28-port Layer 2 Gigabit Stackable Managed Switch D-Link DGS-3000-28SC

Designed for Gigabit Metro/Campus Access

- 20-Port 100/1000 SFP ports and 4 Combo 10/100/1000BASE-T/SFP ports with 4 10G SFP+ uplink ports

High Bandwidth Physical Stacking

- Up to 40 Gbps Full-Duplex Stacking Bandwidth

- Up to 6 units per stack

Reliable Hardware and Software Features

- 6 kV surge protection for Ethernet ports

- Redundant Power Supply (RPS) support

- 50 ms Ethernet recovery mechanism for various network topologies

- Protocol-less loop detection protect network from uncontrolled grey area

Outstanding Triple Play Support

- Multiple Set-Top Box (STB) per leased line

- Easy channel and service package management

- Strict STB authentication

Data Leakage Prevention

- Several user/device authentication methods

- Clientless user/device authentication, easy to deploy

- Strict address binding to prevent malicious attack

Specifications

Model DGS-3000-28SC

Interface

Ports 20-Port 100/1000 SFP ports

4-Port Combo 10/100/1000BASE-T/SFP

4-Port 10G SFP+

Console Port RJ-45 Connector

Performance

Switching Capacity 128 Gbps

64-byte Max. Forwarding Rate 95.24 Mpps

MAC Address Table Size 16K Entries

DRAM for CPU 256 MB

Packet Buffer 1.5 MB

Jumbo Frame 13 KBytes

Physical

Acoustic 49.5 dB

Heat Dissipation 118.69 Btu/h

Weight 2.156 Kg

Dimensions 440 x 209.9 x 44mm

Power Input AC Input 100 to 240 V AC, 50 to 60 Hz Internal Universal Power Supply

Maximum Power

Consumption 56.2 W