RJ45 is a type of connector commonly used for Ethernet Networking, UTP Cable Cat5 and Cat6. Since Ethernet cables have an RJ45 connector on each end, Ethernet cables are sometimes also called RJ45 cables. Each RJ45 connector has eight pins. RJ45 cables can be wired with T568A standart and T568B standart. You will learn this standarts with this application. There are different kinds of network device connections. Straight Trough, Crossover and Rollover. You can see these connections in this application. Also, you will learn how to connect the devices to each other.