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50-Port Dual Web Rack Switch
25
APPENDIX B
Technical Specifications
Standard
IEEE 802.3 10BASE-T Ethernet
IEEE 802.3u 100BASE-TX Fast Ethernet
IEEE 802.3z 1000BASE-SX/LX Gigabit Ethernet
IEEE 802.3ab 1000BASE-T Gigabit Ethernet
IEEE 802.3x Full Duplex Flow Control
Protocol
CSMA/CD
Data Transfer Rate
Ethernet: 10Mbps (half duplex), 20Mbps (full-duplex)
Fast Ethernet: 100Mbps (half duplex), 200Mbps (full-duplex)
Gigabit Ethernet: 2000Mbps (full-duplex)
Topology
Star
Network Cables
10BASET: 2-pair UTP Cat. 3, 4, 5; up to 100m
100BASE-TX: 2-pair UTP Cat. 5; up to 100m
1000BASE-T: 4-pair UTP Cat. 5; up to 100m
Fiber module: mini-GBIC Fiber module(1000BBASE-SX/LX)
Number of Ports
48 × 10/100Mbps Auto-MDIX RJ45 ports
2 × 10/100/1000Mbps Auto-MDIX RJ45 ports
2 × mini-GBIC fiber slot
AC inputs
100-240V AC, 50-60 Hz internal universal power supply
Power Consumption
24Watts (Max)
Temperature
Operating: 0° ~ 40° C, Storage: -10° ~ 70° C
Humidity
Operating: 10% ~ 90%, Storage: 5% ~ 90%
Dimensions
440 x 200 x 44 mm (W x H x D)
EMI:
FCC Class A, CE Mark Class A, VCCI Class A
Safety:
cUL(UL60950), CB(IEC60950)
Transmission Method:
Store-and-forward
Filtering Address Table:
4K entries per device
Packet Filterin
g
/ Forwardin
g
Rate:
10Mbps Ethernet: 14,880/pps
100Mbps Fast Ethernet: 148,800/pps
1000Mbps Gigabit Ethernet: 1,488,000/pps
MAC Address Learning:
Automatic update
RAM Buffer:
1536K Bytes per device