Allied Telesis AT-2973T (NetExtreme II) - Manual (Page 129)

AT-2973SX and AT-2973T NetExtreme II Family Adapters Installation and User’s Guide
129
Table 9 lists the RJ-45 pin signals when a twisted-pair port is operating in
the MDI configuration.
Table 10 lists the RJ-45 port pin signals when a twisted-pair port is
operating in the MDI-X configuration.
Table 11 lists the RJ-45 connector pins and their signals when a
1000Base-T port is operating at 1000 Mbps.
Table 9. MDI Pin Signals (10Base-T or 100Base-TX)
Pin Signal
1 TX+
2 TX-
3 RX+
6 RX-
Table 10. MDI-X Pin Signals (10Base-T or 100Base-TX)
Pin Signal
1 RX+
2 RX-
3 TX+
6 TX-
Table 11. RJ-45 1000Base-T Connector Pinouts
a
a. Bi-directional data on each pair.
Pin Pair Signal
1 1 TX and RX+
2 1 TX and RX-
3 2 TX and RX+
4 3 TX and RX+
5 3 TX and RX-
6 2 TX and RX-
7 4 TX and RX+
8 4 TX and RX-