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General – D-Link DES-3250TG User Manual

Page 161

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D-Link DES-3250TG Standalone Layer 2 Switch

General

IEEE 802.3u 100BASE-TX Fast Ethernet

IEEE 802.3z 1000BASE-SX Gigabit Ethernet

IEEE 802.3ab 1000BASE-T Gigabit Ethernet

IEEE 802.1 P/Q VLAN

IEEE 802.3x Full-duplex Flow Control

ANSI/IEEE 802.3 Nway auto-negotiation

Protocols:

CSMA/CD

Data Transfer Rates:

Ethernet

Fast Ethernet

Gigabit Ethernet


Half-duplex Full-duplex

10 Mbps

20Mbps


100Mbps 200Mbps


n/a 2000Mbps

Topology:

Star

Network Cables:
10BASE-T:


100BASE-TX:



Mini GBIC:


2-pair UTP Cat. 3,4,5 (100 m)
EIA/TIA- 568 100-ohm STP (100 m)

2-pair UTP Cat. 5 (100 m)
EIA/TIA-568 100-ohm STP (100 m)


IEC 793-2:1992
Type A1a - 50/125um multimode
Type A1b - 62.5/125um multimode
(SC optical connector)

Number of Ports:

48x 10/100 Mbps NWay ports
2 Gigabit Ethernet ports – 1000BASE-T (included) or
Mini GBIC (optional)

Physical and Environmental

AC Iput & External
Redundant Power
Supply:

100 – 120; 200 - 240 VAC, 50/60 Hz (internal universal
power supply)

Power
Consumption:

30 watts maximum

DC Fans:

2 built-in 40 x 40 x10 mm fans

Operating
Temperature:

0 to 40 degrees Celsius

Storage
Temperature:

-40 to 70 degrees Celsius

Humidity:

Operating: 5% to 95% RH non-condensing;
Storage: 0% to 95% RH non-condensing

Dimensions:

441 mm x 309 mm x 44 mm (1U), 19 inch rack-mount
width

151