D-Link DGS-1250-28XMP Smart Managed PoE Switch, 24 Port 10-Gigabit + 4 Port SFP+

Ports:

24 x 10GBASE-T RJ-45 ports (supporting 10G/5G/2.5G/1G/100M speeds)

4 x SFP+ ports (for 10G fiber uplinks)

Switching Capacity: 560 Gbps

Forwarding Rate: 416.67 Mpps (million packets per second)

MAC Address Table: 32,768 entries

Packet Buffer: 12 MB

Jumbo Frame Support: Up to 12,000 bytes

Power Supply: Internal 100-240V AC, 50/60 Hz

Dimensions: 440 x 310 x 44 mm (17.32 x 12.2 x 1.73 inches)

Weight: 4.5 kg (9.92 lbs)

Rack Mountable: Yes (1U rack mount)

PoE Specifications

PoE Standard: IEEE 802.3af/at (PoE/PoE+)

PoE Ports: All 24 10GBASE-T ports support PoE

Power Budget: 370W total (up to 30W per port)

PoE Management: Per-port power control, scheduling, and priority settings

Power Detection: Automatic detection of PoE devices

Software and Management Features

Management Type: Smart managed (web-based GUI, command-line interface via Telnet/SSH, SNMP v1/v2c/v3)

VLAN Support: Port-based, 802.1Q tagged, up to 4,094 VLANs

QoS (Quality of Service): 8 priority queues, DSCP, CoS, bandwidth control

Security: 802.1X port-based authentication, MAC address filtering, ARP spoofing prevention, DHCP snooping, IP-MAC-Port binding

Link Aggregation: Static and dynamic (LACP) with up to 8 groups

Spanning Tree: STP, RSTP, MSTP

IGMP Snooping: v1/v2/v3 for multicast efficiency

Loopback Detection: Prevents network loops

Port Mirroring: One-to-one and many-to-one

Firmware Updates: Via web interface or TFTP

Monitoring: RMON, port statistics, event logging