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Forum Discussion
CM1150v extremely unstable critical(3) - Started Unicast Maintenance Ranging and SYNC timing errors
Team, I have a xfinity 600Mbps plan. The Cable modem I have is CM1150v. I have hooked one Netgear wifi-router via ethernet connection from the CM1150v<-->NetgearR6700. Over the last 2 weeks, our i...
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 them back ON.
https://community.netgear.com/t5/Cable-Modems-Routers/General-info-and-Troubleshooting-for-Cable-Modems/m-p/1530376#M12853