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Appendix B - Technical Specifications D-Link Web Smart Switch User Manual
Appendix B - Technical Specifications
Hardware Specifications
Key Components / Performance
Switching Capacity:
- DGS
-1210-20: 40Gbps
- DGS-1210-28: 56Gbps
- DGS-1210-28P: 56Gbps
- DGS-1210-52: 104Gbps
Max. Forwarding Rate
- DGS-1210-20: 29.8Mpps
- DGS-1210-28: 41.7Mpps
- DGS-1210-28P: 41.7Mpps
- DGS-1210-52: 77.4Mpps
Forwarding Mode: Store and Forward
Packet Buffer memory:
- DGS-1210-20: 1MBytes
- DGS-1210-28: 1MBytes
- DGS-1210-28P: 1MBytes
- DGS-1210-52: 1MBytes
DDRII for CPU: 128M Bytes
Flash Memory: 16M Bytes
Port Functions
10/100/1000Base-T ports compliant with
the following standards:
- IEEE 802.3
- IEEE 802.3u
- IEEE 802.3ab
- IEEE 802.3az Energy Efficient Ethernet
- IEEE 802.3af (DGS-1210-28P only)
- IEEE 802.3at (DGS-1210-28P only)
- Supports Half/Full-Duplex operations
- IEEE 802.3x Flow Control support for Full-
Duplex mode
- Auto MDI/MDIX
- IEEE802.3af Power of Ethernet on Port 1~
Port 24 GE ports (DGS-1210-28P only)
- IEEE802.3at Power of Ethernet on Port 1~
Port 4 GE ports (DGS-1210-28P only)
SFP ports compliant with the following
standards:
- IEEE 802.3z
- Supports Full-Duplex operations
SFP transceivers supported
- DGS
-712 (1000Base-T)
- 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 (1000Base-BX,TX-1550/RX-
1310nm, 10km)
- DEM-330R (1000Base-BX,TX-1310/RX-
1550nm, 10km)
- DEM-331T (1000Base-BX,TX-1550/RX-
1310nm, 40km)
- DEM-331R (1000Base-BX,TX-1310/RX-
1550nm, 40km)
Physical & Environment
AC input, 100~240 VAC, 50/60Hz,
internal universal power
supply
Acoustic Value:
- DGS-1210-20/28: 0dB (Fan-less)
- DGS-1210-28P: 52.2dB (3 Smart Fan)
- DGS-1210-52: 47.1dB (2 Smart Fan)
Operation Temperature 0~50°C
Storage Temperature -20~70°C
Operation Humidity: 0%~95% RH
Storage Humidity: 0%~95% RH
Emission (EMI) Certifications
FCC class A
CE Class A
VCCI Class A
IC Class A
Safety Certifications
cUL, LVD, CE
Features
L2 Features
Supports up to 16K MAC address
Supports 256 static MAC
Jumbo frame: Supports up to 10,000
bytes
IGMP snooping:
- Supports 256 multicast groups
- Supports at least 64 static multicast groups
802.1D Spanning Tree
802.1w Rapid Spanning Tree
Loopback Detection
802.3ad Link Aggregation:
- DGS-1210-20: Supports max 10 groups
per device and 8 ports per group
- DGS-1210-28/28P: Supports max 14
groups per device and 8 ports per group
- DGS-1210-52: Supports max 26 groups
per device and 8 ports per group
Port mirroring
SNTP
86