Category: Sysadmin

How to Configure LDAP Client to Connect External Authentication

LDAP (short for Lightweight Directory Access Protocol) is an industry standard, widely used set of protocols for accessing directory services. A directory service in simple terms is a centralized, network-based database optimized for read access. It stores and provides access...

/ 13 December 2018

How to Install Lighttpd with PHP, PHP-FPM and MariaDB on CentOS 7

Install Lighttpd : Lighttpd is an open source, secure, fast, flexible and more optimized web server designed for speed-critical environments with less memory utilization as compared to other web servers. It can handle up-to 10,000 connections parallel in one server...

/ 10 December 2018

How to Install PM2 to Run Node.js Apps on Production Server

PM2 is a free open source, advanced, efficient and cross-platform production-level process manager for Node.js with a built-in load balancer. It works on Linux, MacOS as well as Windows. It supports app monitoring, efficient management of micro-services/processes, running apps in...

/ 7 December 2018

How to Setup DHCP Server and Client on CentOS and Ubuntu

DHCP (short for Dynamic Host Configuration Protocol) is a client/server protocol that enables a server to automatically assign an IP address and other related configuration parameters (such as the subnet mask and default gateway) to a client on a network....

/ 30 November 2018

Student supercomputing is #PoweredByCentOS at SC18

Student supercomputing is #PoweredByCentOS at SC18 Wednesday , 14, November 2018 Rich Bowen Uncategorized I'm at SC18 - the premiere international supercomputing event - in Dallas, Texas. Every year at this event, hundreds of companies and universities gather to show...

/ 15 November 2018

Schedule, Registration now available for CentOS Dojo at FOSDEM

Schedule, Registration now available for CentOS Dojo at FOSDEM Wednesday , 7, November 2018 Rich Bowen announcement We are pleased to announce the (tentative) schedule of talks for theupcoming CentOS Dojo in Brussels, which will be held on the day...

/ 8 November 2018

How to Setup Central Logging Server with Rsyslog in Linux

Logs are a critical component of any software or operating system. Logs usually record user’s actions, system events, network activity and so much more, depending on what they are intended for. One of the most widely used logging systems on...

/ 25 October 2018

How to Install Asterisk on CentOS 7

Asterisk is an open source framework used for building communication applications. You can use it to turn a local computer or server to communication server. It is used to power IP PBX systems, VoIP gateways, conference servers and other solutions....

/ 24 October 2018

Ubuntu 18.04 LTS change hostname permanently nixCraft

I am a new Ubuntu Linux 18.04 LTS cloud server user. By default my serer name to ‘localhost’ during installation but now I would like to change the computer name to ‘u1804-nixcraft’. Can you tell me how do I remove...

/ 24 October 2018

Install Plex Media Server on CentOS 7

Streaming media becomes more and more popular in recent years. Many people like to access their audio and video media from different locations and devices. With Plex Media Server you can easily achieve exactly that (and more) on practically any...

/ 15 October 2018

How to Use Fail2ban to Secure Your Linux Server

Improving your server security should be one of your top priorities, when it comes to managing a linux server. By reviewing your server logs, you may often find different attempts for brute force login, web floods, exploit seeking and many...

/ 9 October 2018

Ubuntu Linux Install Nvidia Driver (Latest Proprietary Driver) nixCraft

I am a new Ubuntu Linux user. My laptop has Nvidia GPU. How do I install Nvidia drivers on Ubuntu Linux 16.04, 18.04, 18.10? Introduction: Nvidia graphics processing units (GPUs) used for gaming and professional use in offices. Nvidia GPUs...

/ 3 October 2018