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Linux Sysadmin Tips, Tricks, and HowTo's

Join a RHEL7/CentOS7 host to Microsoft Active Directory Domain

Posted on November 22, 2020November 22, 2020 by Dan Davis

When I’m lucky enough to be setting up a pure Linux domain Red Hat Identity Manager (idM) or even FreeIPA… Read more Join a RHEL7/CentOS7 host to Microsoft Active Directory Domain

Request: Configure YUM to use the OS install disk as a repo

Posted on September 27, 2020September 27, 2020 by Dan Davis

My good friend Tony asked for a quick HowTo detailing the steps for setting up YUM to use the RHEL/CentOS/Fedora… Read more Request: Configure YUM to use the OS install disk as a repo

Install and Configure a Homelab Domain Name Server

Posted on May 17, 2020May 17, 2020 by Dan Davis

When my homelab grew to several desktops, laptops, and virtual machines it became difficult to remember which IP address I’d… Read more Install and Configure a Homelab Domain Name Server

Presentation: Introduction to Ansible Automation

Posted on April 5, 2020 by Dan Davis

The link below points to a Prezi presentation I drafted to champion Ansible automation at my organization. It assumes very… Read more Presentation: Introduction to Ansible Automation

Ansible: A quick and dirty intro.

Posted on March 22, 2020April 1, 2020 by Dan Davis

Ansible is a powerful automation tool for Linux. It operates on the philosophy of anything you can do via SSH… Read more Ansible: A quick and dirty intro.

Ansible Vault

Posted on March 22, 2020April 1, 2020 by Dan Davis

Ansible provides an automated means of performing nearly any administrative function against a list of any number of RHEL or… Read more Ansible Vault

vmip : Get the IP address of a KVM virtual machine

Posted on March 19, 2020April 1, 2020 by Dan Davis

I’ve added a short bash script that will return the IP address of a running KVM virtual machine. I needed… Read more vmip : Get the IP address of a KVM virtual machine

iSCSI Initiators and Targets

Posted on March 15, 2020April 1, 2020 by Dan Davis

It is possible to configure a RHEL or CentOS server as an iSCSI initiator (a.k.a. client), or as an iSCSI… Read more iSCSI Initiators and Targets

Simple Encrypted Backup to Gdrive

Posted on March 8, 2020April 1, 2020 by Dan Davis

When I had my computer stolen out of my home it wasn’t the machine I missed. My boxes usually have… Read more Simple Encrypted Backup to Gdrive

Configure a Squid Proxy to Use With YUM.

Posted on March 1, 2020January 17, 2021 by Dan Davis

Keeping all of your server’s installed packages up to date is paramount to system security even if the server is… Read more Configure a Squid Proxy to Use With YUM.

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