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Fast EtherHub-12se User’s Guide
1-2 Product Overview
Basic Features
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Conforms to the IEEE 802.3u repeater specification for 100BASE-TX and
100BASE-FX
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Transmits data at 100 Mbps for demanding applications
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Friendly design that monitors network utilization, collisions, link and port
partition status
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LED indicator panel including Utilization and Collision rate indicators for
reporting hub activity and facilitating problem diagnosis
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RJ-45 ports for 100BASE-TX connection using unshielded or shielded
twisted pair cable
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Port 12 can serve as an MDI-X station port or as an MDI daisy-chain port
using standard straight-through twisted-pair cable (see Fig. 4-1)
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Includes additional port for 100BASE-FX connection using multimode fiber
optic cable
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Automatically partitions bad ports to protect the network system
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Automatic polarity detection and correction permits automatic adjustment
for wiring errors
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Alert LED shows if fan has failed