D-LINK DGS-2000-52MP 48-Port 10/100/1000BASE-T PoE+ 4-Port 100/1000 Mb

48-Port 10/100/1000BASE-T PoE + 4-Port 100/1000 Mbps GbE/SFP Combo Ports Managed Access Switch- 48 x 10/100/1000BASE-T PoE ports- 4 x 100/1000 Mbps GbE/SFP combo ports- Switching Capacity 104 Gbps- PoE Capable Ports 1-48- PoE Power Budget 370W- Layer 3 Features: IPv4/v6 Interface (Max. 4 IPv4/IPv6 Interfaces), Static Route, Max. 128 ARP Entries, Supports 128 Static ARP entries, IPv6 Neighbor Discovery (ND) 256 Entries 802.3ad Link Aggregation (Supports max. 8 groups, 8 ports per group), Port-based Q-in-Q, Loopback detection, Spanning Tree Protocols: 802.1D STP, 802.1w RSTP, 802.1s MSTP, 16K MAC address table and Jumbo Frame up to 10,000 Bytes- Quality of Service (QoS) - Bandwidth Control, Queue handling, 8 outbound queues- Management: Web-based GUI (IPv4/IPv6), Full Command Line Interface (CLI) through Telnet, SSH and the console port, D-Link Network Assistant Utility (DNA) - Access Control Lists (ACLs) - Security: SSH, Port security (up to 64 MAC addresses per port), Smart IP Mac-Port Binding (Smart IMBP), Broadcast/Multicast/Unicast Storm Control, IP Inspection, (IP Source Guard), Duplicate Address Detection (DAD), D-Link Safeguard Engine, DoS attack prevention, Traffic segmentation- VLAN Asymmetric VLAN, Auto VLAN surveillance, Voice VLAN- Access Control, Authentication for management access (Local/RADIUS) - MTBF 236.667 hours- Acoustic High speed: 52.4 dB (A), Low speed: 47.6 dB (A) - Ventilation 3 x Smart Fan- Weight 6.26 kg-19-inch standard rack-mount width. 1U height. Dimensions 440 x 430 x 44 mm - #Switch Managed