Network Booting with DNSMASQ in Proxy Mode

In this project, I will show you how to network boot an Arch Linux ISO image with DNSMASQ set up in proxy DHCP mode. The approach taken here should readily generalize to the ISO images of other distributions. If you understand what’s being done here, adapting to another distribution should not be too difficult. I’m indebted to the Arch Linux… Read More »

Amazon Web Services S3 via Command Line

Amazon Web Services (AWS) has a nice Command Line Interface, allowing script or command line access to quite a wide range of capabilities. I recently attempted to use this with the Simple Storage Service (S3), but was frustrated with a repeated error message in response to a simple directory request on a bucket. jeff@mars:~$aws s3 ls s3://MyBucket A… Read More »

Fixing VSFTPD login problem

I recently set up a new Ubuntu 12.04 server, and as part of the setup installed vsftp. I used an identical setup to a similar server, but for some reason, I kept getting an authentication error attempting to login as a local user. After a lot of troubleshooting, I finally isolated the problem to the PAM script for… Read More »

Antenna Patterns at NX6T

I recently used N6BV’s HFTA antenna and terrain modeling software to analyze the antenna setup at NX6T, in particular to assess the benefit of replacing both antennas on the 40′ tower (a 2 element 40M yagi and a 3 element SteppIR) with a single KT-36XA, with 5 elements of 15 and 20, and 6 on 10. The terrain surrounding the NX6T site… Read More »

America’s Six Foot Tiki

Dear Selected Members of the U.S. House of Representatives, I used to think of myself as a fiscal conservative, I guess because I thought among other things I ought to pay the bills for things I’ve bought. Even stuff that I kinda wish I hadn’t, like that awesome 6 foot tall tiki statue I got in Hawaii on… Read More »