HPE FlexNetwork 5140 EI Switch Series The HPE FlexNetwork 5140 EI Switch Series comprises Gigabit Ethernet switches that support static, OSPF and RIP Layer 3 routing, convenient fixed 10GbE uplink ports, PoE+, ACLs, IPv6 and delivers energy savings with Energy Efficient Ethernet. Unique Intelligent Resilient Fabric (IRF) technology creates a virtual fabric by managing several switches as one logical device, which increases network resilience, performance, and availability, while reducing operational complexity. These switches provide Gigabit Ethernet access and can be used at the edge of a network or to connect server clusters in small data centers. High availability, simplified management, and comprehensive security control policies are among the key features that distinguish this series.