Cisco N520-X-20G4Z-A Router - 4 Ports - 4 RJ-45 Port(s) - 20 SFP (mini-GBIC) Slots, SFP+ Slots - 10 Gigabit Ethernet - IEEE 802.1ag - 1U - Rack-mountable - 1 Year

Cisco® Network Convergence System (NCS) 520 are next-generation Layer 2 and Layer 3 capable, MEF 3.0 Certified, network demarcation devices for service providers. These 10 Gigabit Ethernet demarcation points redefine the demarcation between the customer LAN and a service provider's mobile and cloud applications. They provide standards-based demarcation as defined by the Metro Ethernet Forum (MEF) for Carrier Ethernet services such as Ethernet point-to-point line (ELINE) and Ethernet multipoint-to-multipoint (ELAN) services, E-Tree, Access E-Line, Transit E-Line and Quality of Service (QoS).