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	<title>Network Jack</title>
	<link>http://www.networkjack.info/blog</link>
	<description>A Jack of All Nets' experience in the world of networked systems.</description>
	<lastBuildDate>Tue, 27 Jul 2010 02:05:24 +0000</lastBuildDate>
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	<item>
		<title>Ubuntu Server 10.04 on a Dell PowerEdge 2450</title>
		<description><![CDATA[We have a Dell PowerEdge 2450 laying around doing nothing, and my friend asked to set up a server for him so he has a dedicated system to do some Drupal work. I said, no problem&#8230;.. Boy was I in for it.
I downloaded the Server ISO and burned it. After upgrading the RAM from 1GB [...]]]></description>
		<link>http://www.networkjack.info/blog/2010/07/26/ubuntu-server-10-04-on-a-dell-poweredge-2450/</link>
			</item>
	<item>
		<title>Speaking at Dallas TechFest 2010</title>
		<description><![CDATA[If you will be in the DFW area at the end of July, please come see the talk I will be giving at the 3rd session of the PHP track on  Building Scalable PHP Web Applications.
The conference will be at the University of Texas at Dallas on July 30.
http://dallastechfest.com/Tracks/PHP/tabid/74/Default.aspx
Brian
]]></description>
		<link>http://www.networkjack.info/blog/2010/06/18/speaking-at-dallas-techfest-2010/</link>
			</item>
	<item>
		<title>The Great Leap Beyond One &#8211; Creating Scalable PHP Web Applications</title>
		<description><![CDATA[I gave a presentation to the Dallas PHP user group on May 11, 2010 on Creating Scalable PHP Web Applications.
Download the presentation in PDF.
Here is a basic outline:

Introduction

Traditional Single Server and Dedicated DB-2 Server data flows.
What does it mean to be Scalable, Available and Redundant?


Planning your Delivery Architecture.

Delivery Resource Types &#8211; html/image/pdf/email/rss
URL types and origins [...]]]></description>
		<link>http://www.networkjack.info/blog/2010/05/17/the-great-leap-beyond-one-creating-scalable-php-web-applications/</link>
			</item>
	<item>
		<title>Leopard Server Upgrade &#8211; postfix not logging or delivering</title>
		<description><![CDATA[We have a development server for a client that was recently upgraded from Tiger Server to Leopard Server. This system holds the subversion repository and the staging sites for their hosted application. One of the configured pieces is that whenever someone commits into the SVN repository, we have a post-commit hook that sends a message [...]]]></description>
		<link>http://www.networkjack.info/blog/2010/04/07/leopard-server-upgrade-postfix-not-logging-or-delivering/</link>
			</item>
	<item>
		<title>Site to Site VPN with Mac OS X Server and a NetScreen</title>
		<description><![CDATA[A client needs to have a Site to Site VPN between a server at their office and a NetScreen at their colo.
I did a fresh new install of Leopard Server fully and cleanly updated to 10.5.8 running on a G4 MacMini to make sure I can configure both sides properly.
My test Server is on a [...]]]></description>
		<link>http://www.networkjack.info/blog/2010/03/11/site-to-site-vpn-with-mac-os-x-server-and-a-netscreen/</link>
			</item>
	<item>
		<title>Optimizing a NetScreen 5GT as a Transparent Firewall</title>
		<description><![CDATA[We have some Windows-based servers that we colocate for some clients.
We&#8217;ve always insisted that those devices sit behind some sort of protection and for a long time, we&#8217;ve used a Cisco 2621 as  a screening router for a smaller subnet of our main address space. Any traffic that wanted to reach the protected IPs was [...]]]></description>
		<link>http://www.networkjack.info/blog/2009/02/25/optimizing-a-netscreen-5gt-as-a-transparent-firewall/</link>
			</item>
	<item>
		<title>noatime for Mac OS X Server boot disk</title>
		<description><![CDATA[The new G4 MacMini with the SSD is running beautifully. However, there is one little detail I&#8217;d like to take care of to help prolong the life of the SSD: disable the atime updating in the file system.
When we build out Linux servers, one of the configuration changes we always make is to add a [...]]]></description>
		<link>http://www.networkjack.info/blog/2009/01/08/noatime-for-mac-os-x-server-boot-disk/</link>
			</item>
	<item>
		<title>Solving the MySQL on Windows Open File limit &#8211; VMWare Linux</title>
		<description><![CDATA[This is a continuation of the saga of helping a customer of ours with their MySQL on Windows issues.
The basic premise is that MySQL 5 running under Windows has problems with large numbers of connections/open files.
We initially presented our client with 2 choices for solving their problem:

Setup MySQL on a different server running Linux
Move their [...]]]></description>
		<link>http://www.networkjack.info/blog/2008/12/20/solving-the-mysql-on-windows-open-file-limit-vmware-linux/</link>
			</item>
	<item>
		<title>Mac Mini VPN Server with internal SSD</title>
		<description><![CDATA[In our continuing adventures of putting the highly versatile Apple MacMini to work in all sorts of applications:
A customer of ours has a specialized application that is extremely low bandwidth, but needs to be able to be accessed through a VPN connection to a protected network resource. All the usual suspects for providing this kind [...]]]></description>
		<link>http://www.networkjack.info/blog/2008/12/20/macmini-vpn-server-with-internal-ssd/</link>
			</item>
	<item>
		<title>Migrating Maildir Mailstore between servers</title>
		<description><![CDATA[There are times when managing ECMSquared installs where a customer will want to migrate to a new piece of  hardware.
One the biggest chores is migrating all of the stored mailbox data. When we migrate a customer from EIMS (Eudora Internet Mail Server) or another product to ECM, the migration must go through a IMAP [...]]]></description>
		<link>http://www.networkjack.info/blog/2008/12/19/migrating-maildir-mailstore-between-servers/</link>
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