D-Link DSS-200G-28MPP/E

28-Port Gigabit Ethernet PoE++ Surveillance Switches
-24 x 10/100/1000 Mbps 4 x Combo 1000 Mbps (518W)
-Switching Capacity 56Gbps
-Maximum Forwarding Rate 41.67Mpps
-MAC Address Table size – 8K
-Packet Buffer 4.1MBits
-Memory DDR3 128MB
-Flash 32M Memory
-PoE Power Budget 518W 90W Max per PoE port – Active PoE Port 1 to 8 – 30W max PoE port 9 to 24
-53.0 dBA Sound profile
-DIP switches to enable QoS and Extended Mode 250M@10Mbps (DIP port 1 –8 – Web Port 1-24 control)
-VLAN feature supported
-Port based, 802.1Q Tagged, Auto Surveillance, Voice, Management, Asymmetric and VLAN Groups 128 Static Groups. Maximum 4094 VIDs.
-L2 Feature available
-Flow Control & HOL blocking prevention
-Jumbo Frames up to 10,240 bytes
-IGMP Snooping v1/v2
-802.3ad Supports 5 groups per device and 8 ports per group
-G.8032 ERPS – Ethernet Ring Protection Switching
-LLDP Link Layer Discover Protocol
-Port Mirroring
-QoS options – 4 Queues per port. With Strict model or Weighted Round Robin
-Port-based Bandwidth Control(Rate Limiting)
-Security features such as
-D-Link Safeguard Engine, Traffic segmentation, Broadcast/Multicast and Unknown Unicast Storm Control. DoS Attack Prevention system.
-Energy saving Green features
-LED shut off, Port Shut off, System Hibernation, IEEE 802.3az EEE and time based PoE