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Forum Discussion
Pattywack
Apr 23, 2020Aspirant
Connection between Router and satelite has changed from 5g to 2,4g all of a sudden.
Hi guys I'm looking for some help with my setup. I live in a 100m2 two story house. My internet backhaul is in the livingroom on the 1st floor while my satelite is located in the hallway on the s...
CrimpOn
Apr 23, 2020Guru - Experienced User
If the satellite ring light turned Blue for 2 minutes when it sync'd to the router, and the Attached Devices web page showed the connection was "Good", then something must have happened to cause the router to abandon the 5G WiFi backhaul channel. Depending on your location, there could be interactions with military and weather radar systems. I found this post:
Orbi’s Radar Detection on backhaul DFS
https://community.netgear.com/t5/Orbi/5Ghz-channels/td-p/1538610
As mentioned, Orbi uses DFS channels for backhaul, when Radar signals are detected, Orbi will switch to other channels for backhaul.
To see the events when Orbi detects radar signals you can check this in Orbi log as follows:
- Enable Telnet in the routers debug.htm page
- Telnet to Orbi and enter the following command:
- root@RBR50:~# cat /var/radardetect.log
- You will get printout similar to this:
Radar Detected at [Wed Jan 23 23:19:55 CET 2019 ] on channels [116,120,124,128]
Radar Detected at [Wed Jan 23 23:26:20 CET 2019 ] on channels [100,104,108,112]
- PattywackApr 23, 2020Aspirant
I was not aware of that. Maybe that's the case. I'll give it a go. Thanks.
- FURRYe38Apr 23, 2020Guru - Experienced User
Please give feedback to the questions as well...
- PattywackApr 24, 2020Aspirant
CrimpOn - So i just tried the telnet thing and got this result:
Radar Detected at [Sun Apr 19 21:50:42 UTC 2020 ] on channels [100,104,108,112]
Radar Detected at [Thu Apr 23 04:09:12 UTC 2020 ] on channels [116,120,124,128]Would I then try to prevent my setup from using those channels?
- CrimpOnApr 24, 2020Guru - Experienced User
Pattywack wrote:CrimpOn - So i just tried the telnet thing and got this result:
Radar Detected at [Sun Apr 19 21:50:42 UTC 2020 ] on channels [100,104,108,112]
Radar Detected at [Thu Apr 23 04:09:12 UTC 2020 ] on channels [116,120,124,128]Would I then try to prevent my setup from using those channels?
The Orbi selects 5G backhaul automatically based on country code. When it detects military or weather radar on a frequency that it has chosen, it is forced to move. In the US, most Orbi's seem to use channels 149-161 for the backhaul connection.
It might help to know which country this Orbi is in.
- PattywackApr 24, 2020Aspirant
The Orbi selects 5G backhaul automatically based on country code. When it detects military or weather radar on a frequency that it has chosen, it is forced to move. In the US, most Orbi's seem to use channels 149-161 for the backhaul connection.
It might help to know which country this Orbi is in.
That makes sense. I'm living in Denmark and the 5G channels I can choose from is 36, 40, 44 and 48.