Category Archives: Computers

New Gaming Rig Time Again

Posted on March 7, 2016 by Freejack

My old one is almost 8 years old and is apparently feeling its age. Recent Windows Reliability Tool runs show several unknown hardware errors causing problems with my using the system with some of the apps I use. I popped … Continue reading →

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Red Hat 6 Satellite Training

Posted on March 1, 2016 by Freejack

Just notes from the training I’m attending this week. First off the Installation and User’s guides will help you if you’ve done it before. There are extra bits that I’m getting in the class that’s really helping me visualize how … Continue reading →

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Using firewalld for Routing and Firewall

Posted on November 7, 2015 by Freejack

One of the teams at work replaced a group of old, end of life Dell hardware and contacted me (among others) to see if I wanted it. Sure! System: Dell R710 (Rack Mounted server). Was used as the DMZ Virtualization … Continue reading →

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Recover root Password

Posted on September 30, 2015 by Freejack

There are multiple methods of changing root’s password. Some of us old timers just boot a bootable system disk, fsck the root file system, mount it, and edit etc/shadow. This may not work correctly with a system configured using SELinux. … Continue reading →

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RHCE Database Services

Posted on August 10, 2015 by Freejack

RHCE Objectives: Database Services Install and configure MariaDB Backup and restore a database Create a simple database schema Perform simple SQL queries against a database Installing MariaDB is easy enough; yum install mariadb. This will install the main files, server, … Continue reading →

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RHCE NTP

Posted on August 10, 2015 by Freejack

RHCE Objectives: Network services Network services are an important subset of the exam objectives. RHCE candidates should be capable of meeting the following objectives for each of the network services listed below: Install the packages needed to provide the service … Continue reading →

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RHCE SSH

Posted on August 10, 2015 by Freejack

RHCE Objectives: Network services Network services are an important subset of the exam objectives. RHCE candidates should be capable of meeting the following objectives for each of the network services listed below: Install the packages needed to provide the service … Continue reading →

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RHCE SMTP

Posted on August 10, 2015 by Freejack

RHCE Objectives: Network services Network services are an important subset of the exam objectives. RHCE candidates should be capable of meeting the following objectives for each of the network services listed below: Install the packages needed to provide the service … Continue reading →

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RHCE SMB

Posted on August 10, 2015 by Freejack

RHCE Objectives: Network services Network services are an important subset of the exam objectives. RHCE candidates should be capable of meeting the following objectives for each of the network services listed below: Install the packages needed to provide the service … Continue reading →

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RHCE NFS

Posted on August 10, 2015 by Freejack

RHCE Objectives: Network services Network services are an important subset of the exam objectives. RHCE candidates should be capable of meeting the following objectives for each of the network services listed below: Install the packages needed to provide the service … Continue reading →

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