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Forum Discussion
electricLG
Oct 20, 2022Aspirant
CM700 blinking upstream light
I've had the Netgear CM700 for about a year now and all of a sudden within the last 2 days the upstream light has been blinking green nonstop. My internet connection seems fine and as far as I can te...
- Oct 20, 2022
Please post a copy and paste of the modems connection status. Please post the download channels as well.
https://kb.netgear.com/30007/How-do-I-obtain-the-cable-connection-information-from-a-NETGEAR-cable-modem-modem-routerBe sure your using a good quality LAN cable between the modem and router. CAT6 is recommended.
What is the brand and model of the host wifi router connected to the modem?You have lots of criticals that the ISP needs to review and resolve.
Have the ISP check the signal and line quality UP to the modem. Be sure the ISP provisions the modem correctly.
Be sure there are no coax cable line splitters in the between the modem and ISP service box.
Be sure your using good quality RG6 coax cable up to the modem.
Be sure to power OFF the modem for 1 minute then back ON.
https://community.netgear.com/t5/Cable-Modems-Routers/General-info-and-Troubleshooting-for-Cable-Modems/m-p/1530376#M12853
https://kb.netgear.com/24311/Power-level-guidelines-for-a-NETGEAR-cable-modem-router
https://www.duckware.com/tech/solving-intermittent-cable-modem-issues.html
FURRYe38
Oct 20, 2022Guru - Experienced User
Please post a copy and paste of the modems connection status. Please post the download channels as well.
https://kb.netgear.com/30007/How-do-I-obtain-the-cable-connection-information-from-a-NETGEAR-cable-modem-modem-router
Be sure your using a good quality LAN cable between the modem and router. CAT6 is recommended.
What is the brand and model of the host wifi router connected to the modem?
You have lots of criticals that the ISP needs to review and resolve.
Have the ISP check the signal and line quality UP to the modem. Be sure the ISP provisions the modem correctly.
Be sure there are no coax cable line splitters in the between the modem and ISP service box.
Be sure your using good quality RG6 coax cable up to the modem.
Be sure to power OFF the modem for 1 minute then back ON.
https://community.netgear.com/t5/Cable-Modems-Routers/General-info-and-Troubleshooting-for-Cable-Modems/m-p/1530376#M12853
https://kb.netgear.com/24311/Power-level-guidelines-for-a-NETGEAR-cable-modem-router
https://www.duckware.com/tech/solving-intermittent-cable-modem-issues.html
- electricLGOct 20, 2022Aspirant
Here are the connection status and downstream screenshots from the modem. The modem is connected to my Netgear AC1900 router.
- FURRYe38Oct 20, 2022Guru - Experienced User
Ok, power levels look good. No correct or un-correctables.
You have lots of Criticals seen in th event logs. Something the ISP needs to review and resolve.
Review the first post for additional help and information as well.
- electricLGOct 21, 2022Aspirant
The issue seems to have corrected itself over night and I didn't even have to call the ISP. Maybe one of the resets I did took care of it, who knows. Thanks for all of your troubleshooting suggestions.