An article targeting users new to GnuPG on GNU/Linux (and UNIX) systems, and how it can play an important role in their personal and business lives in inceasing the security and communication of digital medium. The article is also available online here, or can be viewed at DesktopLinux.com as Part 1 and Part 2.

A presentation based on the above article and created to introduce members of the North Texas Linux User's Group to GnuPG. The gzipped file contains the presentation in both OpenOffice and Sun StarOffice Impress formats, and includes extensive notes. Feel free to use it at one of your own LUG meetings if you wish! HTML copies of the slides can be viewed online here (though they don't include the notes).

An article targeting admins needing to configure default KDE and GNOME menus for new users (NOTE: In need of an update... written for GNOME 1.4 and KDE 2.1). The article is also available online here.

An article targeting admins needing to configure default KDE and GNOME desktops for new users (NOTE: In need of an update... written for GNOME 1.4 and KDE 2.1). The article is also available online here.

A short article describing how the GNU/Linux (and UNIX) 'yes' command operates, and how it can be used in conjuction with interactive commands to simplify shell scripts and cron jobs. The article is also available online here.

randsig.sh - A tiny shell script that uses the 'fortune' program found on most Linux/UNIX systems to generate a random tag-line and combine it with an existing email signature file each time it's run. Use it with MUAs that allow piping (Mutt, emacs, etc.) or those that can utilize scripts or programs for generating your signature file (KMail, etc.).

A Quick Reference for GNU/Linux released under GNU FDL and covering several areas of administration and use in over twenty sections, including a handy list of Linux-related links. This document, recently updated to version 2.0 and standing at eight pages, is continually expanded so be sure to check back often!

A diagram of the hard disk RAID levels and how they operate in providing failsafe storage needs for your data.

Table of the default IP Address Classes as assigned for networks.

Table of IP Address Subnets. When you're subnetting your assigned IP address to break up a network into smaller subnets, this reference might come in handy.

A descriptive diagram of the OSI Model Layers with various protocols and hardware used at each layer listed. A good study aid.

A Quick Reference to the OSI Model. Not as detailed as the one above, but includes a lot of the same information.

Many of the TCP/IP suite of protocols, and at which layers of the OSI Model they operate in.

A Quick Reference to the Ethernet frame types; handy when inspecting packets and troubleshooting network problems.

A listing of the more important RFCs (Request For Comments) as they apply to networking and the Internet.

A table of PC IRQ assignments; useful when troubleshooting PC hardware conflicts if you don't have them already memorized.

A table of PC I/O memory addresses, also handy when diagnosing PC hardware problems.

A diagram of various RJ-45 cabling pinouts. Includes straight-through and crossover cable wiring.

Another diagram describing the TIA/EIA-568-A Wiring Standard for Category 3-5/5e UTP cabling.

Information on various RS-232 serial and parallel loopback plug configurations used by many PC diagnostic programs (IBM, Norton, PC Doctor, CheckIt, etc.). Useful for constructing your own.

A diagram of RS-232 serial port pinouts. Includes both 9-pin and 25-pin DB connectors.

A diagram of parallel port pinouts and port addresses. Includes example code (in C) for controlling the standard PC parallel port.

A diagram of various PC power supply pinouts.