The NetVanta 1560 Series of enterprise-class, fully managed Gigabit POE+ switches are the best switches for Voice over IP (VoIP). They are purpose built for enterprises looking to upgrade their networks with high-performance, reliable, scalable and easy-tomanage switching solutions. The NetVanta 1560 switches offer advanced multi-layer switching, high-bandwidth capabilities, voice-aware features, and the right functionality to enable scaling from small business to enterprise-sized networks. 12 Port Managed Layer 2/3 Gigabit Ethernet Switch. Includes 8 -10/100/1000Base-T access ports, 2 SFP/RJ45 combo 1GigE uplink Ethernet Ports capable of 1 Gbps. Features include static routing, OSPFv2, DHCP, 802.1Q VLANs, GVRP, QoS, Rate Limiting, Shaping/Policing, ACLs, 802.1w Rapid Spanning Tree, 802.3ad Link Aggregation, IGMP, MLD, CLI, HTTP GUI, UPnP, SSH, SSL, RADIUS, SNMP. Provides up to 30 watts/port (150 watts maximum for entire switch) of 802.3af(PoE) and 802.3at(PoE+) compliant power. Desktop 1U housing with wallmount or rackmount capability. 8, 24, or 48 10/100/1000Base-T ports Up to four SFP+ ports with support for 10 Gbps RJ-45 console port and micro USB port for management Non-blocking Layer 2 and Layer 3 switching capacity up to 176 Gbps Fully managed (Web GUI, CLI, SNMP, JSON-RPC) Industry standard CLI and config 802.3at (POE+), 802.3af (PoE) and Legacy PoE Feature-rich ADTRAN Mosaic Switch Engine for enterprise Ethernet switching Supports 802.1q VLANs and trunking, STP, IGMP Advanced smart switching features (ACLs, L2/L3/L4 DiffServ, QoS policies, LACP link aggregation, broadcast control, denial of service protection) Faster VoIP deployments with VoIP VLAN and discovery Port queue-level policing and shaping NetVanta 1560-24-740W Chassis: 1U, 19in. (48.26cm) Rackmountable Dimensions: 1.73 in. x 17.4 in. x 8.31