Common Linux Commands 🐧 Linux Commands Explained 📁 File & Directory Management ls – List files and directories Explanation: Displays files and folders in the current directory. ls
ls -l
ls -la -l → Displays detailed listing (permissions, owner, size, date) -a → Shows hidden files (files starting w...
Ping Command Network troubleshooting using the ping command. The ping command works by sending Internet Control Message Protocol (ICMP) Echo Request packets to a destination host and waiting for a response. The destination replies with ICMP Echo Response packets. By analyzing the number of responses...
how to change SSH port number Step by step procedure with commands. How to change SSH port number on Linux machines. On Linux OS: ssh as root user sudo su Then run this command (use nano or vi editors) nano /etc/ssh/sshd_config file then search for "Port 22" and change the port number to the custom...