Layered Technologies, a provider of on-demand IT infrastructure, announced that its recently completed network upgrades to further strengthen its ability to handle complex requirements of enterprise-class customers for traditional and virtualization platforms, while simultaneously positioning Layered Tech to effectively manage its rapid growth. Network investments include expanding its number of carriers so that customers have a blend of Internet pathways. Level 3 Communications, Global Crossing and Sprint give Layered Tech's customers strong overseas access, while SAVVIS, Internap and Time Warner provide U.S. Internet access. Layered Tech also enhanced access between its data centers with 10-gigabit circuits, while hardware upgrades include new Cisco switches in VSS configuration. The upgrades and improvements have resulted in faster, more reliable access for Layered Tech customers, the company said.