This is an open box item NEVER used. Was a spare no longer needed ProSafe Gigabit PoE/PoE+ 48 Port Smart Managed Switch with 4 SFP Ports Auto Voice VLAN and Auto Video VLAN help deploy VoIP systems and IP-based surveillance systems Static routing helps to route internal traffic for more efficient use of network resources Energy Efficient Ethernet (802.3az) support for more energy saving Dynamic VLAN assignment for easy user authentication and location-independent access to network 4 Dedicated SFP ports provide fiber uplinks and uplink redundancy/failover, improving reliability and availability for network virtualization Total Ports: 52 Gigabit Ethernet Ports: 48 RJ45 PoE Ports: 8 802.3at PoE+, 40 802.3af PoE SFP Ports: 4 IEEE Protocols: 802.3, 802.3i/u/ab, 802.3ad, 802.3ae, 802.3x, 802.3az, 802.3z, 802.3at/af, 802.1D, 802.1w, 802.1s, 802.1x, 802.1p, 802.1Q, 802.1ab LEDs: Speed, Link, Activity, Power Status, Fan Status, PoE Power Status Max PoE Consumption: 384W Bandwidth: 104 Gbps Forwarding Modes: Store and forward Buffer Packet Memory: 8 MB Address Database Size: 8,000 Mean time between failures (MTBF): 220,447 hours Jumbo frame support up to 9k packet size Number VLANs Supported: 256 Priority Queues: 4 IGMP Snooping v1/v2/v3 MLD Snooping v1/v2 DHCP Client IPv4/IPv6 DSCP and TOS L2 MAC, L3 IP, and L4 Port ACLs SNMP v1/v2c/v3 Port Mirroring Cable Test utility Security: 802.1x RADIUS Authentication, Guest VLAN, Network Storm Protection, Broadcast/Unicast/Multicast Protection Package Contents: Gigabit Switch, power cord, rack-mounting kit, resource CD