| Marca | D-Link | 
| Modelo | DGS-3420-28TC | 
| Puertos | - 20 x 10/100/1000 BASE-TX - 4 x Combo 1000Base-T/SFP
 - 4 x SFP+
 - RS-232
 - Slot Tarjeta SD
 | 
| Despempeño | - Switch Capacity: 128Gbps - Packet Buffer: 2 MB
 - MAC address table: 16K entries
 - IPv4 routing table: 1K entries
 - IPv6 routing table: 512 entries
 - IPv4 forwarding table: 2K entries
 - IPv6 forwarding table: 1K entries
 - Jumbo frame size: 130000 bytes
 | 
| Características | Stackability - Virtual Stacking Support
 - Physical Stacking
 L2 Features
 - MAC Address Table: 16K
 - Flow Control
 - Jumbo Frames up to 13,000 bytes
 - IGMP snooping
 - MLD Snooping
 - Spanning Tree
 - Loopback Detection
 - 802.3ad Link Aggregation
 - Max. 32 groups per device
 - Port Mirroring
 - L2 Protocol Tunneling
 - ERPS (Ethernet Ring Protection Switching)
 VLAN
 - VLAN Group
 - 802.1Q Tagged VLAN
 - 802.1v Protocol VLAN
 - GVRP
 - Double VLAN (Q-in-Q)
 - MAC-based VLAN
 - VLAN Trunking
 L3 Features
 - 256 IP interfaces
 - Loopback interface
 - IPv6 Tunneling
 - Proxy ARP
 - Gratuitous ARP
 - VRRP
 L3 Routing
 - 1K routing entries shared by IPv4/v6
 - 2K L3 forwarding entries shared by IPv4/v6
 - 256 static routing entries for IPv4, 128 entries for IPv6
 - RIP v1/v2
 - RIPng
 - Policy-based Routing
 - Route Redistribution
 QoS (Quality of Service)
 - 802.1p Class of Service (CoS)
 - 8 queues per port
 - Queue Handling
 - CoS based on
 - Supports following actions for flows
 - Bandwidth Control
 - Time-based QoS
 - Congestion Control - WRED3
 ACL (Access Control List)
 - 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 based on
 - ACL Statistics
 - Time-based ACL
 Security
 - SSH v2
 - SSL v1/v2/v3
 - Port Security for up to 3328 MAC addresses for port/system/VLAN
 - Broadcast/Multicast/Unicast Storm Control
 - Traffic Segmentation
 - IP-MAC-Port Binding
 - D-Link Safeguard Engine
 - DHCP Server Screening
 - CPU Interface Filtering
 - ARP Spoofing Prevention
 - BPDU Attack Protection
 - Secure FTP1
 - NetBIOS/NetBEVI Filtering
 AAA
 - 802.1X
 - Web-based Access Control (WAC)
 - MAC-based Access Control (MAC)
 - Japan Web-based Access Control (JWAC)
 - Microsoft 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
 - RMON v2
 - 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
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| Otras Caracteristicas | - Dimensiones(An x Prof x Alt): 441 x 310 x 44 mm - Peso: 1.12 kg
 - EMI/EMC: FCC Class A, CE Class A, VCCI Class A, IC, C-Tick
 - Safety: CB, cUL, LVD
 - Certification: IPv6 Ready Logo Phase 2
 | 
| Fecha Revisión | 27-12-2017 por MSB |