The Cisco ESW-520-48P, part of the Cisco Small Business Pro Series, is a group of managed Ethernet switches that provide wire-speed Fast Ethernet and Gigabit Ethernet connectivity, integrated security, quality of service (QoS), and Power over Ethernet (PoE) to support all of your business network needs. These switches integrate easily with Cisco Small Business Pro products as well as the Cisco Smart Business Communications System to provide a complete data, voice, video, and wireless networking solution for your business. Small Business Pro Ethernet Switch
