What is and how to make a Ethernet crossover cable?

What is and how to make a Ethernet crossover cable?

Any Ethernet cable is built must under the standards of TIA/EIA (Telecommunications Industry Association/Electronic Industries Association), for connecting RJ45 ports with twisted pairs cable, TIA/EIA standards stipulate two wire turns of twisted pair, that is T568B and T568A.

T568B

Wiring of T568B: white/orange–1,orange–2,white/green–3,blue–4,white/blue–5,green–6,white/brown–7,brown–8;

T568A

Wiring of T568A: white/green–1,green–2,white/orange–3,blue–4,white/blue–5,orange–6,white/brown–7,brown–8;

The so-called crossover cable is that one end wiring T568B, and the other end wiring T568A.

Where need a crossover cable connecting?
If you want to connect two devices of the same type, then a crossover cable needed.Such as:
Host to Host;
Switch to Switch；
Hub to Hub；
Switch to Hub；

How to make a crossover patch cable?
First of all, you need to prepare the following things: a crimping tool, 2 pcs of cat6 RJ45 connectors and a piece cat6 cable.

Materials to make a crossover cable

The 5 steps to finish making a crossover cable:
I,  Strip off 1.5cm jacket from both ends;

Strip off the jacket

2, Wiring T568A and insert the wires into one RJ45 connector;

T568A wiring

3, Wiring T568B and insert the wires into the other RJ45 connector;

T568B wiring

4.Press gold plated contacts of the connectors entirely connected with the wires by  multifunction crimping tool.

Insert wires to RJ45 connectors

Press contacts into the wires

Press the contacts into the wires

5.Test the cable

crossover cable

If you are looking to buy or OEM some Ethernet crossover cables, welcome to contact with COMNEN’s sales engineer by email at [email protected]

Also you can visit our website www.comnen.com for more information about network patch cables.