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Forum Discussion
Mywifi123
Mar 13, 2023Guide
RAX50 started dropping connection recently
Hi, Nothing has changed with my Cox modem or set up. But recently my Netgear router has begun losing connection. The 2.4 and 5g lights on the router will go out and devices can't connect to it. I...
plemans
Mar 13, 2023Guru
What actual firmware number are you on?
Did you try a factory reset and reinstall?
or try downgrading the firmware a version (in case its an upgrade that caused the issues)
Do wired devices drop or just wireless?
What modem/gateway is it connected to?
- Mywifi123Mar 13, 2023Guide
Cox modem is :
Panoramic WIFI Gateway
Brand: TECHNICOLOR
Model: CGM4331COMAs I said, firmware is up to date:
v1.0.12.120 according to the phone app.
A Sony TV and a DIRECTV box are hardwired. There are various phones and Roku's, and a printer that is wireless.
I have not done a factory reset, not sure how to do that.
Thanks
- plemansMar 14, 2023Guru
First off, you're in a double nat as that modem is a modem/router combo device.
A double nat happens when you cascade more than 1 router.
https://kb.netgear.com/30186/What-is-Double-NAT
Fixes? There’s 3 options but only use 1.
1. Put the modem/gateway in modem only/pass through mode. This disables its routing functions.
2. Leave the modem/gateway in router mode but put the Netgears IP address into its DMZ. This forwards the data to the netgear. You can either leave the modem/gateway’s wireless enabled or disabled. Just make sure its using a different wifi channel to prevent interference
3. Put the Netgear into access point mode. This disables its routing functions. Wifi/ethernet still works but it does disable some features.
https://kb.netgear.com/26765/Which-features-are-disabled-on-my-NETGEAR-router-when-it-is-set-to-AP-Mode- Mywifi123Mar 14, 2023Guide
Thank you for the reply. Let me say first, I am no expert in this area. I do realize I have a double router. Here is my thinking when I did this set-up, and maybe I was wrong. Internet comes into my house behind my home theater set-up and I needed more ethernet ports than the Cox modem had. So correct me if I'm wrong, but I was faced with a choice of simply getting a switch/port that could handle all the devices I need hardwired, or get a router like the Netgear I have. I choose the router because I have about 5 or 6 additional devices that are wireless. A PC on the second floor of the house, a Roku, a printer, several Alexa's and several phones. If you think the Cox modem can handle all that, then I can do away with the router all together and just get a switch with ethernet ports. Both the routers have a single band, no more 2.4 and 5. But if the Cox can handle it, I'll just go with that. But I was puzzled by the sudden spotty performance of the netgear.
Thanks again.