How to make a Loopback Cable

Sometimes in order to test a computer’s hardware or software we need a network link for the network adapter. The solution, very often, is to carry around a hub.
If you don’t want to carry around a hub, or you simply don’t have it, you can create a network loopback cable. The loopback cable will work as the computer was connected to a real network transmitting and receiving packets. This kind of setup allows the technician to troubleshoot hardware.

How to Troubleshoot Internet Connection Speed

Who didn’t have problems with the Internet speed at least once? OK, many of us, but as an IT professional I always meet and talk to the people who did have problems with their Internet Speed.
I hate to be run through standard procedure, which by the way I know by hearth, (I used to work in an ISP call center). You probably hate it too. If your problem is the Internet connection you will probably have to talk to an agent anyway, but, (with the help of my article), you will know from the start what’s wrong with your Internet connection.