D-LINK DSS-200G-28MP 28-Port Gigabit Ethernet PoE+ Surveillance Switch

28-Port Gigabit Ethernet PoE+ Surveillance Switches-24 x 10/100/1000 Mbps 4 x Combo 1000 Mbps (370W) -Switching Capacity 56Gbps - Maximum Forwarding Rate 41.67 MPPS-Mac Address Table size - 8K-Packet Buffer 4.1Mbits-Memory DDR3 128MB-Flash 32M Memory-PoE Power Budget 370W 30W Max per PoE port - Active PoE Port 1 to 24-53.0 dBA Sound Profile-DIP switches to enable QoS and Extended Mode 250M @10Mbps (DIP port 1 - 8 - Web Port 1-8 control) -VLAN feature-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 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 - #0