cross cable is a crossover cable, two T568A and T568B standards were used, the general situation for the card with the card connector, such as the dual interconnect.
lan cable ordinary network cable is straight-through cable, two independent use T568B standard, the vast majority of occasions with this cable, for example, switch to PC NIC connections.
Router is connected to a computer network card is generally straight-through cable, but some routers need to pay crossover ethernet cable to connect the network cable fork.
For Adaptive switch or router, you can use either a straight-through cable, you can also use crossover cable. crossover ethernet cable programming is provided through the USB interface cable to connect the serial port signal conversion and peripherals programming cable running under the control of the driver in the computer, the computer's USB port emulation traditional serial (known as COM interface), thus the use of various existing programming software, communications software and monitoring software. Working power cable from the USB port and LOGO! Transceiver status LEDs indicating controller programming port on the converter box data.