Managing a Linux Server with Systemd
Systemd is the System Management Daemon, which provides a standard for controlling the Linux boot process. It is named per the UNIX convention of adding ‘d’ to the end of daemon’s name. Systemd is intended as a drop-in replacement for the very common init start-up scripts for the boot process (which is also referred to as System V or SysV).
chkconfig Command Examples for Red Hat and CentOS
chkconfig is a command for checking and updating runlevel information for system services. For a primer on runlevels, check out our tutorial: Linux Runlevels Explained.
Set Up a Default Webserver and Limit Access
- These instructions are intended to address specifically the following scenario: Set Up a Default Configuration Webserver and Limit Access
- I’ll be working from a Liquid Web Self Managed CentOS 6.5 server, and I’ll be logged in as root.
Linux Runlevels Explained
A runlevel is one of the modes that a Unix-based, dedicated server or a VPS server OS will run on. Each runlevel has a certain number of services stopped or started, giving the user control over the behavior of the machine. Conventionally, seven runlevels exist, numbered from zero to six.
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