New virus can pass from PCs to mobile devicesA security association is reporting what it says is the first virus that can pass from a PC to a mobile device and then erase files. Click here for all the details.HP details CMDB plansHP this week is set to share details on its plans for integrating Peregrine Systems' technology into its OpenView management software portfolio and to unveil its strategy for delivering a configuration management database that the company says will help customers collect data from myriad sources. Click here for more.Microsoft to announce Origami device this week?Is Microsoft planning to announce details of a new portable device codenamed Origami later this week? That is the question raised by a Web site called Origami Project. Click here for more. Also: Check out what\u00a0Buzzblog has to say about Origami.Survey: Cost is biggest concern of WAN outsourcingConcerns about cost are at the forefront of IT executives\u2019 minds when evaluating WAN services outsourcing, according to a study released Monday. Click here for more.Network World Hot Seat: Finding a niche in virtualizationIn this week's Network World Hot seat, CEO John Thibault makes a bold case for why Virtual Iron does data center virtualization better than the big boys. Watch it now.Application acceleration across the WANGet your questions answered. We have vendors with four different approaches to WAN acceleration online this week to answer all your questions. Click here to join in the discussion.The Best IssueAmong more than 200 products tested, 48 finalists, including 10 ultimate winners, rise above. Plus: Get detailed results and in-depth test analysis of all Best of the Tests winners and finalists, and a guide to all 200 products tested. Click here for more.For news updated throughout the day, go to Network World's NetFlash news page.