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Linux Sysadmins – Linux Guides, Nix Guides, Tutorials, Tips & Tricks.

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Step by step guide to setup a Media Server using Red5
Linux Administration

Step by step guide to setup a Media Server using Red5

Posted on: July 24, 2018March 6, 2022

Introduction In this guide, we are about to see how to install a media server using open source software Red5. It comes under the Apache License 2.0. The […]

40 Tcpdump commands with examples on Linux (Updated 2019)
Linux Administration

40 Tcpdump commands with examples on Linux (Updated 2019)

Posted on: November 28, 2017March 6, 2022

tcpdump will be used as a packet analyzer which runs under the command line on Linux based operating Systems and helps to capture and print network traffics

26 examples of find commands in Linux
Linux Administration

26 examples of find commands in Linux

Posted on: November 19, 2017March 6, 2022

In this guide let us see some of the very useful real-time required find commands in our daily operations, Most of below examples are very useful for newbies […]

How to remove a SAN disk or Storage device (LUN) from Linux server
Linux Administration

How to remove a SAN disk or Storage device (LUN) from Linux server

Posted on: November 14, 2017March 6, 2022

In this guide let us see how to safely remove a SAN disk (LUN) from Red Hat Enterprise Linux version 5, 6 or 7 and it’s variants like […]

Installing Git from kernel.org on CentOS, RHEL & Oracle 6/7/8 Linux
Linux Administration

Installing Git from kernel.org on CentOS, RHEL & Oracle 6/7/8 Linux

Posted on: November 4, 2017March 6, 2022

Git is a software used for version control. It designed especially for programmers to version control. It supports almost most of all programming codes.

Starting with systemd Journal logging system in Linux with 20 examples
Linux Administration

Starting with systemd Journal logging system in Linux with 20 examples

Posted on: September 3, 2017March 6, 2022

Systemd Journal logging System based on systemd. It helps us to find more information about any specific issue.

GLPI IT Asset Management to Manage Your IT Assets
Linux Administration

GLPI IT Asset Management to Manage Your IT Assets

Posted on: July 26, 2017March 6, 2022

The OpenSource GLPI IT Asset Management software to manage your IT infrastructure assets. It comes with great features and easier to set up with few steps.

Linux Administration

Linux System Administrator’s Guide for Centos 7, Red Hat 7 and Oracle Linux 7

Posted on: July 26, 2017March 6, 2022

Linux System Administrator’s Guide for Centos 7, Red Hat 7 and Oracle Linux 7 This System administration guide will start from a server build from scratch to Pro […]

Preparing for Red Hat Certified Engineer RHCE EX300 exam in RHEL 7
Linux Administration

Preparing for Red Hat Certified Engineer RHCE EX300 exam in RHEL 7

Posted on: July 26, 2017March 6, 2022

If you are looking for preparing as a Red Hat Certified Engineer? Kindly go through this posting, Subscribe with us for more. Preparing for Red Hat Certified Engineer […]

Linux Administration

How to compile and install OpenvSwitch in Linux

Posted on: April 15, 2017March 6, 2022

Open vSwitch is a multilayer virtual switch licensed under the open source. Which has the level of production level quality with VLAN, traffic shaping etc. Open VSwitch come […]

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  1. Gerald on Single Node OKD (OpenShift) Setup: A Fast and Easy GuideDecember 15, 2024

    Hi, in the 'Starting with Bootstrapping' step I have this error: DEBUG Still waiting for the Kubernetes API: Get "https://api.xxx.local:6443/version":…

  2. jos on How to Configure Sudo email alertMarch 4, 2022

    Hi! Some way to send commands write as root by email? Thanks!

  3. paul on Monitoring Proxmox with InfluxDB and Grafana in 4 Easy stepsMarch 1, 2022

    Tried 12966 per your example, got error "failed to import dashboard."

  4. Anonymous on Migrate existing Iptables to Nftables in RHEL8/CentOSFebruary 27, 2022

    I followed the procedures and successfully loaded some weird 8081 port configurations needed for the app, however I discovered it…

  5. sy on Install Ansible AWX on Kubernetes in 5 minutesFebruary 17, 2022

    tried many times - followed all steps but was unable to setup custom context I always get -> The connection…

Ansible (11) Apache (5) Docker (7) foreman (5) IDM Server (7) Kubernetes (14) linux commands (5) Linux networking (10) Linux Security (5) Logical Volume Management (13) OpenShift (8) Oracle Database (5) Solaris 11 (4) Solaris OS (6) VMware (5)

  • OKD Cluster (OpenShift) Installation on Bare Metal
  • Configuring HAProxy LB for OKD HA Cluster
  • Configuring DHCP Server for OKD HA Clusters
  • Configuring BIND DNS Server for OKD HA Clusters
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