CentOS

Correcting Network Configuration After Snapshot Restore

After restoring a snapshot to a new machine, you may encounter issues caused by the MAC address of the network adapter changing. Usually, when the network adapter changes the operating system will create a new network adapter for it. You'd typically see...

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Installing Pritunl on CentOS 7

Pritunl is an open source management interface for OpenVPN. It allows for private networks, has native IPv6 support, and is relatively simple to use. That said, it also receives regular updates, and allows for full customization. In addition to the feat...

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CentOS 7 and RHEL 7 Boot Process Overview and Troubleshooting

This article describes the boot process for CentOS/RHEL 7.x systems. While it may remain similar to previous releases, with RHEL 7, systemd is being introduced. In addition to the boot process, I will provide troubleshooting tips and tricks along the way....

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How to Disable SELinux on CentOS 7

SELinux, an abbreviation of Security-Enhanced Linux, is a security enhancement to the Linux operating system. It is a labeling system that blocks many system functions in its default configuration. SELinux is very useful for some users, but due to its ad...

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High-Availability Shared Drives Using Vultr Block Storage and GlusterFS

GlusterFS is a network-attached file system which effectively allows you to share two drives across multiple devices on the network. This file system is a perfect fit for Vultr's block storage offering, as you're able to share a drive across the network w...

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How to Activate HTTP/2 Support on DirectAdmin (CentOS)

HTTP/2 is the newest version of the HTTP protocol, based off SPDY. Its development was initiated by Google and HTTP/2 is largely based on the codebase and concepts of SPDY. SPDY has now been deprecated and worldwide adoption for HTTP/2 is in progress. Ma...

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How to Install TYPO3 CMS on CentOS 7

TYPO3 is a free and open source enterprise content management system. It is written in PHP and uses MySQL to store its data. TYPO3 is a responsive, mobile ready, multilingual and secure CMS. It can be easily customized and extended without writing any cod...

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How to Install GoAccess on CentOS 7

GoAccess is an open source web log analyzer. You can use it for analysis of logs on a real-time basis in either the terminal or a web browser. It processes many types of web access logs. It allows you to generate reports in HTML, JSON, and CSV format. In...

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How to Compile Nginx From Source on CentOS 7

NGINX can be used as an HTTP/HTTPS server, reverse proxy server, mail proxy server, load balancer, TLS terminator, or caching server. It is quite modular by design. It has native modules and third-party modules created by the community. Written in the C p...

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How to Install ResourceSpace on CentOS 7

ResourceSpace is a free and open-source Digital Asset Management (DAM) software. It is written in PHP and stores its database in MySQL server. It provides a better way to organize, manage and share the digital assets such as images, design files, photos, ...

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