Category: System Files

From Ubuntu 17, the swap partition was replaced by a swap file. The main advantage of the swap file is easy resizing. In the following example, we will change the swap size from 2 GB …

The DNS (Domain Name System) is used to determine which IP belongs to the required domain on the Internet. When a program needs to access the site by its domain name, the operating system sends …

In FreeBSD the primary start-up configuration file is /etc/defaults/rc.conf. System startup scripts such as /etc/rc and /etc/rc.d just include this file. If you want to add other programs to system startup you need to change …

/etc/group is a text file which defines the groups to which users belong under Linux and UNIX operating system. Under Unix / Linux multiple users can be categorized into groups. Unix file system permissions are …

/etc/defaults/rc.conf Here is the original FreeBSD /etc/services file # /etc/services: # $Id: etcservices.txt,v 1.2 2005/12/18 13:54:31 francis Exp $ # # Network services, Internet style # # Note that it is presently the policy of …