I just set up new service. This blue Ethernet cable came in the box with their cable modem. This is basically a piece of telephone 4-wire cable with an RJ45 at the
Structured Home Network Cable CAT5E + 4 x 16 AWG Speaker Wire | 3 Star Incorporated
ZOSI 65 ft. High Speed Cat5e Ethernet Cable Network RJ45 Wire Cord for POE Security Cameras, Router, Computer(4 pack of 65ft) SP-XC-1803-G-5E*4 - The Home Depot
Making Ethernet Cables – Simple and Easy | Ground Control
The best Ethernet cables for 2023 | Digital Trends
An Ethernet cable has 8 wires but only 4 are used. Can I use the other 4 to feed another computer? - Quora
Monoprice Cat5e 1000ft Blue CMR UL Bulk Cable, UTP, Solid, 24AWG, 350MHz, Pure Bare Copper, Reelex II Pull Box, Bulk Ethernet Cable - Monoprice.com