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Communication Connections
RJ45 Ethernet Port Connection
The IMC-21GA has one 10/100/1000BaseT(X) Ethernet port located on
the front panel for connecting to Ethernet-enabled devices.
When connected to a 10/100 Mbps Ethernet port, the pinouts and cable
wiring diagrams for both MDI (NIC-type) and MDI-X (HUB/switch-type)
ports for both straight-through and cross-over Ethernet cables are:
Straight-Through Cable Wiring
Cross-Over Cable Wiring
1000BaseT(X) Ethernet Port Connection
1000BaseT(X) data is transmitted on differential TRD+/- signal pairs over
copper wires. When connected to a 1000 Mbps Ethernet port, the pinouts
and cable wiring diagrams for both MDI (NIC-type) and MDI-X
(HUB/switch-type) ports for both straight-through and cross-over
Ethernet cables are:
MDI/MDI-X Port Pinouts