D-Link DGS-3420-28PC/E, Managed, L2+, Gigabit Ethernet (10/100/1000), Power over Ethernet (PoE), Rack mounting, 1U

Mfr. Part #: DGS-3420-28PC/E
Brand: D-link
Condition: Refurbished
  • Warranty: 90-day return/replacement

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D-Link DGS-3420-28PC/E network switch Managed L2+ Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black

D-Link DGS-3420-28PC/E network switch Managed L2+ Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black
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DGS-3420-28PC/E Overview

Unparalleled Flexibility
Easily deployed and simple to manage, the DGS-3420 can be virtually stacked with any switch that supports D-Link’s Single IP Management (SIM) to form a multi-level network structured with backbone and centralised high-speed servers. The virtual stack can include units located anywhere on the same network domain, eliminating cable distance barriers, limitations of physical stacking, and the need for stack cabling.

Redundant Ring Stacking
Alternatively, depending on whether linear or fault-tolerant ring stacking is implemented, users can use one or two 10-Gigabit SFP+ ports to create a physical stack1. Switches in the stack are hot-swappable to minimise network downtime in case a replacement is required, eliminating single points of failure. Up to 12 units or 576 Gigabit ports can be configured for a stack using direct attached cables** allowing high bandwidth and high port densities on the already cost efficient DGS-3420 Series.

Security, Performance & Availability
The DGS-3420 Series provides a complete set of security features including L2/L3/L4 multi-layer Access Control Lists and 802.1x user authentication via TACACS+ and RADIUS servers.

The DGS-3420 Series offers extensive VLAN support including GVRP and 802.1Q VLAN to enhance security and performance. A robust set of L2/L3/L4 QoS/CoS solutions help ensure that critical network services such as VoIP, ERP, Intranet, and video conferencing are served with proper priority. The DGS-3420 Series provides D-Link’s Safeguard Engine to increase the switch’s reliability, serviceability, and availability to prevent malicious flooding traffic caused by worms or virus infections. Bandwidth Control can be flexibly set for each port using pre-defined thresholds to assure a committed level of service for end users. For advanced applications, flow-based bandwidth control allows easy fine tuning of service types based on specific IP addresses or protocols.

IPv6 Technology
The DGS-3420 Series also features comprehensive IPv6 support, including IPv6 Tunnelling, ICMPv6, DHCPv6, RIPng, etc. With 10-Gigabit connectivity and IPv6 support, the DGS-3420 Series enables you to future-proof your network for cost efficiency and longevity while meeting the requirements for IPv6 capable network devices in the coming years.

D-Link Green Technology
D-Link is striving to take the lead in developing innovative and power-saving technology that does not sacrifice operational performance or functionality. The DGS-3420 Series implements the D-Link Green Technology, which includes a power saving mode, smart fan, reduced heat dissipation, and cable length detection. The power saving feature automatically powers down ports that have no active link. The Smart Fan feature allows for the built-in fans to automatically turn on at a certain temperature, providing continuous, reliable and eco-friendly operation of the switch. The Time Based PoE feature allows to create a schedule when the PoE delivery can be disabled and save more energy.

Features

- 24 Gigabit PoE+ ports, 4 SFP Combo ports and Four 10Gigabit SFP+ ports
- Supports 802.3af (PoE) and 802.3at (PoE Plus) on all ports*
- Physical stacking up to 12 units, virtual up to 32
- Web-based GUI for easy management
- Comprehensive security features, including Microsoft NAP
- Comprehensive IPv6 support
- Green technology – Power-saving mode, time-based PoE, Smart Fans
- Limited Lifetime Warranty
- Advance Warranty Replacement (24 Hour Cross-shipment)

24 x 10/100/1000 Mbps, 4 x SFP, 128 Gbps, 1U, 5.75 kg, Black, EU Plug

  • Managed L2+
  • Quality of Service (QoS) support
  • Basic switching RJ-45 Ethernet ports quantity: 24 Console port: RJ-45
  • 10G support
  • MAC address table: 16000 entries Switching capacity: 128 Gbit/s
  • Access Control List (ACL)
  • 1U Rack mounting
  • Power over Ethernet (PoE)

Summary Description

D-Link DGS-3420-28PC/E, Managed, L2+, Gigabit Ethernet (10/100/1000), Power over Ethernet (PoE), Rack mounting, 1U

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DGS-3420-28PC/E Specifications

Overview
Manufacturer:
D-Link
Stock:
In Stock.
Stock updated on:
2024-09-18
Management features
Switch type
Managed
Switch layer
L2+
Quality of Service (QoS) support
Yes
Ports & interfaces
Basic switching RJ-45 Ethernet ports quantity
24
Basic switching RJ-45 Ethernet ports type
Gigabit Ethernet (10/100/1000)
Gigabit Ethernet (copper) ports quantity
24
SFP module slots quantity
4
SFP+ module slots quantity
4
Console port
RJ-45
Network
Networking standards
IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1v, IEEE 802.1w, IEEE 802.3ah, IEEE 802.3x
10G support
Yes
Port mirroring
Yes
IP routing
Yes
Routing entries
1000
Flow control support
Yes
Broadcast storm control
Yes
Spanning tree protocol
Yes
VLAN support
Yes
Number of VLANs
4000
Data transmission
Switching capacity
128 Gbit/s
MAC address table
16000 entries
Jumbo frames support
Yes
Packet buffer memory
2 MB
Security
DHCP features
DHCP server, DHCP client
Access Control List (ACL)
Yes
IGMP snooping
Yes
MAC address filtering
Yes
SSH/SSL support
Yes
Multicast features
Multicast support
Yes
Design
Rack mounting
Yes
Form factor
1U
Product colour
Black
Performance
Noise level
52.8 dB
Mean time between failures (MTBF)
20619 h
Power
AC input voltage
100 - 240 V
AC input frequency
50 - 60 Hz
Power consumption (typical)
478 W
Power over Ethernet (PoE)
Power over Ethernet (PoE)
Yes
Operational conditions
Operating temperature (T-T)
0 - 50 °C
Storage temperature (T-T)
-40 - 70 °C
Operating relative humidity (H-H)
10 - 90%
Storage relative humidity (H-H)
5 - 90%
Weight & dimensions
Width
441 mm
Depth
380 mm
Height
44 mm
Weight
5.75 kg

Frequently Asked Questions

What primary switching capacity does the D-Link DGS-3420-28PC/E offer for enterprise environments? +
The DGS-3420-28PC/E is a high-performance Layer 2+ managed switch designed for demanding enterprise networks. It features Gigabit Ethernet connectivity across its ports, ensuring reliable throughput for data-intensive applications. With its robust switching architecture, this unit effectively handles heavy traffic loads, making it an ideal choice for businesses requiring consistent network performance and low latency for their daily operations.
How does the Power over Ethernet (PoE) capability on this switch benefit office deployments? +
This model provides integrated PoE functionality, which simplifies the deployment of network-connected devices like VoIP phones, wireless access points, and surveillance cameras. By delivering power directly through the Ethernet cable, you eliminate the need for separate power outlets for each endpoint. This reduces cable clutter and deployment costs while offering centralized power management for your essential office hardware.
Is the D-Link DGS-3420-28PC/E suitable for rack-mounted server room configurations? +
Yes, this switch is designed with a standard 1U form factor, making it perfect for installation in a standard 19-inch equipment rack. Its compact design helps optimize space in server rooms or wiring closets, allowing for high-density networking setups. The professional black finish and rugged chassis ensure it fits seamlessly into your existing infrastructure while maintaining efficient airflow and thermal management.
What level of management control do administrators have with this D-Link switch? +
As a fully managed L2+ switch, the DGS-3420-28PC/E offers extensive configuration options. Administrators can utilize a comprehensive suite of management tools, including an intuitive web-based GUI, command-line interface (CLI), and SNMP support. These features provide deep visibility into network health, allowing for granular control over VLANs, security protocols, and traffic prioritization to ensure a secure and efficient network environment.
Can the D-Link DGS-3420-28PC/E be used for critical enterprise network redundancy? +
The DGS-3420-28PC/E supports advanced networking features that enhance reliability and uptime. By implementing protocols like Spanning Tree and link aggregation, network engineers can create redundant paths and increase bandwidth between switches. These capabilities are essential for businesses that cannot afford network downtime, ensuring that data pathways remain open even if a single connection or link fails during peak operations.
How do Layer 2+ features improve routing performance compared to standard L2 switches? +
Layer 2+ functionality bridges the gap between traditional switching and basic routing. This allows the switch to perform static routing between VLANs, reducing the burden on your core router and improving overall network efficiency. By offloading inter-VLAN routing tasks to the access layer, the DGS-3420-28PC/E helps minimize congestion and optimizes data flow across different segments of your network.
What security features are included to protect network traffic on this switch? +
Security is prioritized through various features such as Access Control Lists (ACLs), Port Security, and 802.1X authentication. These tools allow administrators to restrict access to the network, ensuring that only authorized devices and users can connect. By implementing these measures, the switch helps mitigate the risk of unauthorized intrusions and keeps sensitive internal communications segmented from public-facing or guest traffic.
Are there specific environmental considerations for deploying the DGS-3420-28PC/E? +
For optimal longevity and performance, this switch should be deployed in a climate-controlled environment with adequate ventilation. While the unit is built for durability in enterprise settings, maintaining an ambient operating temperature and keeping the air intake free of dust is highly recommended. Following standard best practices for rack-mount hardware ensures that the internal components function reliably over the long term.
Why should I choose BuyRouterSwitch.com for my D-Link network hardware needs? +
BuyRouterSwitch.com is a trusted source for enterprise-grade networking equipment, offering deep expertise and access to a wide range of industry-leading hardware. We focus on providing seamless procurement experiences, ensuring you receive authentic products tailored to your specific infrastructure requirements. Our commitment to quality and efficient service makes us the preferred partner for businesses aiming to modernize their network architecture with reliable and professional-grade solutions.
How can I obtain a bulk quote for multiple D-Link DGS-3420-28PC/E units? +
If you are planning a large-scale deployment and require multiple units, our sales team is ready to assist you with a competitive bulk quote. Simply reach out to us via our contact channels with your project requirements, and we will provide pricing and availability information designed to help you stay within your procurement budget while acquiring the necessary networking infrastructure for your enterprise.

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