Linux, Windows, Security, Programming, Network Tutorials
Linux services and daemons can be controlled with chkconfig command. chkconfig command is mainly used to set given service or daemon run level. In order to work with chkconfig command we need root privileges. systemctl command suite provides more and
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Host name is used to identify the systems like hosts, clients, servers etc. Host name provides human readable easy names to remember. In a big environment host names will provides some easy of use. This tutorial is compatible with RHEL6,
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Ubuntu is popular Linux distributions used by millions. In order to access Ubuntu systems remotely we use ssh protocol. So in order to access and manage Ubuntu systems the ssh server should be installed and running without restriction like firewall. In
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Sql is very powerful language to query, insert, delete, modify data. Recents years the IT industry have developed some alternative ways to store and retrieve data. NoSQL type database servers become very popular. MongoDb is an NoSQL database server to
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Secure Shell or with its most know name SSH is a protocol developed to connect IT systems remotely and securely. SSH works as expected client server architecture. In this post we will look various security related configuration options of the
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Apache or Apache 2 is most popular web server in the internet. We have setup our Apache server and made some configuration change we want to active the changes. To active the changes Apache server must be restart. In this
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Run Level is preset operating state in Linux systems. Different run levels have different behaivour. How can we change these run levels easily? What are these run levels? Run Levels We will explain the run levels and their meanings in
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Hi, today we will learn managing Linux services with systemd or systemctl. While Linux kernel booting, it loads drivers, mount file systems, starting memory management, creating system calls etc. But after that what? Linux starts an init process to create
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I have changed my network configuration and want to restart to make changes effective. Or there are some problems with my network and I think restarting it will solve my problems. Here we will look how to restart networking service
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Services are all over the Linux world. Enterprise Linux world turn over services. There are different tools to manage Linux services like Sys-V, upstart, systemd etc. Systemd is gaining popularity in recent times. Fedora, CentOs, RedHat uses systemd for a
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