Since I had to figure out how to limit outbound traffic by domain today I thought I would post the procedure for everyone to enjoy. Listed below are the configuration changes that I made to our main postfix gateway server. Add the following lines to /etc/postfix/master.cf. You could also copy the smtp line and rename [...]
Archive for the ‘Open Source Software’ Category
7 Jul
Mailing List Blues
The Conference mailing list server is down again. I’ve been monitoring disk utilization on the list server for awhile now in an attempt to keep the server up until after the building move. Once I realized that we were going to run out of space again I decided to take the server down preemptively. We [...]
25 Jul
Is Sugar The Laptop Or The Operating System?
Nicholas Negroponte is at it again, giving an interview in Singapore and discussing the major failings of the OLPC project. I was struck by one thing that he said: Putting a crank-shaft on the XO laptop was a mistake, but the biggest mistake was not having Sugar run as an application “on a vanilla Linux [...]
25 Jul
Microsoft Not So Altruistic After All
I recently wrote that Microsoft suddenly released some code to the open source community. Turns out their motives weren’t as pure as first thought: Sometimes, some things are just too good to be true. Earlier this week, Microsoft made a relatively stunning announcement that it would contribute some 20000 lines of code to the Linux [...]
20 Jul
Microsoft Stuns Linux Community
This is absolutely stunning: In an historic move, Microsoft Monday submitted driver source code for inclusion in the Linux kernel under a GPLv2 license. The code consists of four drivers that are part of a technology called Linux Device Driver for Virtualization. The drivers, once added to the Linux kernel, will provide the hooks for [...]
8 Jul
Google Chrome OS
It’s official. I will be installing it on my Dell Mini 9 net book as soon as it is available! Google Chrome OS is an open source, lightweight operating system that will initially be targeted at netbooks. Later this year we will open-source its code, and netbooks running Google Chrome OS will be available for [...]
26 Jun
Sugar On A Stick
The MIT Technology Review has published an article detailing the latest efforts on behalf of the Sugar Labs project. The newest version of the Sugar operating system is designed to install on a USB thumb drive or CDROM. If it is installed on a thumb drive then user files can be written to it and [...]
