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Need help with C7800 Disconnecting Often and lag spikes
My C7800 is being used as a modem and router combo. Recently its been disconnecting often and manually restarting it would solve the issue for a couple hours. In addition there is huge amounts of lag...
Is the gaming device wireless or wired?
Have the ISP check the signal and line quality UP to the modem. Be sure the ISP provisions the modem correctly.
Be sure your using good quality RG6 coax cable up to the modem.
Be sure to power OFF the modem for 1 minute them back ON.
https://community.netgear.com/t5/Cable-Modems-Routers/General-info-and-Troubleshooting-for-Cable-Modems/m-p/1530376#M12853
https://highspeed.tips/docsis-events/
Check or PL using pingplotter.com with a wried PC and ALL other devices turned off or disconnected from the modem while testing.
What channels are you using? Auto? Try setting manual channel 1, 6 or 11 on 2.4Ghz and any unused channel on 5Ghz.
Any Wifi Neighbors near by? If so, how many?