D-Link

20-Port Gigabit xStack Managed L2+ Stackable switch with 4 Gigabit Combo BASE-T/SFP ports and 4 10G SFP+ ports

DGS-3420-28TC *(This product has been discontinued)

SPECIFICATION

Technical Specifications

Interfaces

• 10/100/1000BASE-T Ports
• 20 (DGS-3420-28TC, DGS-3420-28PC)
• 48 (DGS-3420-52T, DGS-3420-52P)

• Gigabit SFP Ports
• 20 (DGS-3420-28SC)

• Combo 10/100/1000BASE-T/SFP Ports
• 4 (DGS-3420-28TC, DGS-3420-28SC, DGS-3420-28PC)

• 10 Gigabit SFP+ Ports
• 4 (all models)

• Optional Redundant Power Supply
• DPS-500 (DGS-3420-28TC, DGS-3420-28SC, DGS-3420-52T)
• DPS-700 (DGS-3420-28PC, DGS-3420-52P)

• Console Ports
• RJ45 (RS-232) (all models)
• RJ45 to DB9 cable included

• Management Port
• RJ45 (10/100BASE-T) (all models)

• Alarm Port
• 2 input, 1 output, (42VAC or 60VDC) (all models)

• SD Card Slot
• 1 (all models)

Performance

• Switching Capacity
• 128Gbps (DGS-3420-28TC, DGS-3420-28SC, DGS-3420-28PC)
• 176Gbps (DGS-3420-52T, DGS-3420-52P)

• Packet Forwarding Rate
• 95.24Mpps (DGS-3420-28TC, DGS-3420-28SC, DGS-3420-28PC)
• 130.95Mpps (DGS-3420-52T, DGS-3420-52P)

• Packet Buffer
• 2 MB

• MAC Address Table
• 16K Entries

• IPv4/v6 Routing Table
• 1K/512 Entries

• IPv4/v6 L3 Forwarding Table
• 2K/1K Entries

• Jumbo Frame Size
• 13,000 bytes

PoE

• PoE Ports
• 24 (DGS-3420-28PC)
• 48 (DGS-3420-52P)

• PoE Budget
• 370W (740W with DPS-700) (DGS-3420-28PC, DGS-3420-52P)

• 802.3af (PoE)
• Yes (DGS-3420-28PC, DGS-3420-52P)

• 802.3at (PoE+)
• Yes (DGS-3420-28PC, DGS-3420-52P)

Physical

• MTBF (Hours)
     • 287,763 hours (DGS-3420-28TC)
     • 300,371 hours (DGS-320-28SC)
     • 287,763 hours (DGS-3420-28PC)
     • 301,667 hours (DGS-3420-52T)
     • 300,371 hours (DGS-3420-52P)

• Acoustic
     • At Operation Temperature below 86 °F:
          • < 38.7 dB (DGS-3420-28TC)
          • < 38.9 dB (DGS-320-28SC)
          • < 40.3 dB (DGS-3420-28PC)
          • < 40.6 dB (DGS-3420-52T)
          • < 38.9 dB (DGS-3420-52P)

     • At Operation Temperature above 86 °F:
          • < 46.5 dB (DGS-3420-28TC)
          • < 46.2 dB (DGS-320-28SC)
          • < 52.5 dB (DGS-3420-28PC)
          • < 52.5 dB (DGS-3420-52T)
          • < 46.2 dB (DGS-3420-52P)

• Heat Dissipation
     • 200.5 BTU/hr (DGS-3420-28TC)
     • 205.3 BTU/hr (DGS-3420-28SC)
     • 200.5 BTU/hr (DGS-3420-28PC)
     • 187.6 BTU/hr (DGS-3420-52T)
     • 205.3 BTU/hr (DGS-3420-52P)

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

• Max Power Consumption
     • 58.8 watts (DGS-3420-28TC)
     • 60.2 watts (DGS-320-28SC)
     • 478.0 watts (DGS-3420-28PC)
     • 81.0 watts (DGS-3420-52T)
     • 505.4 watts (DGS-3420-52P)

• Dimensions (W x D x H)
     • 17.36 x 12.2 x 1.72in (441 x 310 x 44 mm) (DGS-3420-28TC)
     • 17.36 x 12.2 x 1.72in (441 x 310 x 44 mm) (DGS-320-28SC)
     • 17.1 x 17.4 x 1.7in (441 x 380 x 44 mm) (DGS-3420-28PC)
     • 17.1 x 17.4 x 1.7in (441 x 380 x 44 mm) (DGS-3420-52T)
     • 17.1 x 17.4 x 1.7in (441 x 380 x 44 mm) (DGS-3420-52P)

• Weight
     • 9.1lbs (4.12 kg) (DGS-3420-28TC)
     • 8.9lbs (4.06 kg) (DGS-320-28SC)
     • 12.7lbs (5.75 kg) (DGS-3420-28PC)
     • 11.2lbs (5.07 kg) (DGS-3420-52T)
     • 14.1lbs (6.24 kg) (DGS-3420-52P)

• Ventilation
     • via Temperature Controlled Smart Fan
          • > 102.2 F High Speed
          • < 102.2 F Low Speed

• Operating Temperature
• 32-122F (0-50C)

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

• Operating Humidity
• 10% to 90% RH

• Storage Humidity
• 5% to 90% RH

• Emission (EMI)
• FCC Class A, CE Class A, VCCI Class A, IC, C-Tick

• Safety
• CB, cUL, LVD

• Certification
• IPv6 Ready Logo Phase 2

Software Features

• Stackability
     • Virtual Stacking Support
          • D-Link Single IP Management
          • Up to 32 devices per virtual stack
     • Physical Stacking
          • Supports Duplex Chain/Ring topology
          • Up to 40G stacking bandwidth
          • Up to 12 units per stack

• L2 Features
     • MAC Address Table: 16K
     • Flow Control
     • 802.3x Flow Control
          • HOL Blocking Prevention
          • Jumbo Frames up to 13000 bytes
     • IGMP snooping
          • IGMP v1/v2/v3 Snooping
         • Supports 960 groups
          • Port/Host-based
          • IGMP Snooping
         • Fast Leave
     • MLD Snooping
          • MLD v1/v2 Snooping
          • Supports 480 groups
          • Host-based MLD Snooping Fast Leave
     • Spanning Tree
         • 802.1D-2004 STP
         • 802.1w RSTP
        • 802.1Q-2005 MSTP
        • BPDU filtering
         • Root Restriction
     • Loopback Detection
     • 802.3ad Link Aggregation
     • Max. 32 groups per device
         • 8 Gigabit ports or 2 10-Gigabit port per group
     • Port Mirroring
        • Supports 4 Mirroring Groups
        • Supports One-to-One, Many-to-One,
     • Flow-based, and RSPAN mirroring
          • L2 Protocol Tunneling
          • ERPS (Ethernet Ring Protection Switching)

• VLAN
     • VLAN Group
          • Max. 4K Static VLAN Groups
          • Max. 255 Dynamic VLAN Groups
     • 802.1Q Tagged VLAN
     • 802.1v Protocol VLAN
     • GVRP
     • Double VLAN (Q-in-Q)
          • Port-based Q-in-Q
          • Selective Q-in-Q4
     • MAC-based VLAN
     • VLAN Trunking
     • 802.1Qbb (future)

• L3 Features
     • 256 IP interfaces
     • Loopback interface
     • IPv6 Tunneling
     • Proxy ARP
     • Gratuitous ARP

• L3 Routing
     • 1K routing entries shared by IPv4/v6
          • Max. 1K IPv4 routes
          • Max. 512 IPv6 routes
     • 2K L3 forwarding entries shared by IPv4/v6
          • Max. 2K IPv4 entries
          • Max. 1K IPv6 entries
     • 256 static routing entries for IPv4, 128 entries for IPv6
     • RIP v1/v2
     • RIPng

• QoS (Quality of Service)
     • 802.1p Class of Service (CoS)
     • 8 queues per port
     • Queue Handling
          • Strict
          • Weighted Round Robin (WRR)
          • Strict + WRR
     • CoS based on
          • Switch Port
         • VLAN ID
          • 802.1p Priority Queues
          • MAC Address
          • IPv4/v6 Address
         • DSCP
         • Protocol Type
        • IPv6 Traffic Class
          • IPv6 Flow Label
        • TCP/UDP Port
          • User-defined Packet Content
     • Supports following actions for flows:
         • Remark 802.1p Priority Tag
         • Remark TOS/DSCP Tag
        • Bandwidth Control
         • Flow Statistics
        • Committed Information Rate (CIR),min. granularity 1 Kbps.
         • Bandwidth Control
         • Port-based (Ingress/Egress, min. granularity 64 Kbps)
         • Flow-based (Ingress, min. granularity 64 Kbps)
     • Time-based QoS

• ACL (Access Control List)
     • ACL based on
          • 802.1p Priority
          • VLAN ID
          • MAC Address
          • Ether Type
          • IPv4/v6 Address
          • DSCP
          • Protocol Type
          • TCP/UDP Port Number
          • IPv6 Traffic Class
          • IPv6 Flow Label
          • User-defined Packet Content
     • Ingress ACL: support up to 6 profiles and 256 rules per profile
     • Egress ACL: support up to 4 profiles and 128 rules per profile
     • ACL Statistics
     • Time-based ACL
     • CPU interface filtering

• Security
     • SSH v2
     • SSL v1/v2/v3
     • Port Security for up to 64 MAC addresses per port
     • Broadcast/Multicast/Unicast Storm Control
     • Traffic Segmentation
     • CPU Interface Filtering
     • ARP Spoofing Prevention
     • BPDU Attack Protection
     • DHCP Server Screening
     • IP-MAC-Port Binding
          • ARP Packet Inspection
          • IP Packet Inspection
          • DHCP Snooping
          • DHCPv6 and NDP Snooping
          • Supports up to 500 Address Binding Entries per device
     • D-Link Safeguard Engine

• AAA
     • 802.1X
          • Port-based Access Control
          • Host-based Access Control
          • Dynamic VLAN Assignment
     • Web-based Access Control (WAC)
          • Port-based Access Control
          • Host-based Access Control
          • Dynamic VLAN Assignment
     • MAC-based Access Control (MAC)
          • Port-based Access Control
          • Host-based Access Control
          • Dynamic VLAN Assignmen
     • Japan Web-based Access Control (JWAC)
          • Host-based Access Control
     • Microsoft® NAP
          • Supports 802.1X NAP
          • Supports DHCP NAP
     • Guest VLAN
     • RADIUS and TACACS+ authentication for switch access
     • 4-Level user account

• Management
     • Web-based GUI
     • Command Line Interface (CLI)
     • Telnet Server
     • Telnet Client
     • TFTP Client
     • ZModem
     • SNMP v1/v2c/v3
     • SNMP Trap
     • System Log
     • RMON v1
          • Supports 1,2,3,9 Groups
     • RMON v2
          • Supports ProbeConfig Group
     • sFlow
     • LLDP/LLDP-MED
     • BootP/DHCP Client
     • DHCP Auto-Configuration
     • DHCP Relay
     • DHCP Relay Option 60; 61
     • DHCP Relay Option 82
     • DHCP Server
     • Flash File System
     • Multiple Images
     • Multiple Configurations
     • CPU Monitoring
     • Debug Command
     • SNTP
     • ICMPv6
     • DHCPv6 Client
     • DHCPv6 Relay
     • DHCPv6 Server
     • Trusted Host
     • MTU Setting
     • Microsoft® NLB Support
     • UDP helper

• OAM
     • 802.3ah Ethernet Link OAM
     • 802.3ah D-Link Extension: D-Link Unidirectional Link Detection (DULD)
     • IEEE1588 Precision Time Protocol (PTP)
     • Cable Diagnostics
     • Connectivity Fault Management (CFM)
     • ITU-T Y.1731

• Green
     • Power saving by Link Status
     • Power saving by Cable Length
     • Time-based PoE (DGS-3420-28PC and DGS-3420-52P)

• MIB/IETF Standards
     • RFC1213 MIB-II
     • RFC1493 Bridge MIB
     • RFC1907 SNMPv2 MIB
     • RFC2571~2576 SNMP MIB
     • RFC1271, 2819 RMON MIB
     • RFC2021 RMON v2 MIB
     • RFC2665 Ether-like MIB
     • RFC2668 MAU MIB
     • RFC2674 802.1p MIB
     • RFC2233, 2863 IF MIB
     • RFC2618 RADIUS Authentication Client MIB
     • RFC1724 RIP v2 MIB
     • RFC2096 IP Forwarding Table MIB CIDR)
     • RFC2620 RADIUS Accounting Client MIB
     • Ping MIB
     • Traceroute MIB
     • D-Link Private MIB
     • RFC768 UDP
     • RFC783 TFTP
     • RFC 791 IP
     • RFC 793 TCP
     • RFC 826 ARP
     • RFC854 Telnet
     • RFC951, 1542 BootP
     • RFC2068 HTTP
     • RFC3056, 5214 IPv6 Tunnel
     • RFC2138 RADIUS
     • RFC2139 RADIUS Accounting
     • RFC1492 TACACS
     • RFC3176 sFlow
     • RFC2598 DiffServ Expedited Forwarding

Warranty
• Lifetime

Ordering Information

• DGS-3420-28TC - 20 10/100/1000BASE-T and 4 Combo 10/100/1000BASE-T/SFP and 4 SFP+
• DGS-3420-28SC - 20 SFP and 4 Combo 10/100/1000BASE-T/SFP and 4 SFP+
• DGS-3420-28PC - 20 10/100/1000BASE-T PoE and 4 Combo 10/100/1000BASE-T PoE/SFP and 4 SFP+
• DGS-3420-52T - 48 10/100/1000BASE-T and 4 SFP+
• DGS-3420-52P - 48 10/100/1000BASE-T PoE and 4 SFP+

Optional Products

Optional Management Software
• DV-600S - D-View 6.0 Network Management Software Standard Edition
• DV-600P - D-View 6.0 Network Management Software Professional Edition

Optional 10 Gbps SFP+ Transceivers
• DEM-431XT-DD - 10GBASE-SR SFP+ Transceiver
• DEM-432XT-DD - 10GBASE-LR SFP+ Transceiver
• DEM-435XT-DD - 10GBASE-LRM SFP+ Transceiver

Optional 1 Gbps SFP Transceivers
• DEM-310GT - SFP transceiver, 1000BASE-LX
• DEM-311GT - SFP transceiver, 1000BASE-SX
• DEM-211 - SFP transceiver, 100BASE-FX

Optional 10 Gbps SFP+ Direct Attach Cables
• DEM-CB100S - 10-GbE SFP+ 1 m Direct Attach Cable
• DEM-CB300S - 10-GbE SFP+ 1 m Direct Attach Cable

Optional Redundant Power Supplies
• DPS-500 - 140-watt redundant power supply
• DPS-700 - 589-watt redundant power supply

No	Description	Title	Type	File Size
1	User Manual	DGS-3420 WebGui Reference Guide	50_Web	11.77 MB
2	User Manual	DGS-3420 CLI Reference Guide	50_CLI	5.04 MB
3	Firmware	DGS-3420_Series_A1/A2_v1.50.018	had	6.62 MB
4	Datasheet	DGS-3420 Datasheet	pdf	2.56 MB