SPECIFICATION

Port Standard & Functions 

 IEEE 802.3 10BASE-T Ethernet (twisted-pair copper)
 IEEE 802.3u 100BASE-TX Fast Ethernet (twisted-pair copper)
 IEEE 802.3ab 1000BASE-T Gigabit Ethernet (twisted- pair copper)Auto-negotiation
 IEEE 802.3x Flow Control support for Full-Duplex Mode.

Number of Ports

 16 10/100/1000 Mbps Ports
  4 SFP

Network Cables

UTP Cat. 5, Cat. 5e (100 m max.)EIA/TIA-568 100-ohm STP (100 m max.)
Full/Half Duplex

Full/half duplex for 10/100 Mbps speeds Full duplex for Gigabit speed.

Media Interface Exchange

Full duplex
Performance

Switching Capacity 

40 Gbps

Transmission Method

Store-and-forward

MAC Address Table

16K entries per device

MAC Address Update

Up to 256 static MAC entries Enable/disable auto-learning of MAC addresses
Maximum 64 bytes packet forwarding rate.

29.8Mpps

Packet Buffer Memory

1 MB per device.

Physical & Environmental
AC Input 
100 to 240 VAC, 50/60 Hz internal universal power supply
Maximum Power Consumption

14.06 W.

Standby Power Consumption

6.7 W/100 Vm,7.2 W/240 V
Acoustics

0 dBA

Heat Dissipation

 47.97 BTU/hr

Operating Temperature

-5 to 50 °C (41 to 122 °F)

Storage Temperature

 -20 to 70 °C (-4 to 158 °F)

Operating Humidity

-5 to 50 °C (41 to 122 °F)

Dimensions (L x W x H)

17.32 x 5.51 x 1.73 inches (19” standard rack mounting width, 1U height).

Weight

4.85 lbs
Diagnostic
LEDs 
Power (Per device)
Link/Activity/Speed (Per 10/100/1000 Mbps port)
Link/Activity/Speed (Per SFP port)
Certifications

FCC Class A, CE Class A, ICES-003, VCCI Class A, C-Tick, BSMI
Safety

UL/cUL, LVD.

MTBF

253,460 hours
Software Specifications
D-Link Single IP Management

Virtual Stacking/Clustering of up to 32 devices.

L2 Features

MAC Address Table
16K entries
Flow Control
802.3x Flow Control
HOL Blocking Prevention
IGMP Snooping
IGMP v1/v2 Snooping
Supports 256 IGMP groups
Supports at least 64 static multicast addresses
IGMP per VLAN
Supports IGMP Snooping Querier
Spanning Tree Protocol
802.1D STP
802.1w RSTP
802.1s MSTP2
Loopback Detection
Port Mirroring
One-to-One
Many-to-One
Supports Mirroring for Tx/Rx/Both
802.3ad Link Aggregation
DGS-1500-20: Max. 10 groups per device, 8 ports per group
Cable Diagnostics
Configurable MDI/MDIX
Multicast Filtering
Forwards all unregistered groups
Filters all unregistered groups
Jumbo Frame
Up to 10,000 bytes
LLDP
LLDP-MED
VLAN

802.1Q
VLAN Group
Max. 4K static VLAN groups
Max. 4094 VIDs
GVRP
Up to 256 dynamic VLANs
Asymmetric VLAN
Auto Voice VLAN
Max. 10 user defined OUI
Max. 8 default OUI
Auto Surveillance VLAN
QoS (Quality of Service)

802.1p Quality of Service
4 queues per port
Queue Handling
Strict
Weighted Round Robin (WRR)
CoS based on
802.1p Priority Queues
DSCP
ToS3
IPv6 Traffic Class3
IPv6 flow label3
TCP/UDP port3
Bandwidth Control
Port-based (Ingress/Egress, min. granularity 10/100/1000 is 64 Kb/s

L3 Features

ARP
64 Static ARP
Supports Gratuitous ARP
IPv6 Neighbor Discovery (ND)2
IP Interface
Supports 4 interfaces
L3 Routing

Default Routing
Static Routing
Max. 32 IPv4 Static Route entries
Max. 128 IPv4 Host Routes
Max. 16 IPv6 Static Route entries2
Max. 64 IPv6 Host Routes2
MAC Address
Ether Type
IPv4 Address
DSCP
Protocol Type
Security

Port Security
Supports up to 64 MAC addresses per port
Broadcast/Multicast/Unicast Storm Control
D-Link Safeguard Engine
802.1X Port-based Access Control
DHCP Server Screening
IP-MAC-Port Binding2
Supports 512 address binding entries
ARP mode
ACL mode
Supports DHCP Snooping
ARP Spoofing Prevention
Max. 64 entries
Traffic Segmentation
SSL
Supports v1/v2/v3
Supports IPv63

AAA

802.1X Authentication
Supports local/ RADIUS database
Supports Port-based access control
Supports EAP, OTP, TLS, TTLS, PEAP
IPv6 RADIUS Server2

MIB

1213 MIB II

1493 Bridge MIB
1907 SNMP v2 MIB
1215 Trap Convention MIB
2233 Interface Group MIB
D-Link Private MIB
LLDP MIB
Power-Ethernet MIB3
RFC Standard Compliance

RFC Standard Compliance
RFC 783 TFTP
RFC 854 Telnet Server
RFC 951 BootP/DHCP Client
RFC 1157 SNMP v1, v2, v3
RFC 1213 MIB II
RFC 1215 MIB Traps Convention
RFC 1350 TFTP
RFC 1493 Bridge MIB
RFC 1769 SNTP
RFC 1542 BootP/DHCP Client
RFC 1901 SNMP v1, v2, v3
RFC 1907 SNMP v2 MIB
RFC 1908 SNMP v1, v2, v3
RFC 2068 FCS
RFC 2131 BootP/DHCP Client
RFC 2138 RADIUS Authentication
RFC 2139 RADIUS Authentication
RFC 2233 Interface Group MIB
RFC-2246 SSL
RFC 2475
RFC 2570 SNMP v1, v2, v3
RFC 2575 SNMP v1, v2, v3
RFC 2598 CoS

OAM

Cable Diagnostics
Factory Reset

Management

Web-based GUI
Single IP Management
Compact CLI
Telnet Server
TFTP Client
Configurable MDI/MDIX
SNMP
Supports v1/v2/v3
SNMP Trap
Trap for SmartConsole Utility
System Log
Max. 500 log entries
BootP/DHCP Client
ICMP v62
IPv4/v6 Dual Stack2
DHCP Auto Configuration
Debug Command
Time Setting
SNTP
RMONv1
Trusted Host
Time-based PoE3
User Account
Upload/Download Configuration file
Backup/Upgrade firmware
Smart Wizard
SNTP
Green™ V3.0 Technology

Power Saving by:
Link Status
Cable Length
LED Shutoff
Port Standby
System Hibernation