• Archive for November, 2009

    Force udev to reassign ethX identifiers in Ubuntu 8.04

    by  • November 20, 2009 • linux, networking • 0 Comments

    Quick tip: If you have replaced your network cards in Ubuntu 8.04, or in my case imaged a Ubuntu install across many PC’s, and would like udev to redetect network cards and reassign ethX identifiers beginning with eth0, run the following command. sudo mv /etc/udev/rules.d/70-persistent-net.rules /etc/udev/rules.d/70-persistent-net.rules.old Then reboot the machine, and udev will recreate 70-persistent-net.rules, [...]

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    Some resources for fixing IE6 WordPress site rendering

    by  • November 8, 2009 • css, ie6, internet explorer 6, png fix, validation, Wordpress • 1 Comment

    I’m in the process of deploying a website which has recently been rebuilt in WordPress to take advantage of the CMS back end and easy administration. Though the site before WordPress was originally working fine in IE6/7/8, Firefox, Safari, Opera and Chrome I’m now looking for any cross-browser issues that have snuck in during development. [...]

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    Creating a Netfilter kernel module which filters UDP packets

    by  • November 2, 2009 • kernel module, linux, netfilter, networking • 12 Comments

    Last time we created a Netfilter kernel module which simply dropped all packets which gave the structure and functions that need to be implemented for a Netfilter module to work. This time, we’ll extend the functionality to poke into the IP header, specifically the protocol field, in order to perform functionality specific to a packet [...]

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