With all of the news of IPv4 running out of address space ( http://www.bbc.co.uk/news/technology-12306573 ) it might be time to start brushing up on your IPv6. Not that I would be worried about getting any more IPv4 addresses anytime...
A blog for system administrator and managers looking for explanations of vulnerabilities and exploits, with special attention paid to virtualization tips and tricks. Irregular Expressions will go into detail explaining the why and how of vulnerabilities and accompanying exploits.