The domain name system (DNS) stores and associates many types of information with domain names, but most importantly, it translates domain names (computer hostnames) to IP addresses. It also lists mail exchange servers accepting e-mail for each domain. In providing a worldwide keyword-based redirection service, DNS is an essential component of contemporary Internet use.
qmail is a mail transfer agent that runs on Unix. It was more secure replacement for the popular Sendmail program. The author offered a $500 prize for the first person to publish a verifiable security hole in the latest version of the software.
Init scripts are small shell programs that usually control services, also known as daemons. Other applications for init scripts involve simply controlling the state of something such as hdparm (HDD sleep timeouts), iptables (loading firewall rule-sets into the kernel) and setserial (COM port configuration).The /etc/init.d directory contains the scripts executed by init at boot time and when the init state.
The Ubuntu developers are moving very quickly to bring you the absolute latest and greatest software the Open Source Community has to offer. The Feisty Fawn Herd 1 is the first alpha release of Ubuntu 7.04, and with this new alpha release comes a whole host of excellent new features. The feature list for 7.04 has been slowly growing more exact since Feisty opened late last month. While looking forward nothing is completely certain, here are some of the new things that have already arrived, such as GNOME 2.17, the new 2.6.19 kernel, as well as a good look at the approved specifications for Feisty.
XPressLinux is designed to be easy to use and familiar for Windows users. It will install easily over an existing Windows system, allowing the user to access their existing programs & documents.
You can configure a network interface from the command line using the basic Linux networking utilities. You configure your network client hosts with the command line by using commands to change your current settings or by editing a number of system files. Two commands, ifconfig and route, are used for network configuration. The netstat command displays information about the network connections.