The instructions below apply solely to the online portal. Home security system?
Please note: TDS does not support customer-provided modems. Go to the Cox website and sign in to your account. When set-up is complete, the top three lights will appear steady.
The Ethernet light should turn green. After the modem has been setup, it may reboot.
Check your equipment. If you do not have Internet connection with the cable modem router, ask your ISP to look to see if your cable modem router is online from their side. When asked, provide the cable modem's serial number and MAC address listed on the front page of your installation guide and on the bottom of the cable modem router.
If, however, you installed your equipment and successfully connected to the internet, you can avail yourself of other options should any trouble arise later on, including an online support chat and how-to articles.
The answer likely is your Wi-Fi settings or network overload. If you have a router leave it out of the configuration for now. Disconnect any old equipment.