D-LINK DGS-2000-28P 24-Port 10/100/1000BASE-T PoE + 4-Port 100/1000 Mb

24-Port 10/100/1000BASE-T PoE + 4-Port 100/1000 Mbps GbE/SFP Combo Ports Managed Access Switch- 24 x 10/100/1000BASE-T PoE ports- 4 x 100/1000 Mbps GbE/SFP combo ports- Switching Capacity 56 Gbps- PoE Capable Ports 1-24- PoE Power Budget 193W- Layer 3 Features: IPv4/v6 Interface (Max. 4 IPv4/IPv6 Interfaces), Static Route, Max. 128 ARP Entries, Supports 128 Static ARP entries, IPv6 Neighbour Discovery (ND) 256 Entries- Layer 2 Features: Supports IEEE 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, 8K 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 surveillance VLAN, Voice VLAN- Access Control, Authentication for management access (local/RADIUS)- MTBF 469,262 hours- Acoustic High speed: 51.7 dB(A), Low speed: 44.9 dB(A)- Ventilation: 2 x Smart Fan- Weight 3.75 kg- 19-inch standard rack-mount width. 1U height. Dimension 440x250x44mm - #Switch Managed