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

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 41.67Mpps-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 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 - #0