28-Port Gigabit PoE Metro Ethernet Switch D-Link DGS-1210-28P/ME

- 24 x 10/100/1000BASE-T PoE ports

- 4 x SFP ports

- Supports 802.3at Power over Ethernet

- Comprehensive Layer 2 features including Link Aggregation, Port-based Q-in-Q, and VLAN trunking

- Enhanced network security with IP-MAC Port-Binding (IMPB), Access Control List (ACL), and IEEE 802.1X

- Embedded 6 kV surge protection, sub-50 ms recovery ERPS, and Dying Gasp provide optimal reliability

Specifications

Model DGS-1210-28P/ME

Hardware Version B1

Interface

Size 19-inch standard rack-mount width, 1U height

Interfaces 24 10/100/1000BASE-T PoE

4 1G SFP

Port Standards & Functions Ports 1 to 24 compliant with IEEE 802.3at

Console Port RJ-45 console port

Network Cables UTP Cat. 5, Cat. 5e (100 m max.)

Full/Half-Duplex Full/half-duplex for 10/100 Mbps speeds

Full-duplex for 1000 Mbps speeds

Media Interface Exchange Auto MDI/MDIX adjustment for all twisted-pair ports

Performance

Switching Capacity 56 Gbps

Forwarding Method Store-and-forward

64-byte Max. Forwarding Rate 41.7 Mpps

MAC Address Table Size 16K entries

MAC Address Update Up to 256 static MAC entries

CPU Memory 256 MB DDR3

Packet Buffer 1.5 MB

Flash Memory 32 MB

LEDs

Power (per device) Yes

Console (per device) Yes

Link/Active/Speed (per port) Yes

Fan Error Yes

Physical

Acoustic High speed: 52.9 dB(A)

Low speed: 45.3 dB(A)

Weight 3.34 kg

Dimensions 440 x 210 x 44 mm

Power Input AC Input: 100 to 240 V AC, 50/60 Hz

Maximum PoE Budget 193 W

Ventilation 2 x Smart fans

Power Surge Protection All Gigabit Ethernet ports support IEC 61000-4-5 surge protection

Operating Temperature -5 to 50 °C (23 to 122 °F)

Storage Temperature -40 to 70 °C (-40 to 158 °F)

Operating Humidity 10% to 90% non-condensing

Software

L2 Features MAC address table: 16K entries

Spanning Tree Protocols

Loopback detection

Mirroring

L2 Protocol Tunneling (L2PT)

Link aggregation