Author Archives: Jarrod

How To Open A Port In CentOS 7 With Firewalld

How To Open Port In Firewalld For CentOS 7 Linux

This tutorial will walk you through opening a port in the default firewall in CentOS 7, firewalld.

You will see that while we can manually open a specific port, it is often easier and beneficial to allow based on predefined services instead.

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How To Install MATE GUI In CentOS 7 Linux

Install MATE GUI In CentOS Linux

By default a full installation of CentOS 7 will have the GNOME graphical user interface (GUI) installed and it will load up after system boot, however if we have installed CentOS without a GUI installed we can always install one later, or optionally we can install a different GUI.

This quick guide will cover how to install the MATE desktop environment in CentOS 7, which will provide a GUI for working with the Linux system. While I don’t suggest using a GUI on a production server, it’s a good option if you’re using CentOS as a desktop.

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Troubleshoot WSUS configuration and deployments

Troubleshoot WSUS configuration and deployments

This post will cover some basic methods to troubleshoot and fix common problems with Microsoft’s Windows Server Update Services (WSUS).

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How To Install Ifconfig In CentOS 7

How To Install Ifconfig Command For CentOS 7 Linux

By default in CentOS 7 minimal the ifconfig command is not available, and for good reason, it’s considered deprecated and has been replaced by the ip command.

Regardless, if you really can’t get by without ifconfig, here’s how you can install it.

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Manage updates using WSUS in Windows Server 2016

Manage Updates Using WSUS

This post will show you how to manage updates using Windows Server Update Services (WSUS) in Windows Server 2016. This will include viewing available updates and approving the updates to predefined computer groups.

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How To Speed Up WordPress With Nginx, Caching And A CDN

Speed up your WordPress website

This WordPress based website loads fairly quickly, or at least I’d like to think so based on my testing. In this post I’m going to share some of the things that I’ve setup in order to get the fastest possible page loads from WordPress.

We’ll be covering general server configuration, Nginx web server configuration, WordPress plugin configuration, and finally use of content distribution networks.

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How To Install Iptables Firewall In CentOS 7 Linux

How To Install Iptables In CentOS 7 Linux

Are you used to the classic iptables firewall and want to kill firewalld? Well there’s still hope for you yet! Here we will show you how to stop and disable the default firewalld firewall and instead install and configure iptables in CentOS 7 Linux.

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Install and configure Windows Server Update Services (WSUS)

Install and configure Windows Server Update Services (WSUS)

In this post we will cover how to install and configure Windows Server Update Services (WSUS) in Microsoft’s Windows Server 2016.

WSUS can be used to automatically download Windows update files and store them locally. Other Windows servers in your network will then download the updates from the WSUS server rather than the Internet, saving you Internet bandwidth and speeding up the Windows update process.

With WSUS we can configure all of our servers to be automatically updated, ensuring that security updates are installed quickly from a central location. This will provide us with useful information such as reports advising which servers have or have not been patched with a specific update.

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How To Display Routing Table In Linux

How To Show Routing Table In Linux

The routing table is used to show you where various different network subnets will be routed to. Here are three different commands that you can use to print out the routing table in Linux.

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How To Login To Windows With A FreeIPA Account

Windows Login with FreeIPA

In most cases Windows desktops or servers will typically be joined to a Windows domain controller running Microsoft’s Active Directory, however this is not the only option.

It is possible to join Windows to a FreeIPA realm and then log into the Windows computer with an account from FreeIPA as it makes use of Kerberos for single sign on (SSO). FreeIPA is an open-source project sponsored by Red Hat, which attempts to provide similar functionality to Active Directory for Linux and Unix systems.

This may be a good option if you already run a large Linux or Unix environment, but need to have a small amount of Windows servers capable of using the same centrally managed user accounts.

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