![]() My machine was on and it looked like the hard drive was going crazy. I came home from work to check why I could not get to my FTP on my home computer from work. ![]() To give you an example of how opening ports can harm you, I will share with you my first time I got hacked. The bad guys might not know it is unlocked but by trying it, they might figure it out. By opening ports on your router you are essentially unlocking a window or door to your home. The reason that the manufacturers made it so difficult to open ports was security concerns. Listening means the port is open and waiting and Established means that the machine is connected. The last column states either Listening or Established. The third column has the address of the machine that is connected to your machine then there is a colon and the port number this machine has connected or is trying to connect on. The third and forth columns are what we are looking at.
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