Appendix A - Technical Specifications; Hardware Specifications; Key Components / Performance; Port Functions - D-Link SmartPro DGS-1500-20 User Manual

Appendix A - Technical Specifications

Appendix A - Technical Specifications

Hardware Specifications

Key Components / Performance

Switching Capacity:
- DGS-1500-20: 40Gbps
- DGS-1500-28: 56Gbps
- DGS-1500-52: 104Gbps
Max. Forwarding Rate
- DGS-1500-20: 29.8Mpps
- DGS-1500-28: 41.7Mpps
- DGS-1500-52: 77.4Mpps
Forwarding Mode: Store and Forward
Packet Buffer memory:
- DGS-1500-20: 1MBytes
- DGS-1500-28: 1Mbytes
- DGS-1500-52: 1MBytes
DDRII for CPU: 128M Bytes
Flash Memory: 16M Bytes

Port Functions

1000Base-T ports compliant with the
following standards:
- IEEE 802.3
- IEEE 802.3u
- IEEE 802.3ab
- Supports Half/Full-Duplex operations
- IEEE 802.3x Flow Control support for Full-
Duplex mode
- Auto MDI/MDIX
SFP ports compliant with the following
standards:
- IEEE 802.3z
- Supports Full-Duplex operations
SFP transceivers supported
- DGS-712 1000BASE-T
Transceiver
- DEM-310GT (1000BASE-LX, 10km)
- DEM-311GT (1000BASE-SX, 550m)
- DEM-314GT (1000BASE-LH, 50km)
- DEM-315GT (1000BASE-ZX, 80km)
- DEM-312GT2 (1000BASE-SX, 2km)
WDM Transceivers Supported:
- DEM-330T/R (Gigabit WDM transceiver,
Single-Mode 10km)
- DEM-331T/R (Gigabit WDM transceiver,
Single-Mode 40km
- DEM-211 (100Base-FX, Multi-mode, 2km)
-DEM-210(100Base-FX, Single-mode, 15km)
- DEM-220T (100Base-FX WDM transceiver,
Single-mode, 20km)
- DEM-220R (100Base-FX WDM transceiver,
Single-mode, 20km)
(Noted: DEM-210/211/220T/220R only supported
on DGS-1500-52)
Physical & Environment

Emission (EMI) Certifications

Safety Certifications

Features

L2 Features

Copper SFP

L3 Features

86
D-Link Web Smart Switch User Manual
AC input, 100~240
internal universal power supply
Acoustic Value:
- DGS-1500-20: 0dB (Fan-less)
- DGS-1500-28: 0dB (Fan-less)
- DGS-1500-52: 47.1dB (Smart Fan)
Operation Temperature 0~50°C
Storage Temperature -20~70°C
Operation Humidity: 0%~95% RH
Storage Humidity: 0%~95% RH
FCC class A
CE Class A
VCCI Class A
IC Class A
cUL, LVD, CE
Supports up to 16K MAC address
Jumbo frame: Supports up to 10,000
bytes
IGMP snooping: Supports 256 multicast
group
802.1D Spanning Tree
802.1w Rapid Spanning Tree
Loopback Detection
802.3ad Link Aggregation:
- DGS-1500-20: up to 10 groups per
device and 8 ports per group
- DGS-1500-28: up to 14 groups per
device and 8 ports per group
- DGS-1500-52: up to 26 groups per
device and 8 ports per group
Port mirroring
ARP:
- Max 1K ARP entries
- Support 64 static ARP
- Support Gratuitous ARP
Support 4 IP interfaces
Support IPv4 address 0.0.0.0 to prevent
occupied IP address in the network
Max. 32 IPv4 static route entries
VAC, 50/60Hz,