Rob's wiki

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This is a place where I post details about projects I work on and "recipes" I've come up with, mostly to help me remember, but others may find useful.

The Media PC

I want a Linux PC that will connect to my main TV to be used as a "new media" receiver. The target PC is a 300 MHz Pentium II I pieced together dumpster diving and getting parts off ebay. It has an nVidia GeForce video card with S-Video output. There is no capture card. I'm only interested in using this as a player.

Creating SSL Certificates

How to create SSL certificates for serving encrypted web pages or sending encrypted email. If anyone needs a "pabut" certificate let me know.

Verify Downloaded Files

How to use pgp to verify the integrity of downloaded files.

Creating a YUM repo

How to create your own custom repo of RPMs to be used by YUM.

Creating a custom POI file for Garmin

How to build a POI file for your Garmin GPS unit from a KML file generated from Google Maps

Rip a dvd to an iPod compatible mp4

Rip the DVDs that you own to a file format compatible with a video iPod using ffmpeg

Save a YouTube video to DVD

How to download a YouTube Video and convert to a DVD compatible format using ffmpeg

Configure port mirror on a Catalyst 2950

How to set up port mirroring to snoop packets on the wire for things like SIP, RTP and UPNP

Save off audio from a YouTube Video

How to save the Audio only from a YouTube flv file using ffmpeg

Extract part of a video with a one-line command

Given start-time and length, create a video segment with one command.

Change a browser user agent

Sometimes I need to see how changing the user agent effects the data sent by a website.

Build and configure SVXLINK

The SvxLink Server is a general purpose voice services system, which when connected to a transceiver, can act as both an advanced repeater system and can also operate on a simplex channel.