l-com L-EL9000 Quick Start Manual page 2

Hardened Media Converter
The following lists the pinouts of 1000Base-T port.
The 1000BaseSX/LX Connections
The fiber port pinouts: The Tx (transmit) port of device I is connected to the Rx
(receive) port of device II, and the Rx (receive) port of device I to the Tx (transmit)
port of device II.
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