Enterasys Networks, Inc. Manufactures Midspan Power over Ethernet Hubs. Enterasys Networks, Inc. Manufactures and supplies identity-based, service-oriented networking hardware and security software. The Midspan Power over Ethernet Hubs allow for simple and efficient monitoring and control of the network devices, including tasks such as remote power-off/power-on, UPS power monitoring and web-based monitoring. This technology, when used in conjunction with a centralized UPS, provides a cost-effective means to upgrade to PoE and ensures continuous operation during power failures, while eliminating the time and cost of installing separate power cabling.