DEMO 2006: Gadgets galoreNetwork World\u2019s DEMO 2006 show is here, with all the gadgets that come with it. Take a look at the management technologies being showcased, or the high-tech ice-cream machine running Linux and a wireless network. There\u2019s even a video of it. Plus: Jump into our Demo blog, continuously updated with new gadgets as they are revealed at the show.Symantec sees future in online protection servicesThough the technology may still be in the lab, Symantec says its plans for the future include the delivery of online protection services that prevent phishing and identity theft while also warning about spyware-infested Web sites. Click here for more.Lucent buys assets of beleaguered RiverstoneLucent and Riverstone Networks have signed a definitive asset purchase agreement under which Lucent will acquire substantially all of Riverstone's business operations for $170 million in cash. Over the last year, Lucent and Riverstone have worked together in a strategic alliance, delivering carrier Ethernet routers to service provider customers. This transaction provides Lucent with next-generation Ethernet infrastructure. Click here for more.Cisco beats Q2 earnings estimatesCisco's second quarter earnings beat analyst expectations on revenue in line with those forecast. Click here for more.Microsoft OneCare PC maintenance service coming in JuneMicrosoft will launch its Windows OneCare Live PC maintenance service in June, the company said Tuesday. The product, which has been available for free in beta since November, will be sold for $49.95 per year, and certain beta users will be able to purchase the service for a reduced rate of $19.95. Click here for more.