When purchasing a replacement cable modem, make sure the modem model and make are approved by your service department. It was the correct model and brand, but the BIOS was not recognized by Comcrap. At least the seller acknowledged my problem and refunded the money for the purchase.
πΆ Renewed NETGEAR Cable Modem CM600 - Compatible with Xfinity by Comcast, Spectrum, Cox, and More | Supports Cable Plans Up to 400 Mbps | DOCSIS 3.0
11 Review
RCA DCM425 Digital Cable Modem
9 Review
πΆ Ubee DDW365 Wireless DOCSIS 3.0 Cable Modem Gateway" - Enhanced for SEO: "Ubee DDW365 Wireless DOCSIS 3.0 Cable Modem Gateway - Advanced Connectivity Solution
9 Review
Netgear DM111P Broadband Wired ADSL2
9 Review
π USR-TCP232-410s: RS232/RS485 Serial to Ethernet Adapter/IP Device Server with DHCP/DNS Support
4 Review
π StarTech.com NETRS232 Serial to IP Ethernet Device Server - DIN Rail Mountable - Serial Device Server - Serial Over IP Device Server (Black)
4 Review
π StarTech.com NETRS2321P: 1-Port RS232 to Ethernet IP Converter, Serial over IP Device Server - Black
5 Review
UGREEN USB 3.0 Ethernet Adapter Hub with RJ45: Fast Gigabit Ethernet Converter, 3 Ports USB 3.0 Hub Compatible for MacBook, iMac, Surface Pro, Chromebook, Laptop, PC
11 Review