Look for these letters on your Ethernet cables if you're running them inside your walls.
There is a special type of Category 5, or Cat 5, cable that can be used to connect two computers without the use of a router or switch. These cables are known as crossover cables and they have ...
This article was updated March 31, 2023. It was originally published Jan. 8, 2016. Engineers and designers who don’t regularly work with CAT data of cables, and even some that do, can get confused ...