Sound familiar? We've all been there--asked to come up to speed quickly on technologies outside our expertise and experience. For every IT staffer and manager stuck in this situation, InformationWeek has created this Survival Guide. Tuck it away for the next time you get asked about network access control, open source, or virtualization. We've highlighted the opportunities for cost cutting and innovation and the keys to success. It's meant to help get you through the next business technology storm, because you can be sure it's coming.