It is a general command to check which program is using port 80. And also known the PID of this process. Then to force stop it and release the port 80 to other program. To get more details of how to use command lsof, enter lsof –help to get the help.
I read the PC Magazine sometimes. One term is coming often and often. It is Thunderbolt. It is a new standard for I/O device of computer. Thunderbolt (codenamed Light Peak) is a hardware interface that allows for the connection of external peripherals to a computer. It uses the same connector as Mini DisplayPort (MDP). It
I enabled IIS 7 on one of my Windows 7 box. When I click start the default site, it always give me error. Said something wrong of the setting. Only when I change the binding port to other than 80, it works. So, I think port 80 is occupied by other program. Which one? I
The following IP Ports and Protocols are excerpted from Networking Fundamentals. Port number – Protocols name 20 – File Transfer Protocol (FTP) data 21 – File Transfer Protocol (FTP) control 23 – Telnet 25 – Simple Mail Transfer Protocol (SMTP) 53 – Domain Name Service (DNS) 80 – HyperText Transfer Protocol (HTTP) 110 – Post