
Layer 2 Gigabit Managed Switch
DGS-3000 Series
The DGS-3000 Series is part of the Layer 2 family of D-Link’s managed switch product line that
provides wired Gigabit speed access for metro and campus networks. The two embedded 10G
SFP+ ports on the DGS-3000-26TC guarantee performance during aggregation of numerous
Gigabit connections. The DGS-3000 Series is designed as a 1U rackmount case suitable for
desktops and telecom cabinets. The DGS-3000-10TC is more compact, using a 9-inch case
that comfortably ts in telecom distribution boxes. The smaller dimensions provide better air
ow in limited spaces and also make cable management easier. The embedded alarm port of
DGS-3000-24TC/26TC allows for input of external sensors to detect potential threats such as
open doors or cabinet overheating which then trigger warning events. This makes it ideal for
wide deployment across any metropolitan environment.
Reliable Networking
All of the Ethernet ports of the DGS-3000 Series support 6kV surge/lightning protection. This
feature protects the switch from power surges due to lightning or improper electrical wiring
when the Ethernet cables are exposed in open spaces, such as in old buildings. The switch
also provides an additional power connector for connection to D-Link’s DPS-200 Redundant
Power Supply, or a stable, protected 12VDC backup power source in case of a main power
failure. For Ethernet link fail-over, the DGS-3000 Series supports 802.1D Spanning Tree Protocol
(STP), 802.1w Rapid Spanning Tree Protocol (RSTP), and 802.1s Multiple Spanning Tree Protocol
(MSTP), to allow automatic backup of bridge paths. Using these features, the transmission
and reception of frames can be guaranteed even during a network failure. For mission critical
environments, the switches also support ITU-I G.8032 Ethernet Ring Protection Switching
(ERPS); trac can be rerouted around the ring within 50 milliseconds, minimizing disruption to
service. D-Link Loopback Detection (LBD) is a protocol-less loop detection function that prevent
loop events from causing congestion in uncontrolled network segments such as unmanaged
switches or customer networks. The DGS-3000 Series also support 802.1AX and 802.3ad Link
Aggregation, which allows grouping of multiple ports in parallel to increase bandwidth and
redundancy for high availability and load sharing in a multi-client environment.
Features
Designed for Gigabit Metro/Campus Access
• 8 10/100/1000BASE-T ports and 2 combo
10/100/1000BASE-T/SFP uplink ports
• 20 10/100/1000BASE-T Gigabit ports and 4
combo 10/100/1000BASE-T/SFP ports
• 20 10/100/1000BASE-T Gigabit ports and 4
combo 10/100/1000BASE-T/SFP ports with 2 10G
SFP+ uplink ports
• Alarm/event trigger for external sensors
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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
Future Ready Metro Access
Cost eective Gigabit access and 10G uplinks provide
enough bandwidth for future broadband access; IPv6
support provides a seamless migration path for ISPs.
Outstanding Triple Play Support
Comprehensive IPTV and QoS features help provide
ISP better ROI (Return of investment) per xed line.
Reliable, Secure Network
Various hardware and software designs protect your
network from physical damage and malicious attacks.
Product Highlights
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