Cable Modems & Gateways

Discuss Cable (C and CM series) modems and gateway products.

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Discussions

Nighthawk cax30 Control panel access failure.
I've successfully registered the MAC address with Xfinity and now have internet access, however 192.168.0.1, 192.168.1.1 and "routerlogin.net" do not work on ANY device. "Server not found" is all I'm...
Solved
Riversiderepeat
Nov 26, 2025 Place Cable Modems & Gateways
not listed
35Views
0likes
8Comments
Using Nighthawk web app to turn off wireless radios
I'm trying to turn off the wireless radios on my CAX80 using the Nighthawk web app. The support chat system says I should go to Advanced > Setup > Wireless Setup and then "Uncheck the Enable Wireles...
SantaFean13
Nov 25, 2025 Place Cable Modems & Gateways
cax80
89Views
0likes
26Comments
Netgear Genie App in NG Modem CM1000v2
I am using the Netgear AX1800 Wi-Fi 6 Router with the Netgear CM1000v2 Cable modem. A few weeks ago I started having problems with logging into the cable modem with Netgear Genie. In browsing the int...
Jimmy44
Nov 24, 2025 Place Cable Modems & Gateways
CM1000
17Views
0likes
1Comment
CAX30 cable connection status: poor
I'm not too familiar with how routers work and what not. Is this issue on my end or the ISP? How would you fix this issue? Frequency start Value This field bel...
Solved
destrosed
Nov 20, 2025 Place Cable Modems & Gateways
not listed
67Views
0likes
4Comments
CAX30 UPnP error with multiple Xboxs
Setup: I have a CAX30 acting as modem and router. UPnP IS toggled on in the gateway utility. Verified latest firmware installed. 2 (sometimes more) xboxs connected via wireless. The issue is each...
Solved
zachya
Nov 18, 2025 Place Cable Modems & Gateways
not listed
44Views
0likes
5Comments
My C7000v2 was working with my Brother printer with WIFI
I have another question and find where to ask it. My C7000v2 was working with my Brother printer with WIFI. It now won't and I'm trying to reconnect it. I go through the process and it asks me to ...
kds1881
Nov 12, 2025 Place Cable Modems & Gateways
C7000
51Views
0likes
2Comments
Problem with port forwarding not working on my CAX80 connected to Xfinity.
I was having the same problem with port forwarding not working on my CAX80 connected to Xfinity. After double and triple checking for errors on my part I checked the web for a solution and found your...
drjtech
Nov 05, 2025 Place Cable Modems & Gateways
cax80
119Views
1like
19Comments
NOTICE: CM3000 cable modem v6.01.04 Firmware Released
Getting some reports that this version of FW is being seen on CM3000 series modems from CC/XF ISP. Not sure if other ISPs will be seeing this. Maybe at some point. This seems to follow up on la...
FURRYe38
Nov 05, 2025 Place Cable Modems & Gateways
cm3000
109Views
0likes
0Comments
AX4200 Limits
I have an AX4200 with one satellite. Only my download light is on. I am no longer able to consistently stream Amazon Music on multiple speakers. I have a 1 GIG download, but 50 WIFI devices connected...
Solved
thepadlos
Oct 30, 2025 Place Cable Modems & Gateways
cbk752
104Views
0likes
8Comments
CAX80 lights on but no internet
Hello, I’ve checked over everywhere I could find because a few hours ago my lovely CAX80 decided it wanted to start cutting out about every 5-15 minutes. The lights on the device stay on but I get cu...
Solved
Kingsshadow
Oct 28, 2025 Place Cable Modems & Gateways
cax80
100Views
0likes
9Comments