Technical Writings
I have a soft spot in my heart for technical writing, partly because I edited a local computer magazine for a few years here in Portland. Below are some articles or resources I've written.
Address rewriting with sendmail genericstable
How to make locally generated mail appear to come from an e-mail address in a foreign domain. • January 25, 2006
Alpine on Mac OS X
Notes on building and running alpine under Mac OS X. • August 21, 2017
An Open Letter to Microsoft
Microsoft-borne worms and viruses are a boon to IT workers! • September 28, 2004
BIND for the Small LAN
How to configure BIND 9 to act as a caching nameserver or as the nameserver for a local domain. • May 24, 2007
Building Sendmail Mailing Lists in LDAP
If you already keep e-mail addresses in an LDAP database, it’s possible to tweak things a bit so that sendmail can lookup mailing list addresses in it. • June 04, 2004
Exim as an SSL/TLS client
How to configure exim version 4 to provide a client certificate when transfering mail over an SSL/TLS connection. • May 04, 2005
Extracting Google Queries from Apache Logs
How to extract from your Apache logs the Google queries that lead people to your web site. • February 21, 2019
Failover with ISC DHCP
How to set up the ISC DHCP daemon with load sharing and failover capabilities. • April 11, 2008
Notes on UTF-8 and locales
Notes on using UTF-8 and locales on Linux systems. • March 23, 2005
OpenSSL Command-Line HOWTO
The openssl application that ships with the OpenSSL libraries can perform a wide range of crypto operations. This HOWTO provides some cookbook-style recipes for using it. • September 13, 2016
Pine+OpenSSL HOWTO
This little how-to is about getting pine (or alpine) and, to a lesser extent, fetchmail to work cleanly with Secure Sockets Layer (SSL) certificates. There's some OpenSSL trivia explored along the way, too. • November 06, 2006
RPM .spec Files
For work and pleasure, I sometimes build binary rpm packages. Here's a little intro to rpm building • August 12, 2005
Sendmail SMTP AUTH Quick Start
How to enable SMTP AUTH on a Linux system running sendmail. • January 26, 2010
Setting Up Trac on CentOS
How to install and configure Trac on CentOS 4. • October 03, 2006
Sort IP Addresses with GNU sort
How to sort IP addresses using the GNU sort utility. • March 04, 2016