A connector used for diagnosing transmission problems. Also called a "wrap plug," it plugs into an Ethernet or serial port and crosses over the transmit line to the receive line so that outgoing ...

Our team tests, rates, and reviews more than 1,500 products each year to help you make better buying decisions and get more from technology. These simple, inexpensive Ethernet jack/plug combinations ...

The kit includes a Loopback plug, an AC power adapter/recharger, four interchangeable AC adapter plugs, afoam-filled case and an optional cleaning kit – with 50 optic cleaning pads, 50 swabs and foam ...

We are now going to examine how to access your computer's serial ports. In order to do this, we need some sort of serial device to talk to. A serial port loopback plug is probably the simplest. These ...

These simple, inexpensive Ethernet jack/plug combinations used for loopback testing and to convert a standard Ethernet cable to a crossover cable are a no-brainer. Every network person should have one ...