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 ...

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 ...

So, we have some testing labs and some equipment in those labs that can connect to a PC with a direct network connection - no router or switch, just a loopback cable to the device. Device is ...