Cisco, Juniper pry open WAN linksWith companies putting ever more computing power into centralized data centers, WAN connections to those data centers are under ever more pressure. Cisco and Juniper both happen to be announcing products that address this issue. Click here for full details.Red Hat to buy JBoss for at least $350 millionRed Hat Monday announced it has signed a definitive agreement to buy open source Java software vendor JBoss for about $350 million in cash and stock. Click here for more.This year's hottest jobs in ITWhat IT skills are in? Which ones are out? Our article takes a closer look. Read it now.Storage virtualization off to a slow startThree years' worth of market hype hasn't been able to overcome this apparent truth about multivendor storage virtualization: Virtually no one is doing it. Click here for more.Virus threatens PCs running Linux or WindowsHackers have released a sample code for a virus that could infect both Linux and Windows PCs. Click here for more.Quarantine dirty systemsNetClarity's Gary Miliefsky sits in the Network World Hot Seat to explain how his company's security technology picks up where anti-virus, firewalls, intrusion detection and intrusion prevention leave off. Watch it now.Today on Layer 8, we put the ram in the rama-lama-ding-dong:Google to track users via Wi-Fi; Oklahoma bureaucrat takes on Linux; how to have a cyber-Passover; and the winner of our latest Weekly Caption Contest; all this today and more at your home for not-just-networking newsFor news updated throughout the day, go to Network World's NetFlash news page.