
The easiest option is AP mode on the Netgear:
How do I change my NETGEAR router to AP mode? | Answer | NETGEAR Support
but then you hit this:
Disabled Features on the Router when set to AP Mode | Answer | NETGEAR Support
You'll have to work out if that blocks things that are important to you.
You could also check the section in manual Use the router as a WiFi access point only.
Find it here:
https://www.netgear.com/support/
Feed in the model number for the manual.
The "DMZ" move is more complicated. I use it to get around my blocked modem/router. But maybe your ISP has disabled that too.