YUM stands for Yellowdog Updater Modified, which is an RPM (RedHat Package Manager) based package management tool for Linux Systems. Yum was introduced in RHEL version 5.10 onward and its deprecated 'up2date' command. Yum, command helps all Users and System Administrators to search for information about packages and then install, update, and remove all rpm […]
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SSH stands for Secure Shell, one of the well-known service protocols used to execute an operation to the remote administration over the internet. It provides a very secure passage between the designated computers. Once the connection is established, SSH will then provide encrypted sessions for all public (unsecured) networks in a client-server architecture. It was […]
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In computing, a good Firewall system can prevent any unauthorized access to the network security systems. Businesses and organizations invest a good amount of money in their cybersecurity infrastructure, depending on how crucial their business is. In this article, we will see the fundamentals of a new firewall service introduced in CentOS 7 named FirewallD. […]
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This article will help you to understand the 'useradd' command in Linux/Unix based systems. As we all are aware that Linux is a multi-user and a multitasking operating system (OS). It has been built with a large number of commands from basic to advance. Here, we are going to see the 'useradd' command, it is […]
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This article will help you learn how to setup/configure a High-Availability (HA) cluster on Linux/Unix based systems. Cluster is nothing but a group of computers (called nodes/members) to work together to execute a task. Basically there are four types of clusters available, which are Storage Cluster, High-availability Cluster, Load-balancing Cluster, and HIGH-Performance Computing Cluster. In […]
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This article will help you learn how to setup/configure iSCSI on Linux/Unix based systems. iSCSI stands for (Internet Small Computer System Interface), which is an Industry standard protocol which is mainly used to share the storage device over the TCP/IP layer. Unlike Samba or NFS, which work at the file system level whereas iSCSI works […]
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Magento is a robust and powerful platform for eCommerce websites. It is built with a PHP Framework. It comes with two editions - Magento-2 Commerce (EE), formerly known as Enterprise Edition) and Magento-2 Open Source (formerly known as Community Edition). Magento-2 is a fully customizable and user-friendly interface, which can set up and control a […]
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LAMP stands for Linux, Apache, MySQL, and PHP. An acronym for a Linux/UNIX server powered by Apache, MySQL/MariaDB, and PHP as a server-side scripting language. Also known as LAMP stack. Lamp Stack has a strong foundation, which makes it ideal for construction and development of high-performance websites. Advantages of using Lamp stack in web development? […]
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In this article, you will learn how to set up DNS (Domain Name System) on a Linux/Unix based system. DNS is mainly used to resolve hostnames, so it can translate IP addresses into fully qualified domain names (FQDNs), such as 172.217.166.110 into www.linuxteck.com. It is one of the basements of the internet. When you type […]
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Using this article, you will learn how to setup / configure Caching-Only DNS with BIND on RHEL/CENTOS 7.6. As we know, DNS is used for translating names into IP addresses and IP addresses into names. DNS servers come in various types (Master, Slave, Caching, and Forwarding). The topic we are going to cover is Caching-Only […]
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