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posts→Author Michael - Page 2 << 1 2 3 >>

Author Archives: Michael

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Doughnut Rules of Acquisition – Standard Practices

Posted on May 30, 2013 by MichaelJune 22, 2014
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I found the following document in one of my old archives. I thought I would share. Enjoy. DOUGHNUT ACQUISITION STANDARD PRACTICES DEPARTMENTAL INSTRUCTIONS [ Company Name ] Document Number D0N4T-COMPANY Effective Date: [insert date here] Table of Contents 1.0 PURPOSE … Continue reading →

Posted in Miscellaneous | Tagged humor, procedure, process | Leave a reply

Fedora Upgrade – Fedora 17 to Fedora 18

Posted on March 31, 2013 by MichaelJuly 20, 2014
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I use Fedoras built-in virtual machine facility. This uses KVM and QEMU. I’m not sure about all the specifics of the virtual machine engine. I know it works very well for my purposes though. My purposes are simply to test … Continue reading →

Posted in unix | Leave a reply

ecryptfs and Input/output error

Posted on March 17, 2013 by MichaelJuly 8, 2014
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I set up ecryptfs to test it and see how well it worked. These are the steps that I took to set it up. I am using Fedora so I used yum to install ecryptf.  You should use whatever your … Continue reading →

Posted in unix | Tagged "input/output error", ecryptfs, encryption, file systems, mount | Leave a reply

Setting up minicpan

Posted on March 7, 2013 by MichaelJuly 8, 2014
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There are a lot of directions for this on the web. They missed a few things. Here are my directions references: http://cpan.org You will need about 2G of space. These instructions assume a fedora  operating system. install CPAN::Mini # yum … Continue reading →

Posted in unix, web | Leave a reply

bash and korn shell startup scripts

Posted on February 10, 2013 by MichaelJuly 8, 2014
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This is a good start-up script or RC script for the Korn shell of the Bash shell. I modify it a little here and there depending upon what environment I am working in. It serves as a good general guideline … Continue reading →

Posted in unix | Leave a reply

Free Certificates, startssl and Self-signed Certificates

Posted on December 30, 2012 by MichaelOctober 20, 2014
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Obtaining a free certificate for a simple website is a handy thing to do. It provides not only enhanced security but good practice for later when you need to get more complicated certificates and embed them in a webserver. startcom.org  … Continue reading →

Posted in unix, web | Leave a reply

Delegation Only Zones in BIND 9

Posted on December 30, 2012 by MichaelJuly 8, 2014
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Starting in Bind 9.2.2P1, there is a new type of zone called delegation-only. It’s designed to counter wild-card records in TLD‘s, such as *.com. This is sometimes called the “Verisign patch” because, while Verisign was not the first TLD operator … Continue reading →

Posted in DNS/DHCP/IPAM | Tagged BIND, Delegation, DNS, verisign patch, zones | Leave a reply

Fedora Upgrade Problems – Fedora 15 to Fedora 16

Posted on August 26, 2012 by MichaelMay 17, 2020

Boot fails and drops into grub rescue mode After upgrading to fedora 16 from fedora 15 my system would not boot. The error was no such device : …long serial number …. entering rescue mode rub rescue> I believe the … Continue reading →

Posted in unix | Tagged fedora upgade, grub2, grub2-mkdevicemap, Perl, Perl_Gthr_key_ptr, Text::Unaccent, YAML::Syck

Checking File Changes with AIDE

Posted on July 4, 2012 by MichaelMay 17, 2020

AIDE – Advanced Intrusion Detection Environment This perl script uses AIDE to check if any files on a specified file system or directory tree has changed. It’s a fairly simple script, but it will work on clustered file system where … Continue reading →

Posted in unix

Why the use of DNS “short names” should not be used as a strategy

Posted on June 22, 2012 by MichaelMay 17, 2020

The purpose of this post is to discuss why short names are not a good strategy. First lets define a few terms. DNS – Domain Name System, simply put, an application that translates computer names into ip addresses. IP address … Continue reading →

Posted in DNS/DHCP/IPAM | Tagged DNS "short names" failover "domain names"

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