Open Source Tutorials

How to install and configure LDAP client on CentOS 7

How to install and configure LDAP client on CentOS 7

How to install and configure LDAP client on CentOS 7 Add LDAP server address to `/etc/hosts` Update the package manager’s package list: During the installation, the package installer will ask you a variety of questions. Enter the values according to your environment. Use the `getent` command to get the LDAP entries from the LDAP server….

How to install and configure LDAP

How to install and configure LDAP

How to install and configure LDAP LDAP, or Lightweight Directory Access Protocol, is a protocol used to access directory services over a network. To install and configure LDAP on your server, you will need to perform the following steps: Install and configure LDAP Using Ubuntu 18.04 LTS Add LDAP server address to /etc/hosts Installing openLDAP…

How to Install OpenVPN on Ubuntu 22.04

How to Install OpenVPN on Ubuntu 22.04

How to Install OpenVPN on Ubuntu 22.04 You can extend a private network across public networks by using a virtual private network, or VPN. It improves your online security because there is a great likelihood that your data may be compromised if, for instance, you use a hotel’s internet connection for business while you are…

Linux-PAM (Pluggable Authentication Modules)

Linux-PAM (Pluggable Authentication Modules)

Linux-PAM (Pluggable Authentication Modules) A user can interactively authenticate to applications (or services) in a Linux system using the comprehensive set of common modules known as Linux-PAM. Pluggable Authentication Modules, often known as Linux-PAM, are an evolution of the Unix-PAM concept. It provides dynamic authentication for apps by fusing several low-level authentication modules with a…

What is DHCP (Dynamic Host Configuration Protocol)?

What is DHCP (Dynamic Host Configuration Protocol)?

What is DHCP (Dynamic Host Configuration Protocol)? Even though there are now a number of network management protocols, DCHP is still one of the most widely used choices. Dynamic Host Configuration Protocol, or DCHP, automates the frequently difficult process of configuring or establishing the devices on IP networks. The main goal is to provide network…

Managed Service Providers Should Provide Cloud Services

Managed Service Providers Should Provide Cloud Services

Managed Service Providers Should Provide Cloud Services Customer expectations are at an all-time high, along with demand for cloud services. A comprehensive cloud solution has never been more difficult to develop because customers demand a wide range of services from a single source. But specifically what must you supply to differentiate yourself from competing managed…

What is Puppet?

What is Puppet?

What is Puppet? You want to automate as many processes as you can in DevOps. With large infrastructures, manually configuring environments takes weeks. By the time everything is configured, you are putting out fires rather than introducing fresh, practical solutions like Rancher servers. Puppet assists in automating manual processes to swiftly deploy apps and provision…

What is a Virtual Data Center?

What is a Virtual Data Center?

What is a Virtual Data Center? An on-premise data center can be replaced with a virtual data center since it is more affordable, adaptable, and useful. A virtual data center enables a business to employ cloud-based resources and build scalable infrastructure that perfectly matches operational needs rather than relying on physical hardware. Introductions to virtual…

Backup and Disaster Recovery (BDR)

Backup and Disaster Recovery (BDR)

Backup and Disaster Recovery (BDR) The ability to prepare for future interruptions is a crucial (but sometimes disregarded) component of creating a successful business. Backup and disaster recovery (DR) are essential to company continuity because they help manage incidents that impair operations. Events like data breaches and power outages can result in irreversible data loss,…

How to Add a New Disk to Expand the Size of a Linux LVM

How to Add a New Disk to Expand the Size of a Linux LVM

How to Add a New Disk to Expand the Size of a Linux LVM The main benefit of LVM over conventional disc partitions is its ability for “dynamic partitions,” which allow us to construct and resize (expand or shrink) LVM volumes dynamically as needed. This article explains how to add a new disc to LVM….