Introduction

While studying for CompTIA Network+, I couldn't remember CAT standards in LAN cable field.

The sheer number of specification made it difficult to answer related questions confidently.

Once I understand how each standard evolved from the previous one, everything clicked.

What is CAT standards

LAN cable has CAT (Category) standards, which shows that higher number perform better.

Understanding the logic behind each standard is more effective than memorizing numbers.

Why higher standard accelerates speed

LAN cables consist of 8 copper wires.…