Introduction NTP stands for Network Time Protocol. It is a protocol for Internet connected systems to synchronize their clocks to a reference clock that is known to be accurate. Most applications require your system clock to be accurate. This is especially important if an application uses a server farm where different systems will be accessed at different […]Read More
The Linux system hostname is important. It will help identify a given system within a larger network. It can also be used to set local and external DNS entries. To find out the current hostname of your linux system, simply type the hostname command: test@test-VirtualBox:~$ hostname test-VirtualBox In this particular example, the current hostname […]Read More
htop is a free (GPL) ncurses-based interactive process viewer for Linux. It is similar to top, but allows you to scroll vertically and horizontally, so you can see all the processes running on the system, along with their full command lines, as well as viewing them as a process tree, selecting multiple processes and acting […]Read More
SSH Basics In order make more secure connection to a server or any other device, we do not want to use password authentication. That is the main motivation behind SSH public key authentication. SSH keys provide a fully encrypted way to access your device. A SSH key pair includes two types of keys: A public […]Read More