Cat5e cables are suitable for Gigabit Ethernet speeds up to 100 meters and are commonly blue. Cat6 cables support 10 Gigabit Ethernet up to 55 meters and are available in a variety of colors. Cat6a cables provide the highest performance, supporting 10 Gigabit Ethernet up to 100 meters and are typically green.

For a secure and reliable connection, it's recommended to use a punch-down tool to terminate Ethernet cables. This tool allows you to precisely insert the wires into the IDC (Insulation Displacement Connector) blocks found on Ethernet jacks.

To extend the distance of your Ethernet connection, you can use either Ethernet extenders or Ethernet switches. Ethernet extenders allow you to connect two Ethernet cables together to create a longer cable run. Ethernet switches add additional ports to your network, enabling you to connect multiple devices.

Fiber optic cables offer significantly higher bandwidth and transmission speeds compared to copper cables. However, copper cables are versatile and easier to install. The choice between the two depends on the required bandwidth and distance.